GitHub Repos

Node-based interface and backend for running image, video and audio diffusion models locally.

LLMs from Scratch

Learning resourcesJupyter Notebook107k stars

Code for Sebastian Raschka's book on building a GPT-style LLM in PyTorch, step by step.

Qdrant

RAG & dataRust35k stars

Rust vector database with fast filtered search, hybrid sparse-dense retrieval and quantization, self-hosted or managed.

Superpowers

Agent skills & pluginsShell304k stars

Skills plugin that makes coding agents brainstorm, plan, test first and review before they ship, across 16 agent harnesses.

vLLM

Run models locallyPython96k stars

High-throughput LLM serving engine for GPUs, with an OpenAI-compatible server and wide model support.

Langfuse

Gateways, observability & guardrailsTypeScript37k stars

Open-source tracing, evaluation and prompt management for LLM apps, free to self-host and owned by ClickHouse since January 2026.

LangGraph

Agent frameworksPython44k stars

Low-level framework for building stateful agents as graphs, with durable execution, memory, streaming and human-in-the-loop.

Ollama

Run models locallyGo184k stars

One-command tool for downloading and running open LLMs locally, with a REST API and optional paid cloud models.

Open WebUI

Chat apps & UIsPython157k stars

Self-hosted ChatGPT-style web interface for Ollama, OpenAI-compatible APIs and other model providers.

OpenCode

Coding agentsTypeScript222k stars

MIT-licensed terminal coding agent that works with almost any model provider, from the team behind SST.

pgvector

RAG & dataC23k stars

Postgres extension that adds vector columns and HNSW or IVFFlat indexes, so embeddings live next to the rows they describe.

Unsloth

Training & fine-tuningPython79k stars

Faster, lower-memory fine-tuning for open LLMs, now with a desktop app and web UI for running and training models.

Browser Use

Agent frameworksPython119k stars

Python library that lets LLM agents control a real web browser to click, type and extract data from sites.

Dify

Chat apps & UIsPython160k stars

Visual platform for building LLM apps, agent workflows and RAG pipelines, self-hosted or on Dify Cloud.

Docling

RAG & dataPython69k stars

IBM-born toolkit that converts PDFs, Office files, HTML and images into clean Markdown or JSON for RAG, with strong table handling.

Matt Pocock's Skills

Agent skills & pluginsShell301k stars

Small, composable skills such as /grill-me, /grill-with-docs and /tdd that keep you in charge of the process instead of a framework.

OpenAI Codex CLI

Coding agentsRust131k stars

OpenAI's open-source terminal coding agent, written in Rust and included with ChatGPT plans.

promptfoo

EvaluationTypeScript26k stars

CLI and library for testing prompts, RAG apps and agents, plus red teaming for security issues. Now owned by OpenAI.

Pydantic AI

Agent frameworksPython21k stars

Type-safe Python agent framework from the Pydantic team, with composable capabilities, durable execution and Logfire tracing.

TRL

Training & fine-tuningPython20k stars

Hugging Face's library for post-training LLMs: supervised fine-tuning, DPO, GRPO and other reinforcement learning methods.

Anthropic Sandbox Runtime (srt)

Gateways, observability & guardrailsTypeScript6.3k stars

Anthropic's open-source sandbox behind Claude Code's /sandbox: it fences any process off from your files and network.

Anthropic Skills

Agent skills & pluginsPython183k stars

Anthropic's reference Agent Skills, including the docx, pdf, pptx and xlsx skills behind Claude's file features, plus the spec.

ccusage

Coding-agent toolsRust19k stars

CLI that reads coding agents' local usage logs and reports tokens and estimated cost by day, session or 5-hour block.

Cline

Coding agentsTypeScript71k stars

Open-source coding agent for VS Code, JetBrains and the terminal that asks before each change; bring your own model.

herdr

Coding agentsRust47k stars

A terminal multiplexer built for coding agents: a background server keeps every pane running and flags the agent that needs you.

Hugging Face Diffusers

Image & videoPython35k stars

Hugging Face's Python library for running and training diffusion models for image, video and audio.

HyperFrames

Image & videoTypeScript74k stars

HeyGen's Apache-2.0 renderer that turns HTML, CSS and seekable animation into MP4, with skills that teach coding agents to make videos.

Inspect

EvaluationPython3.1k stars

The UK AI Security Institute's framework for LLM and agent evaluations, used for safety and capability testing.

LibreChat

Chat apps & UIsTypeScript46k stars

MIT-licensed, self-hosted ChatGPT-style app for many model providers, with agents, MCP and enterprise sign-in.

LM Evaluation Harness

EvaluationPython14k stars

EleutherAI's framework for running standard academic benchmarks against language models.

Mastra

Agent frameworksTypeScript29k stars

TypeScript framework for agents and workflows, with memory, RAG, evals, tracing and a local Studio for testing.

MCP Python SDK

Agent frameworksPython25k stars

Official Python SDK for building Model Context Protocol servers and clients, rewritten for the 2026-07-28 spec.

Milvus

RAG & dataGo46k stars

Distributed vector database for billion-scale search, now able to query vectors in Parquet, Lance and Iceberg files where they sit.

MLflow

Gateways, observability & guardrailsPython29k stars

Apache-2.0 platform for ML experiment tracking and model registry that now also traces, evaluates and versions prompts for LLM apps.

MLX

Run models locallyC++29k stars

Apple's array framework for machine learning on Apple silicon, now with a CUDA build; the engine behind mlx-lm and many Mac LLM apps.

n8n

Chat apps & UIsTypeScript209k stars

Fair-code workflow automation with 1,500+ integrations and AI agent nodes; self-host free for internal use or pay per execution.

OpenAI Agents SDK

Agent frameworksPython30k stars

OpenAI's lightweight Python framework for agents with tools, handoffs, guardrails, sessions and sandboxed workspaces.

OpenHands

Coding agentsTypeScript92k stars

Self-hosted control centre for coding agents: runs OpenHands, Claude Code, Codex and other ACP agents locally, on VMs or in the cloud.

SGLang

Run models locallyPython38k stars

Fast serving framework for LLMs and multimodal models, built around RadixAttention prefix caching.

Trail of Bits Skills

Agent skills & pluginsPython7.8k stars

A security firm's audit methods, packaged as 46 plugins for Claude Code and Codex.

Worktrunk

Coding agentsRust9.7k stars

A Rust CLI that makes git worktrees as easy as branches, so five or ten coding agents can work in parallel without colliding.

Agent Skills (Addy Osmani)

Agent skills & pluginsJavaScript110k stars

25 engineering-workflow skills and 9 lifecycle commands, from spec to ship, written by Addy Osmani for any coding agent.

AnythingLLM

Chat apps & UIsJavaScript67k stars

All-in-one desktop and Docker app for chatting with your documents using local or cloud models, with agents and MCP.

audio.cpp

Run models locallyC++3.8k stars

A llama.cpp-style C++ runtime for 110+ local audio model families: TTS, voice cloning, ASR, diarisation, separation and music.

Axolotl

Training & fine-tuningPython13k stars

Config-driven fine-tuning tool for open LLMs, from single GPUs to multi-node clusters.

Claude Code official plugin marketplace

Agent skills & pluginsPython44k stars

Anthropic's plugin catalogue that Claude Code adds by default: 315 entries, mostly vendor plugins, with context-cost estimates.

Diagram Design

Agent skills & pluginsHTML62k stars

Agent skill that draws 45 types of editorial diagram as one self-contained HTML and SVG file, styled to your brand.

garak

Gateways, observability & guardrailsPython9.7k stars

NVIDIA's open-source vulnerability scanner for language models: point it at an endpoint and it fires hundreds of known attacks.

Graphiti

RAG & dataPython32k stars

Zep's open-source framework for temporal knowledge graphs that track when facts became true and when they stopped being true.

Hermes Agent

Agent frameworksPython257k stars

Nous Research's always-on personal agent: runs on a server, talks over Telegram or Slack, and writes its own skills as it goes.

Impeccable

Agent skills & pluginsRust89k stars

Frontend design skill with 24 commands and a 62-rule detector that flags generic AI-looking UI, by Paul Bakaus.

LiteLLM

Gateways, observability & guardrailsPython62k stars

Self-hosted gateway and Python SDK that puts 100+ model providers behind one OpenAI-style API, with keys, budgets and fallbacks.

LlamaFactory

Training & fine-tuningPython76k stars

Fine-tuning framework for 100+ LLMs and vision-language models, with a web UI as well as a command line.

LlamaIndex

RAG & dataPython53k stars

Python framework for connecting LLMs to your documents, with ingestion, indexing, retrieval and event-driven agent Workflows.

Marker

RAG & dataPython41k stars

Datalab's PDF-to-Markdown converter that reads the text layer first and calls its OCR model only where a page needs it.

nanochat

Training & fine-tuningPython59k stars

Andrej Karpathy's minimal codebase for training a small ChatGPT-style model end to end on one GPU node.

OpenClaw

Agent frameworksTypeScript394k stars

Self-hosted personal AI assistant that runs on your machine and answers in WhatsApp, Telegram, Slack, iMessage and 20+ other chat apps.

Repomix

RAG & dataTypeScript29k stars

Packs a whole repository into one AI-ready file, with token counts, secret filtering and optional code compression.

Spec Kit

Agent skills & pluginsPython143k stars

GitHub's toolkit for spec-driven development: constitution, spec, plan, tasks, implement and converge commands for 40+ coding agents.

Stagehand

Agent frameworksTypeScript26k stars

Browserbase's browser SDK for TypeScript, Python and Go that mixes Playwright-style code with natural-language act and extract steps.

AI Toolkit

Image & videoPython12k stars

Ostris's training toolkit for fine-tuning image and video diffusion models, mainly LoRAs, with a web UI.

Arize Phoenix

Gateways, observability & guardrailsPython12k stars

OpenTelemetry-based tracing and evaluation workbench from Arize, source-available under the Elastic License and now part of Dynatrace.

colibri

Run models locallyC43k stars

Pure-C engine that runs huge mixture-of-experts models on ordinary PCs by streaming experts from disk, plus a Jev-compatible decision API.

Crawl4AI

RAG & dataPython86k stars

Open-source Python crawler on Playwright that turns pages into LLM-ready Markdown, now with a paid hosted cloud.

DeepEval

EvaluationPython19k stars

Python framework for unit-testing LLM apps with ready-made metrics, in a pytest-like style.

DeerFlow

Agent frameworksPython85k stars

ByteDance's self-hosted agent harness: sub-agents, sandboxes, memory and skills for research, coding and report jobs that run for hours.

Elephant-Goldfish Model

Agent skills & pluginsPython6.5k stars

Google's open-source plugin: a deep-context agent drafts a design, then zero-context subagents review it to expose blind spots.

Firecrawl

RAG & dataTypeScript196k stars

Web scraping and crawling API that turns websites into clean Markdown or structured data for LLMs, self-hosted or cloud.

Generative AI for Beginners

Learning resourcesJupyter Notebook122k stars

Microsoft's free 21-lesson course on building generative AI apps, with Python and TypeScript samples that lean on Azure.

Google Agent Development Kit (ADK)

Agent frameworksPython22k stars

Google's open-source framework for building, testing and deploying agents, with a graph-based workflow runtime since 2.0.

Haystack

RAG & dataPython27k stars

deepset's open-source Python framework for production RAG pipelines and agents, built from explicit, typed components.

Jan

Chat apps & UIsRust45k stars

Open-source desktop app for running LLMs offline, with an OpenAI-compatible local API and optional cloud models.

LangChain

Agent frameworksPython148k stars

Python and TypeScript framework for building LLM agents, with a standard agent loop, middleware and hundreds of model integrations.

Lightpanda

Agent frameworksZig39k stars

A headless browser written from scratch in Zig for agents and scrapers, speaking CDP and MCP at a fraction of Chrome's memory.

LLM Course

Learning resourcesMarkdown85k stars

Maxime Labonne's free roadmap for learning LLMs, from fundamentals to fine-tuning and deployment, with Colab notebooks.

Microsoft Agent Framework

Agent frameworksPython14k stars

Microsoft's agent SDK for Python and .NET, merging AutoGen and Semantic Kernel into one framework with stable 1.0 APIs.

OpenWiki

RAG & dataTypeScript18k stars

LangChain's CLI that writes a linked Markdown wiki of your codebase for agents, and tracks which facts go stale when code changes.

Orca

Coding agentsTypeScript103k stars

An open-source desktop workspace for running several coding agents side by side, each in its own git worktree.

pdf-inspector

RAG & dataRust20k stars

Firecrawl's Rust PDF parser: tells text PDFs from scans in milliseconds and turns the text ones into Markdown without OCR.

PyRIT

Gateways, observability & guardrailsPython4.7k stars

Microsoft's Python framework for automated and human-led red teaming of generative AI, strongest on multi-turn attacks.

security-guidance plugin (Claude Code)

Agent skills & pluginsPython44k stars

Anthropic's Claude Code plugin that reviews what Claude writes three times: on every edit, at the end of every turn and on every commit.

Skyvern

Agent frameworksPython23k stars

AGPL browser agent that reads pages with vision models, with a Playwright-style SDK, a no-code workflow builder and a paid cloud.

SwiftUI Pro

Agent skills & pluginsMarkdown6.4k stars

Paul Hudson's agent skill that stops models writing deprecated, inaccessible or slow SwiftUI, for Claude Code, Codex and Cursor.

T3 Code

Coding agentsTypeScript33k stars

An open control surface that drives Claude Code, Codex, Cursor and other agents on your machine from a phone, browser or desktop app.

Weaviate

RAG & dataGo17k stars

Go vector database with first-class hybrid keyword-and-vector search, built-in embedding modules and multi-tenancy, self-hosted or cloud.

Activepieces

Chat apps & UIsTypeScript25k stars

Open-source Zapier alternative whose TypeScript integrations double as MCP servers for AI agents.

Agno

Agent frameworksPython43k stars

Python framework and AgentOS runtime for running agents with memory, knowledge and tools on your own infrastructure.

Cherry Studio

Chat apps & UIsTypeScript53k stars

Cross-platform desktop client for many cloud model providers and local servers, with knowledge bases, MCP and an agent.

Chroma

RAG & dataRust30k stars

Open-source vector database that runs embedded in Python or as a server, popular for prototypes and small RAG apps.

CrewAI

Agent frameworksPython60k stars

Python framework for teams of role-playing agents (Crews) plus event-driven Flows for predictable production pipelines.

goose

Coding agentsRust56k stars

Extensible local AI agent from Block, now under the Linux Foundation's Agentic AI Foundation, with desktop and CLI apps.

GPT Researcher

Agent frameworksPython30k stars

Open deep-research agent that plans sub-questions, scrapes 20+ sources in parallel and writes a cited report from the web or your own files.

Graphify

Agent skills & pluginsPython136k stars

A /graphify skill that parses your codebase and docs into a local knowledge graph the agent queries instead of grepping files.

Hallmark

Agent skills & pluginsCSS44k stars

A design skill that deals coding agents one of 50 themes, bans the tells of generated pages and lints the result in a real browser.

Learn Harness Engineering

Learning resourcesTypeScript23k stars

A free project-based course on the files, checks and loops around a coding agent that make it reliable, in 15 languages.

LobeHub (formerly LobeChat)

Chat apps & UIsTypeScript84k stars

Polished multi-model chat and agent workspace, formerly LobeChat, available self-hosted, as a desktop app or on LobeHub Cloud.

Neo4j

RAG & dataJava17k stars

Long-established graph database with Cypher queries, built-in vector search and a GPL Community Edition.

NVIDIA OpenShell

Gateways, observability & guardrailsRust21k stars

NVIDIA's runtime that puts each AI agent in its own sandbox and checks every file, system call and connection against a policy.

Open Code Review

Coding agentsGo49k stars

Alibaba's code-review CLI: deterministic file selection and rules around an LLM agent, for line-level comments on diffs or whole files.

Open Ontologies

RAG & dataRust2.6k stars

A Rust engine that plans, applies and rolls back ontology changes like Terraform, and writes a proof an auditor can re-check offline.

OpenLLMetry

Gateways, observability & guardrailsPython7.5k stars

Open-source OpenTelemetry instrumentation for LLM calls and vector databases, sent to whichever backend you already run.

OpenSandbox

Gateways, observability & guardrailsPython16k stars

Self-hosted sandbox service for agents: containers on Docker or Kubernetes, with Firecracker microVMs, egress rules and a credential vault.

Opik

Gateways, observability & guardrailsPython23k stars

Comet's Apache 2.0 platform for tracing, evaluating and optimising LLM apps and agents, with the full server free to self-host.

Scientific Agent Skills

Agent skills & pluginsPython55k stars

K-Dense's library of 177 agent skills for biology, chemistry, medicine and data analysis, with an 80-database lookup skill.

ShinkaEvolve

Agent frameworksPython1.5k stars

Sakana AI's open-source AlphaEvolve-style framework: LLMs mutate a population of programs, and your evaluator keeps the best.

SkillSpector

Gateways, observability & guardrailsPython24k stars

NVIDIA's scanner that reads an agent skill's files with 71 static patterns and an optional LLM judge before you install it.

ToolHive

Gateways, observability & guardrailsGo2.3k stars

Stacklok's platform that runs each MCP server in its own locked-down container, with access policy and audit logs for teams.

Xberg (formerly Kreuzberg)

RAG & dataRust9.4k stars

Rust document extractor, formerly Kreuzberg: 107 formats, eight OCR backends, 15 language bindings, plus CLI, REST API and MCP server.

Agent Zero

Agent frameworksPython20k stars

A general agent living in its own Dockerised Linux desktop, with a browser, LibreOffice, sub-agents and plugins.

Anatomy

Agent skills & pluginsJavaScript19k stars

An agent skill that explains technical ideas as detailed, interactive isometric machines in SVG, with optional WebGL effects.

Archify

Agent skills & pluginsJavaScript92k stars

An agent skill that turns a description or a repository into a validated, interactive single-file HTML diagram or explainer page.

CC Safety Net

Coding-agent toolsTypeScript1.8k stars

A guard that reads what a coding agent is about to run and refuses destructive commands and secret-reading before they happen.

Claude Code Router

Coding-agent toolsTypeScript38k stars

Local gateway that routes Claude Code, Codex and other agents to any model provider, with fallbacks, key pools and cost logs.

claude-real-video (crv)

Coding-agent toolsPython2.3k stars

Local CLI, skill and MCP server that turns a video into deduplicated scene-change frames and a timestamped transcript for any LLM.

Codex plugin for Claude Code

Agent skills & pluginsJavaScript35k stars

OpenAI's official plugin to run Codex reviews and hand off tasks from inside Claude Code, using your local Codex CLI.

DeepTutor

Chat apps & UIsPython53k stars

HKU's self-hosted learning workspace: a tutor that chats, quizzes, builds books from your documents and remembers what you know.

e2e

EvaluationTypeScript12k stars

End-to-end tests for web and mobile apps written as plain-English goals, with verified agent steps replayed without model calls.

GitDiagram

Chat apps & UIsTypeScript19k stars

Swap 'hub' for 'diagram' in a GitHub URL and get a clickable Mermaid map of the repository's main parts, plus a narrated video.

Indra OCR

RAG & dataPython1.5k stars

Datalab's tiny CPU-only OCR model: PDFs and scans to Markdown or boxed JSON in 80+ languages, about 210 ms a page on four cores.

Kilo Code

Coding agentsTypeScript28k stars

MIT-licensed coding agent for VS Code, JetBrains and the CLI, with agent modes and 500+ models at provider rates.

LanceDB

RAG & dataRust12k stars

Embedded vector database on the Lance columnar format, built for multimodal data with versioning and no server to run.

Mem0

RAG & dataPython68k stars

Memory layer for AI agents that extracts, stores and retrieves facts about users across sessions, open source or hosted.

mini-swe-agent

Coding agentsPython8.9k stars

About 100 lines of Python that solve GitHub issues, from the Princeton and Stanford team behind SWE-bench and SWE-agent.

nanobot

Agent frameworksPython50k stars

Lightweight self-hosted personal agent in Python: WebUI, terminal and chat apps, with memory, schedules, MCP and an OpenAI-compatible API.

NVIDIA NeMo Guardrails

Gateways, observability & guardrailsPython7.4k stars

NVIDIA's toolkit for programmable checks on LLM inputs, outputs, retrieval and tool calls, from topic control to jailbreaks.

Open Notebook

Chat apps & UIsTypeScript41k stars

A self-hosted NotebookLM: chat, notes and multi-speaker podcasts over your own sources, on whichever model provider you choose.

OpnForm

Chat apps & UIsPHP3.9k stars

An open-source Typeform and Tally alternative with unlimited forms, a Docker self-host path and a small, OpenAI-backed AI layer.

Prompt Engineering Guide

Learning resourcesMDX79k stars

DAIR.AI's guide to prompt engineering, context engineering, RAG and agents, also published as a website.

RAGFlow

RAG & dataGo93k stars

Self-hosted RAG engine with layout-aware document parsing, a web UI and an agent builder, midway through a rewrite in Go.

Strata

Run models locallyC++35k stars

Engine and desktop app that runs Qwen3.8-Flash-Next and DeepSeek V4.1-Flash on one gaming GPU by splitting experts across VRAM, RAM and SSD.

TensorFlow

Training & fine-tuningC++201k stars

Google's end-to-end machine-learning framework for building, training and deploying models, strongest now in production, mobile and edge.

TensorRT-LLM

Run models locallyPython15k stars

NVIDIA's library for optimized LLM inference on its GPUs, with a Python API and production runtimes.

text-to-cad

Agent skills & pluginsPython24k stars

Plugin and skills that let coding agents model parts in build123d, check them for manufacture and send them to printers and fabricators.

TradingAgents

Agent frameworksPython119k stars

Research framework where LLM analysts, bull and bear researchers, a trader and risk managers debate one ticker into a rated decision.

wshobson/agents

Agent skills & pluginsPython42k stars

Community plugin marketplace of 94 plugins with 202 agents and 185 skills you install one domain at a time.

Airbyte

RAG & dataPython22k stars

Data-movement platform with 600-plus connectors that syncs SaaS apps and databases into warehouses and vector stores, self-hosted or cloud.

AnyJev

Run models locallyPython1.5k stars

Nokia research library that reads calibrated, typed decisions from any open LLM's next-token scores, plus its own Tacit models.

Bifrost

Gateways, observability & guardrailsGo9.1k stars

Go gateway from Maxim AI that puts 30-odd providers behind one OpenAI-style API, with budgets, caching and microsecond overhead.

BrowserOS

Chat apps & UIsTypeScript14k stars

Two AGPL Chromium forks: BrowserOS with a built-in agent, and BrowserOS neo, a second browser your coding agents drive over MCP.

Claude Squad

Coding agentsGo8.7k stars

A small terminal app that runs several coding agents at once, each in its own tmux session and git worktree.

Cloudflare Security Audit Skill

Agent skills & pluginsJavaScript43k stars

A skill that turns a coding agent into a six-phase security auditor, with a separate agent trying to disprove every finding.

DeepTeam

Gateways, observability & guardrailsPython3.0k stars

Confident AI's red-teaming framework for LLM apps and agents, with an OWASP Top 10 preset and dozens of agent-specific vulnerabilities.

ffmpeg-skill

Agent skills & pluginsPython4.2k stars

An agent skill and MCP server with 42 typed FFmpeg tools that let coding agents edit video locally and check their own output.

fireworks-tech-graph

Agent skills & pluginsPython12k stars

Agent skill for Claude Code and Codex that turns a description into checked SVG and PNG architecture diagrams in 12 styles.

God's Eye View

Chat apps & UIsJavaScript59k stars

A browser-based 3D globe of live public data, from aircraft and ships to satellites and cameras, steered by a voice AI agent.

hyperresearch

Agent skills & pluginsPython4.2k stars

A 16-step deep-research pipeline for Claude Code and Codex that cite-checks its reports and keeps every source in a local vault.

InvokeAI

Image & videoTypeScript29k stars

Local image generation app with a layered canvas, aimed at artists, now maintained by the community.

Karpathy-inspired CLAUDE.md

Agent skills & pluginsMarkdown224k stars

One CLAUDE.md with four rules (think first, keep it simple, change surgically, define success) drawn from Andrej Karpathy's post.

LightRAG

RAG & dataPython40k stars

Graph-plus-vector RAG framework from the University of Hong Kong, a lighter alternative to Microsoft GraphRAG with incremental updates.

llamafile

Run models locallyC++26k stars

Packages an LLM and its runtime into a single executable file that runs on most operating systems without installing anything.

Mesh LLM

Run models locallyRust3.7k stars

Pools GPUs and memory across machines into one OpenAI-compatible local API, splitting models too big for one box by layer.

OpenMAIC

Chat apps & UIsTypeScript42k stars

Tsinghua's self-hosted AI classroom: a topic or document becomes slides, quizzes, simulations and AI teachers who talk and draw.

OpenSEO

Chat apps & UIsTypeScript26k stars

Pay-as-you-go keyword, backlink, rank and audit tool on DataForSEO, self-hosted or $10 a month, with an MCP server for agents.

OpenWorker

Agent frameworksPython19k stars

Andrew Ng's open-source desktop coworker: security reviews and office errands with your own model key, gated and logged.

The AI Scientist (v1, v2 and v3)

Agent frameworksPython15k stars

Sakana AI's three open-source systems that turn LLMs into automated ML researchers, from fixed templates to orchestrated coding agents.

universal-modder

Agent skills & pluginsPython9.1k stars

Skills, a CLI and the fal MCP server that let a coding agent find, reverse-engineer, mod and test almost any PC game you own.

Vibe-Trading

Agent frameworksPython37k stars

HKU's trading research agent: natural-language backtests across markets, 84 MCP tools, and opt-in live orders behind a mandate gate.

xtool

Coding agentsSwift14k stars

Builds, signs and installs SwiftPM iOS apps from Linux, WSL or macOS without Xcode, so a Linux agent can ship to an iPhone.

Awesome Claude Code Mods

Agent skills & pluginsJavaScript829 stars

Community catalogue of 6,780 Claude Code mods, each scanned for what it can read, write, run or send before you install it.

BAML

Agent frameworksRust9.5k stars

Boundary's typed language for LLM functions, now split between a stable legacy DSL and a pre-1.0 language for agents.

BMAD Method

Agent skills & pluginsPython55k stars

Agile framework that runs product, architecture, UX, dev and test roles as agents, from brief to stories to code.

claude-obsidian

Agent skills & pluginsPython16k stars

Claude Code plugin that files sources into a linked, cited Obsidian wiki and answers from it, based on Karpathy's LLM Wiki idea.

CLI-Anything

Agent frameworksPython56k stars

Generates command-line wrappers around real desktop software so AI agents can drive Blender, GIMP, LibreOffice and more.

code2prompt

RAG & dataRust7.7k stars

Rust CLI that turns a codebase into one LLM prompt, with Handlebars templates, glob filters, git diffs and token counting.

Cognee

RAG & dataPython33k stars

Open-source memory layer that turns documents, code and conversations into a knowledge graph agents can search.

Concat

Image & videoRust12k stars

Local, open-source CapCut replacement with a Rust GPU engine, offline Whisper captions, TTS, cutout and a built-in MCP server.

Dossier

Chat apps & UIsTypeScript3.5k stars

A self-hosted job search for one person: one profile, tailored resumes and cover letters, and every application tracked to an offer.

Eleven

Agent frameworksTypeScript945 stars

A desktop reverse-engineering app where any ACP agent reads, renames and proposes patches to binaries, built on Ghidra, Rizin and jadx.

Everything Claude Code (ECC)

Agent skills & pluginsJavaScript290k stars

Large agent-harness kit with 71 agents, 311 skills, hooks, rules and a security scanner for Claude Code, Codex and more.

InsForge

Coding agentsTypeScript13k stars

Open-source Postgres backend built for coding agents to operate through MCP or a CLI: auth, storage, functions, a model gateway and deploys.

Kronos

Training & fine-tuningPython45k stars

An open foundation model for candlestick data that tokenises OHLCV bars and forecasts prices and volatility zero-shot.

Langflow

Chat apps & UIsPython156k stars

MIT-licensed visual builder for AI agents, RAG pipelines and MCP servers, owned by IBM via DataStax.

Macro

Chat apps & UIsRust6.0k stars

Email, chat, docs, tasks, calls and a CRM in one AGPL workspace, with agents that read a nightly team memory built from all of it.

MarkItDown

RAG & dataPython192k stars

Microsoft's lightweight Python converter that turns Office files, PDFs, HTML and more into Markdown for LLMs.

NocoBase

Chat apps & UIsTypeScript25k stars

Self-hosted no-code platform for internal business apps, with built-in AI employees and a CLI that coding agents can drive.

notebooklm-py

Coding-agent toolsPython20k stars

Unofficial Python API, CLI and agent skill that lets Claude Code drive Google NotebookLM (now Gemini Notebook).

Ocrs

RAG & dataRust1.9k stars

Small, pure-Rust OCR library and CLI with its own neural models, which builds anywhere including WebAssembly but reads Latin script only.

OpenBot

Agent frameworksTypeScript7.5k stars

Self-hosted AI coworkers, each in its own browser sandbox, with every action checked against policy and logged first.

OpenCLI

Agent frameworksJavaScript31k stars

Turns websites into JSON-returning CLI commands and lets agents drive your logged-in Chrome through a local extension bridge.

OpenConnector

Gateways, observability & guardrailsTypeScript6.2k stars

Self-hostable auth gateway that keeps SaaS credentials away from agents and exposes 1,000+ providers through MCP, HTTP and an SDK.

OpenDesign

Chat apps & UIsTypeScript104k stars

Local-first design workspace that uses the coding agent you already run to make prototypes, decks, images and video from a brief.

OpenResearch

Agent frameworksRust7.7k stars

alphaXiv's local workspace that turns Claude Code or Codex into a research agent with papers, compute and an experiment log.

Ovis

Coding agentsTypeScript1.8k stars

A browser, phone and Mac client for herdr that turns your agent panes into chats you can answer from anywhere.

PinchTab

Agent frameworksGo11k stars

A single Go binary that runs Chrome as a local HTTP service for agents, with persistent profiles, text snapshots and site audits.

Snyk Agent Scan

Gateways, observability & guardrailsPython3.2k stars

A scanner for the MCP servers, tools and agent skills installed on a machine, looking for tool poisoning and hidden prompt injections.

ThinkRail

Coding agentsTypeScript6.8k stars

A JetBrains incubator IDE built around the pi coding agent: worktree workspaces, living SPEC.md files, parallel chats and a GitHub PR loop.

TreeQuest

Agent frameworksPython574 stars

Sakana AI's small Python library for AB-MCTS tree search, to spend more LLM calls on a problem and across several models.

Unstructured

RAG & dataPython16k stars

Python library that partitions many document types into typed elements (titles, text, tables) for RAG and ETL pipelines.

Upscayl

Image & videoTypeScript52k stars

Free desktop app that enlarges images offline with Real-ESRGAN-style models on any Vulkan GPU.

vLLM Semantic Router

Gateways, observability & guardrailsGo6.3k stars

The vLLM project's router that reads each request and picks, or combines, the model to answer it, with built-in safety and PII classifiers.

VoiceStudio

Image & videoPython92k stars

Local desktop app for voice cloning, voice design, dubbing, dictation and transcription, with an MCP server and REST API for agents.

ArtCraft

Image & videoRust37k stars

Open-source desktop studio where you block out a scene in 2D or 3D, then have hosted image and video models render it.

Chonkie

RAG & dataPython4.8k stars

Small, fast Python library that splits text into chunks for RAG, with eleven strategies from fixed-size to LLM-guided.

Cindy

Agent frameworksTypeScript8.8k stars

Open-source desktop and mobile agent client from XD Inc. that wraps Claude Code, Codex and Pi, with remote access to your own computers.

Cisco Skill Scanner

Gateways, observability & guardrailsPython2.6k stars

Cisco AI Defense's scanner that checks agent skills for prompt injection, data theft and malicious code before your agent reads them.

claude-mem

Coding-agent toolsTypeScript103k stars

Plugin that records what your agent does, compresses it with AI and injects relevant memory into later sessions.

DeepSeek Harness

Coding agentsTypeScript267k stars

DeepSeek's open-source agent harness in which models, tools, sandbox and the agent loop are all plugins. A developer preview, unaudited.

Git for Global Law

RAG & dataPython1.4k stars

Every country's law as one git history, read on any date by a local MCP server; deep for a few countries, thin or empty for most.

grepai

RAG & dataGo1.9k stars

Local semantic code search and call-graph tracing for AI agents, as a single binary with an MCP server.

MaxKB

Chat apps & UIsPython23k stars

FIT2CLOUD's self-hosted platform for RAG knowledge bases and agent workflows, popular in China and patched at a brisk pace.

Obscura

RAG & dataRust29k stars

A from-scratch headless browser in Rust with V8 and a Chrome DevTools endpoint, sold on low memory and built-in anti-detection.

ocr-rs (formerly rust-paddle-ocr)

RAG & dataRust339 stars

Rust library that runs Baidu's PaddleOCR v4, v5 and v6 models on the MNN runtime, with CPU and GPU backends and strong CJK coverage.

oh-my-hermes

Coding agentsPython5.0k stars

Community layer over Hermes Agent: parallel coding lanes, a model per lane, and no "done" until a test passes.

Open CoDesign

Chat apps & UIsTypeScript8.1k stars

MIT desktop app that turns a prompt into a prototype, deck or PDF with whichever model you already pay for.

OpenMontage

Image & videoPython74k stars

Pipelines, tools and skill files that let Claude Code or Cursor research, script, generate, edit and render a finished video.

pdd-kit

Agent skills & pluginsTypeScript97 stars

Product-Driven Development for coding agents: one git-tracked product model of entities, journeys and rules agents read instead of guessing.

pg-jev

RAG & dataPython1.2k stars

Postgres extension that filters, ranks and classifies rows with plain-language conditions judged by TypeSafe's Jev model.

Portkey AI Gateway

Gateways, observability & guardrailsTypeScript13k stars

Small, fast TypeScript gateway for 1,600+ models with routing, retries and guardrail hooks, now owned by Palo Alto Networks.

WebBrain

Agent frameworksJavaScript1.6k stars

GPL browser extension that puts an agent in a Chrome or Firefox side panel, on its hosted model, your API key or a local one.

Aider

Coding agentsPython50k stars

Pioneering terminal pair-programmer that edits your git repo with any model; development has slowed sharply in 2026.

Claude Code Game Studios

Agent skills & pluginsShell31k stars

A Claude Code template that casts 49 subagents as a game studio, with 74 skills, 15 hooks and Godot, Unity and Unreal specialists.

CodeAF

Coding agentsGo605 stars

Go terminal coding harness built for open models, that splits work into checked parallel tasks across every project on your machine.

context-mode

Coding-agent toolsTypeScript32k stars

Keeps bulky tool output out of a coding agent's context and rebuilds the working state when a long session compacts.

cvENGINE

Agent frameworksPython547 stars

A week-old, self-hosted attack surface scanner that ranks exploited CVEs on your hosts and checks them, with or without a model.

DeepInfer

Run models locallyPython23k stars

The engine behind DeepSeek's V4.1 Flash API, open-sourced as an offline core for Blackwell and Ascend clusters.

deepseek-ocr.rs

RAG & dataRust2.2k stars

Rust and Candle port of DeepSeek-OCR, PaddleOCR-VL and dots.ocr, with a CLI and an OpenAI-compatible server and no Python.

edge0

Run models locallyPython8.8k stars

Streams mixture-of-experts weights from SSD with a trained routing predictor, running its own 35B and 8B models on Macs and phones.

GoLive

Agent skills & pluginsTypeScript1.3k stars

Agent skill and Node CLI that puts an agent-built app live on your own hosting, database, DNS and email accounts, after you approve a plan.

Janas

Run models locallyC548 stars

Pure-C engine that runs mixture-of-experts LLMs larger than RAM by streaming experts from an NVMe SSD, on CPU, Vulkan GPU or Intel NPU.

JiuwenSwarm

Agent frameworksPython8.5k stars

Huawei-backed multi-agent workbench in Python: a Leader agent splits tasks across a team, reachable from web, terminal and chat apps.

Lalabase

Chat apps & UIsRuby101 stars

Self-hosted tickets, time, docs and meetings for agencies and their clients, with an assistant that cites your own project data.

Laya

Run models locallyPython34k stars

Python runtime for the Laya decision models: a language router, a Jev-compatible server, framework hooks and free fine-tuning notebooks.

Magnitude

Run models locallyRust7.4k stars

Local inference engine and desktop app that tunes its GPU kernels for each model on your machine, with one-click links to coding agents.

mindwalk

Coding-agent toolsGo1.4k stars

Local Go tool that replays Claude Code, Codex and pi sessions as light moving across a 3D map of your repository.

motionmaxxing

Agent skills & pluginsJavaScript1.2k stars

A motion-graphics skill that gives coding agents measured eases, a ban list of slide-deck tells and scripts that check the render.

Open Multi-Agent (OMA)

Agent frameworksTypeScript7.0k stars

Self-hosted TypeScript runtime for agent teams with durable human approvals, an offline run journal and no telemetry.

OpenBot (Nightly Labs)

Agent frameworksTypeScript4.4k stars

Desktop workspace where Codex, Claude Code, Grok and other CLI agents run as named teammates with their own folders, queues and browser.

OpenMuse

Agent frameworksTypeScript6.0k stars

CopilotKit's open, self-hosted answer to Meta Muse: one owner, a browser, a boxed-in terminal and tasks that keep running.

Orkas

Agent frameworksJavaScript6.0k stars

An MIT desktop app where a Commander agent splits goals among 16 built-in specialists plus Claude Code, Codex and other CLI agents.

ScrapeGraphAI

RAG & dataPython32k stars

Python library that scrapes by prompt: describe the fields you want and an LLM pulls them out as JSON.

social-media-skills

Agent skills & pluginsPython4.5k stars

Seventeen draft-only Claude and Codex skills for LinkedIn posts, voice profiles, Reel scripts and Gemini image prompts.

W&B Weave

Gateways, observability & guardrailsPython1.1k stars

Weights & Biases' toolkit for tracing and evaluating LLM apps and agents, now part of CoreWeave Forge and partly succeeded by Agent Lens.

Coze Studio

Chat apps & UIsGo, TypeScript22k stars

ByteDance's open-sourced core of the Coze agent builder: visual agents, workflows and RAG under Apache 2.0, with development slowing.

Dodaios

Agent frameworksPython311 stars

Local agent OS for the desktop: coding-agent panes, voice, computer use and a memory wiki, on any model or subscription.

franken_ocr

RAG & dataRust339 stars

CPU-only Rust binary that runs Baidu's Unlimited-OCR and four smaller models on hand-written int8 kernels, with no Python or GPU.

GraphRAG

RAG & dataPython36k stars

Microsoft Research pipeline that builds a knowledge graph and community summaries from documents to answer whole-dataset questions.

OpenSpace

Agent skills & pluginsPython7.8k stars

HKU's MCP skill layer that scores agent skills on real task outcomes and rewrites them itself, with a shared cloud hub.

smolagents

Agent frameworksPython30k stars

Hugging Face's minimal Python library for agents that act by writing and running code instead of JSON tool calls.

Agentic Awesome Skills

Agent skills & pluginsPython49k stars

A 2,884-skill library for coding agents, mostly gathered from other people's repositories, with a read-only MCP to help your agent pick.

editonny

Image & videoPython457 stars

A Claude Code and Codex skill that cuts pauses and adds captions and motion scenes to talking-head video, rendered locally.

Free Claude Code

Gateways, observability & guardrailsPython63k stars

A local proxy that points Claude Code, Codex and other coding agents at free and cheap models from other providers.

Magentic-UI (MagenticLite)

Agent frameworksPython10k stars

Microsoft Research's experimental local agent for browser and file tasks, rebuilt as MagenticLite around its own 14B and 9B models.

Ragas

EvaluationPython16k stars

Python library of LLM-judged metrics for RAG pipelines, such as faithfulness and context precision; unmaintained since February 2026.

rtk (Rust Token Killer)

Coding-agent toolsRust85k stars

Rust CLI proxy whose hook rewrites agent shell commands to compress their output; a JetBrains benchmark found no bill savings.

Vibe Kanban

Coding agentsRust28k stars

A kanban board for planning coding-agent work and reviewing the diffs, now community-maintained after its company shut down.

Gemini CLI

Coding agentsTypeScript109k stars

3.3/5

Google's open-source Gemini terminal agent, now closed to free users and being superseded by Antigravity CLI.

Agent Reach

Coding-agent toolsPython103k stars

CLI and agent skill that lets coding agents read X, Reddit, YouTube, Bilibili and XiaoHongShu through your logins, not paid APIs.

Guardrails AI

Gateways, observability & guardrailsPython7.6k stars

Python library of validators for LLM inputs and outputs; its hub closed in 2026 and the team joined Harvey.

Khoj

Chat apps & UIsPython38k stars

Self-hostable AI second brain: chat over your notes and documents with local or hosted models, now self-host only after its cloud closed.

OpenFlow

Coding agentsTypeScript171 stars

A drag-and-drop canvas for wiring multi-agent coding pipelines, shipped as a fork of OpenCode that runs on its headless engine.

VideoAgent

Image & videoPython2.0k stars