Open-source AI

Top AI repositories worth exploring.

Discover useful public AI projects using transparent GitHub signals—not subjective star ratings.

Stars and recent momentum Active, licensed repositories onlyUpdated Sep 9, 2026
60 ranked repositoriesPopularity · momentum · recent activity
01
Agents93.0

NousResearch/hermes-agent

The agent that grows with you

243.5K stars 50.2K forks+2.3K since last sync
PythonMIT
View on GitHub
02
Agents92.8

affaan-m/ECC

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

254.4K stars 38.1K forks+6.7K since last sync
JavaScriptMIT
View on GitHub
03
Developer tools91.7

tensorflow/tensorflow

An Open Source Machine Learning Framework for Everyone

199.3K stars 76.3K forks+536 since last sync
C++Apache-2.0
View on GitHub
04
Agents91.5

deepseek-ai/deepseek-harness

DeepSeek Harness: Everything is a Plugin.

216.4K stars 25.6K forks+4.6K since last sync
TypeScriptMIT
View on GitHub
05
Agents89.5

firecrawl/firecrawl

The context API to search, scrape, and interact with the web at scale. 🔥

178.1K stars 9.7K forks+1.7K since last sync
TypeScriptAGPL-3.0
View on GitHub
06
Developer tools88.7

huggingface/transformers

🤗 Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision, audio, and multimodal models, for both inference and training.

165K stars 34.5K forks+238 since last sync
PythonApache-2.0
View on GitHub
07
Agents88.3

langchain-ai/langchain

The agent engineering platform.

146K stars 24.4K forks+352 since last sync
PythonMIT
View on GitHub
08
Models88.1

microsoft/generative-ai-for-beginners

21 Lessons, Get Started Building with Generative AI

119.4K stars 62.9K forks+293 since last sync
Jupyter NotebookMIT
View on GitHub
09
Agents87.7

Graphify-Labs/graphify

Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing, every edge explained, no vector store.

116.1K stars 11.3K forks+1.5K since last sync
PythonApache-2.0
View on GitHub
10
Agents87.7

browser-use/browser-use

Agents that use the browser.

113.6K stars 12.5K forks+1.4K since last sync
PythonMIT
View on GitHub
11
Agents87.6

DietrichGebert/ponytail

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

132.3K stars 7.1K forks+8.1K since last sync
JavaScriptMIT
View on GitHub
12
Agents86.8

langflow-ai/langflow

Langflow is a powerful tool for building and deploying AI-powered agents and workflows.

154.5K stars 10K forks+236 since last sync
PythonMIT
View on GitHub
13
Agents86.2

OpenHands/OpenHands

🙌 OpenHands: AI-Driven Development

86.9K stars 11.4K forks+793 since last sync
TypeScriptMIT
View on GitHub
14
Agents85.9

bytedance/deer-flow

An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.

82.1K stars 11.3K forks+740 since last sync
PythonMIT
View on GitHub
15
Agents85.3

ruvnet/ruflo

🌊 The original agent meta-harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conversational AI systems. Features adaptive memory, self-learning intelligence, RAG integration, and native Claude Code / Codex / Hermes and many more Integrated

71.7K stars 8.5K forks+1.3K since last sync
TypeScriptMIT
View on GitHub
16
Agents85.0

thedotmack/claude-mem

Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with Claude Code, OpenClaw, Codex, Gemini, Hermes, Copilot, OpenCode + More

93.5K stars 8.2K forks+376 since last sync
JavaScriptApache-2.0
View on GitHub
17
Agents84.9

infiniflow/ragflow

RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs

90.3K stars 10.7K forks+290 since last sync
GoApache-2.0
View on GitHub
18
General AI84.8

microsoft/ML-For-Beginners

12 weeks, 26 lessons, 52 quizzes, classic Machine Learning for all

90.3K stars 22.2K forks+159 since last sync
Jupyter NotebookMIT
View on GitHub
19
Agents84.8

diegosouzapw/OmniRoute

Never stop coding. Free MIT AI gateway: one endpoint, 352 providers (150+ free), 1200+ models Kimi, Claude, GPT, Gemini, GLM, DeepSeek, MiniMax. Works with Claude Code, Codex, Cursor, OpenCode, Cline & Copilot. Quota-aware auto-fallback, RTK+Caveman compression saves 15-95% tokens, MCP/A2A, Desktop/PWA. Built by 550+ contributors

63K stars 8.8K forks+2K since last sync
TypeScriptMIT
View on GitHub
20
Image & video84.4

opencv/opencv

Open Source Computer Vision Library

90.8K stars 57K forks+47 since last sync
C++Apache-2.0
View on GitHub
21
Agents84.3

microsoft/ai-agents-for-beginners

18 Lessons to Get Started Building AI Agents

74.2K stars 24.5K forks+332 since last sync
Jupyter NotebookMIT
View on GitHub
22
Agents84.2

usestrix/strix

Open-source AI penetration testing tool to find and fix your app’s vulnerabilities.

61.4K stars 6.7K forks+889 since last sync
PythonApache-2.0
View on GitHub
23
Models84.1

jingyaogong/minimind

🧠 Train a 64M-parameter LLM from scratch in just 2h!

60K stars 7.8K forks+1.6K since last sync
PythonApache-2.0
View on GitHub
24
Agents84.0

stablyai/orca

Orca is the ADE for working with a fleet of parallel agents. Run any coding agent with your own subscription. Available on desktop, mobile and remote runtime.

64.4K stars 4.3K forks+3K since last sync
TypeScriptMIT
View on GitHub
25
Agents83.9

google-gemini/gemini-cli

An open-source AI agent that brings the power of Gemini directly into your terminal.

106.9K stars 14.5K forks+66 since last sync
TypeScriptApache-2.0
View on GitHub
26
General AI83.8

hacksider/Deep-Live-Cam

real time face swap and one-click video deepfake with only a single image

96.6K stars 14.1K forks+86 since last sync
PythonAGPL-3.0
View on GitHub
27
Agents83.8

rohitg00/ai-engineering-from-scratch

Learn it. Build it. Ship it for others.

53.2K stars 9.3K forks+842 since last sync
PythonMIT
View on GitHub
28
Image & video83.1

microsoft/AI-For-Beginners

12 Weeks, 24 Lessons, AI for All!

68.3K stars 13.2K forks+215 since last sync
Jupyter NotebookMIT
View on GitHub
29
Agents82.8

mem0ai/mem0

The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Context that persists. Built for production.

64.9K stars 7.6K forks+251 since last sync
PythonApache-2.0
View on GitHub
30
General AI82.5

scikit-learn/scikit-learn

scikit-learn: machine learning in Python

67.2K stars 27.4K forks+61 since last sync
PythonBSD-3-Clause
View on GitHub
31
Agents82.5

Mintplex-Labs/anything-llm

Stop renting your intelligence. Own it with AnythingLLM. Everything you need for a powerful local-first agent experience

65.8K stars 7.3K forks+202 since last sync
JavaScriptMIT
View on GitHub
32
Image & video82.2

ultralytics/ultralytics

Ultralytics YOLO26, YOLO11, YOLOv8 — object detection, instance segmentation, semantic segmentation, image classification, pose estimation, object tracking

61.4K stars 11.7K forks+133 since last sync
PythonAGPL-3.0
View on GitHub
33
Agents82.1

shanraisshan/claude-code-best-practice

from vibe coding to agentic engineering - practice makes claude perfect

65.8K stars 6.5K forks+181 since last sync
HTMLMIT
View on GitHub
34
Agents82.0

bojieli/ai-agent-book

《深入理解 AI Agent:设计原理与工程实践》(李博杰 著)开源主仓库:全书正文、编译版 PDF 与按章配套代码

45.3K stars 5K forks+669 since last sync
PythonApache-2.0
View on GitHub
35
Agents81.9

hiyouga/LlamaFactory

Unified Efficient Fine-Tuning of 100+ LLMs & VLMs (ACL 2024)

74.7K stars 9.1K forks+82 since last sync
PythonApache-2.0
View on GitHub
36
Agents81.9

crewAIInc/crewAI

Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks.

58.3K stars 8.4K forks+181 since last sync
PythonMIT
View on GitHub
37
General AI81.5

keras-team/keras

Deep Learning for humans

64.3K stars 19.8K forks+45 since last sync
PythonApache-2.0
View on GitHub
38
General AI81.4

tesseract-ocr/tesseract

Tesseract Open Source OCR Engine (main repository)

76.4K stars 10.8K forks+61 since last sync
C++Apache-2.0
View on GitHub
39
Agents81.2

HKUDS/nanobot

Ultra-lightweight, open-source, self-hosted personal AI agent framework in Python with WebUI, tools, memory, MCP, multi-agent workflows, automation, and chat apps

47.9K stars 8.5K forks+201 since last sync
PythonMIT
View on GitHub
40
General AI81.0

netdata/netdata

The fastest path to AI-powered full stack observability, even for lean teams.

80.5K stars 6.6K forks+42 since last sync
GoGPL-3.0
View on GitHub
41
Agents80.9

aaif-goose/goose

an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM

54K stars 6.2K forks+143 since last sync
RustApache-2.0
View on GitHub
42
Agents80.7

langchain-ai/langgraph

Build resilient agents.

41.3K stars 7K forks+247 since last sync
PythonMIT
View on GitHub
43
Agents80.6

HKUDS/DeepTutor

DeepTutor: Lifelong Personalized Tutoring. https://deeptutor.info/.

39.1K stars 4.9K forks+388 since last sync
PythonApache-2.0
View on GitHub
44
General AI80.4

apache/airflow

Apache Airflow - A platform to programmatically author, schedule, and monitor workflows

46.8K stars 17.8K forks+59 since last sync
PythonApache-2.0
View on GitHub
45
Agents80.2

microsoft/qlib

Qlib is an AI-oriented Quant investment platform that aims to use AI tech to empower Quant Research, from exploring ideas to implementing productions. Qlib supports diverse ML modeling paradigms, including supervised learning, market dynamics modeling, and RL, and is now equipped with https://github.com/microsoft/RD-Agent to automate R&D process.

48.4K stars 7.7K forks+147 since last sync
PythonMIT
View on GitHub
46
Agents79.7

zhayujie/CowAgent

Open-source super AI assistant & Agent Harness. Plans tasks, runs tools and skills, self-evolves with memory and knowledge. Multi-agent, multi-model, multi-channel. Lightweight, extensible, one-line install. (formerly chatgpt-on-wechat)

46.8K stars 10.3K forks+59 since last sync
PythonMIT
View on GitHub
47
Agents79.5

agentscope-ai/agentscope

Build and run agents you can see, understand and trust.

31.1K stars 3.5K forks+500 since last sync
PythonApache-2.0
View on GitHub
48
Models79.5

ahujasid/blender-mcp

Community plugin to control Blender 3D with any LLM of your choice

27.8K stars 2.6K forks+993 since last sync
PythonMIT
View on GitHub
49
Image & video79.4

Anil-matcha/Open-Generative-AI

Unrestricted Open-source alternative to AI video platforms — Free AI image & video generation studio with 600+ models (Flux, Midjourney, Kling, Sora, Veo). No content filters. Self-hosted, MIT licensed.

28.1K stars 5K forks+442 since last sync
JavaScriptMIT
View on GitHub
50
Image & video79.1

ultralytics/yolov5

Ultralytics YOLOv5 in PyTorch for object detection, instance segmentation, classification, training, and export.

58K stars 17.5K forks+19 since last sync
PythonAGPL-3.0
View on GitHub
51
Data & RAG79.0

HKUDS/LightRAG

[EMNLP2025] LightRAG: Simple and Fast Retrieval-Augmented Generation

39.5K stars 5.6K forks+109 since last sync
PythonMIT
View on GitHub
52
Models78.8

paperless-ngx/paperless-ngx

A community-supported supercharged document management system: scan, index and archive all your documents

44.9K stars 3.1K forks+108 since last sync
PythonGPL-3.0
View on GitHub
53
Developer tools78.8

ray-project/ray

Ray is an AI compute engine. Ray consists of a core distributed runtime and a set of AI Libraries for accelerating ML workloads.

43.7K stars 8K forks+49 since last sync
PythonApache-2.0
View on GitHub
54
Image & video78.7

roboflow/supervision

We write your reusable computer vision tools. 💜

49.9K stars 4.8K forks+52 since last sync
PythonMIT
View on GitHub
55
Developer tools78.6

lyogavin/airllm

AirLLM 70B inference with single 4GB GPU

33.9K stars 3.6K forks+212 since last sync
Jupyter NotebookApache-2.0
View on GitHub
56
General AI78.6

nautechsystems/nautilus_trader

Production-grade Rust-native trading engine with deterministic event-driven architecture

28.7K stars 3.7K forks+317 since last sync
RustLGPL-3.0
View on GitHub
57
Image & video77.7

google-ai-edge/mediapipe

Cross-platform, customizable ML solutions for live and streaming media.

36.9K stars 6.2K forks+50 since last sync
C++Apache-2.0
View on GitHub
58
Developer tools77.6

streamlit/streamlit

Streamlit — A faster way to build and share data apps.

45.7K stars 4.4K forks+32 since last sync
PythonApache-2.0
View on GitHub
59
General AI77.5

JuliaLang/julia

The Julia Programming Language

49.1K stars 6K forks+18 since last sync
JuliaMIT
View on GitHub
60
Models77.1

Kong/kong

🦍 The API and AI Gateway

44.1K stars 5.2K forks+24 since last sync
LuaApache-2.0
View on GitHub