opensourcestartups

> /v1/year/2026/ai-and-ml

Best open source AI & ML projects of 2026

The 25 most popular open source AI & ML projects, ranked by GitHub stars in 2026. Updated daily.

UPDATED · May 21, 2026

// AI & ML№ 001
OpenClaw

OpenClaw

★ FEATUREDTYPESCRIPT

Personal AI assistant that clears inboxes, sends emails, manages calendars, and checks in for flights. Works through WhatsApp, Telegram, and other chat apps.

★ STARS

369.7k

⑂ FORKS

76.3k

OPEN PROJECT
// AI & ML№ 002
AutoGPT

AutoGPT

PYTHON

AutoGPT is the vision of accessible AI for everyone

★ STARS

184.1k

⑂ FORKS

44.5k

OPEN PROJECT
// AI & ML№ 003
Ollama

Ollama

★ FEATUREDGO

Get up and running with large language models locally

★ STARS

171.0k

⑂ FORKS

16.0k

OPEN PROJECT
// AI & ML№ 004
Stable Diffusion WebUI

Stable Diffusion WebUI

PYTHON

Stable Diffusion web UI

★ STARS

162.8k

⑂ FORKS

26.2k

OPEN PROJECT
// AI & ML№ 005
Hugging Face Transformers

Hugging Face Transformers

PYTHON

State-of-the-art Machine Learning for PyTorch, TensorFlow, and JAX

★ STARS

160.4k

⑂ FORKS

26.5k

OPEN PROJECT
// AI & ML№ 006
LangChain

LangChain

★ FEATUREDPYTHON

Build context-aware reasoning applications

★ STARS

136.1k

⑂ FORKS

14.8k

OPEN PROJECT
// AI & ML№ 007
Open WebUI

Open WebUI

★ FEATUREDPYTHON

Extensible, self-hosted AI interface for workflow

★ STARS

136.1k

⑂ FORKS

19.4k

OPEN PROJECT
// AI & ML№ 008
Firecrawl

Firecrawl

★ FEATUREDTYPESCRIPT

The web data API for AI

★ STARS

116.8k

⑂ FORKS

7.3k

OPEN PROJECT
// AI & ML№ 009
NetData

NetData

★ FEATUREDC

Powerful, efficient, and user-friendly monitoring solution for servers, containers, and applications with instant insights and alerts.

★ STARS

78.7k

⑂ FORKS

6.4k

OPEN PROJECT
// AI & ML№ 010
OpenHands

OpenHands

★ FEATUREDPYTHON

Build and deploy autonomous coding agents at scale with model-agnostic, secure platform. Automate code reviews, testing, documentation, and complex refactoring tasks.

★ STARS

72.9k

⑂ FORKS

9.2k

OPEN PROJECT
// AI & ML№ 011
OpenBB

OpenBB

★ FEATUREDPYTHON

Integrate, visualize, and analyze data in one place with OpenBB's AI-driven platform for financial research and analytics.

★ STARS

67.2k

⑂ FORKS

6.7k

OPEN PROJECT
// AI & ML№ 012
Unsloth AI

Unsloth AI

★ FEATUREDPYTHON

Open-Source Reinforcement Learning (RL) & Fine-tuning for LLMs.

★ STARS

63.8k

⑂ FORKS

5.6k

OPEN PROJECT
// AI & ML№ 013
Open Interpreter

Open Interpreter

PYTHON

A natural language interface for computers

★ STARS

63.4k

⑂ FORKS

4.8k

OPEN PROJECT
// AI & ML№ 014
Cline

Cline

★ FEATUREDTYPESCRIPT

Open-source AI coding agent with frontier models

★ STARS

61.5k

⑂ FORKS

6.4k

OPEN PROJECT
// AI & ML№ 015
MinIO

MinIO

★ FEATUREDGO

Open source S3-compatible object storage optimized for cloud-native and AI applications, delivering unmatched performance and scalability

★ STARS

60.9k

⑂ FORKS

7.5k

OPEN PROJECT
// AI & ML№ 016
AnythingLLM

AnythingLLM

★ FEATUREDJAVASCRIPT

Building the definitive all-in-one on-device AI productivity tool

★ STARS

59.7k

⑂ FORKS

6.5k

OPEN PROJECT
// AI & ML№ 017
PrivateGPT

PrivateGPT

PYTHON

Interact with your documents using LLMs, privately

★ STARS

57.2k

⑂ FORKS

7.4k

OPEN PROJECT
// AI & ML№ 018
Mem0

Mem0

★ FEATUREDPYTHON

The Memory layer for your AI apps

★ STARS

55.1k

⑂ FORKS

6.2k

OPEN PROJECT
// AI & ML№ 019
Maybe

Maybe

★ FEATUREDRUBY

AI-powered personal finance tool for budgeting, investing, and achieving financial goals with personalized recommendations

★ STARS

54.1k

⑂ FORKS

5.6k

OPEN PROJECT
// AI & ML№ 020
Flowise

Flowise

TYPESCRIPT

Drag & drop UI to build your customized LLM flow

★ STARS

52.6k

⑂ FORKS

24.3k

OPEN PROJECT
// AI & ML№ 021
LlamaIndex

LlamaIndex

PYTHON

LlamaIndex is a data framework for LLM-based applications

★ STARS

49.2k

⑂ FORKS

5.2k

OPEN PROJECT
// AI & ML№ 022
LiteLLM

LiteLLM

★ FEATUREDPYTHON

Call every LLM API like it's OpenAI [100+ LLMs]

★ STARS

46.2k

⑂ FORKS

7.9k

OPEN PROJECT
// AI & ML№ 023
LocalAI

LocalAI

GO

Free, open source OpenAI alternative

★ STARS

46.1k

⑂ FORKS

1.8k

OPEN PROJECT
// AI & ML№ 024
cherry-studio

cherry-studio

★ FEATUREDTYPESCRIPT

Powerful AI assistant supporting iOS, macOS, and Windows. Switch between multiple LLM models seamlessly with local data storage and personalized knowledge base.

★ STARS

45.3k

⑂ FORKS

4.3k

OPEN PROJECT
// AI & ML№ 025
Aider

Aider

★ FEATUREDPYTHON

A terminal-based coding assistant that helps you write, modify and understand code through natural language conversations with AI models

★ STARS

44.5k

⑂ FORKS

4.4k

OPEN PROJECT