Open Source AI & Machine Learning Tools

Helicone

stars 6.2Kforks 683

Monitor LLM spend and catch prompt anomalies in production

Fullmoon

stars 2.3Kforks 219

Private local LLM chat app for iPhone and Mac

Languine

stars 2Kforks 133

Keep translations in sync with code changes via AI-powered CLI

AppFlowy

stars 77.3Kforks 6.1K

Open source Notion alternative with AI, self-hosted

PearAI

stars 708forks 205

Open source AI code editor with chat, autocomplete, and search

Grit

stars 4.6Kforks 127

Automate code migrations at scale using a pattern-matching DSL

SWE-agent

stars 20.6Kforks 2.3K

Autonomous AI agent that reads code and resolves GitHub issues

Karakeep

stars 29.6Kforks 1.6K

Save links and notes with AI auto-tags, no manual organization

Trieve

stars 2.7Kforks 252

Hybrid search and RAG infrastructure for AI knowledge bases

Metarank

stars 2.4Kforks 110

Open source personalization and search ranking engine

Ploomber

stars 3.6Kforks 243

Build reproducible Python data pipelines with DAG orchestration