LLM Open Source Tools

Alternative toOpenRouter

One OpenAI-compatible key for 635 free LLM endpoints

• 38,191 GitHub stars
• MITLicence MIT
• #LLM

InAI & Machine Learning

One command to rank every LLM against your hardware.

• 38,170 GitHub stars
• MITLicence MIT
• #LLM

Alternative toVercel AI SDK

Add in-app AI copilot chat and actions to any React application

• 38,138 GitHub stars
• MITLicence MIT
• #AI Agents

Alternative toMicrosoft Copilot

Self-hosted AI assistant that searches your notes and web

• 37,768 GitHub stars
• AGPL-3.0Licence AGPL-3.0
• #AI Agents

Alternative toHootsuite

Schedule content on 20+ social networks with AI writing support

• 37,449 GitHub stars
• AGPL-3.0Licence AGPL-3.0

Alternative toGitHub Copilot

Connect any LLM to VS Code for AI completions and codebase chat

• 36,273 GitHub stars
• Apache-2.0Licence Apache-2.0

InAI & Machine Learning

Decensor local LLMs automatically with directional ablation

• 36,002 GitHub stars
• AGPL-3.0Licence AGPL-3.0
• #LLM

Alternative toClaude Code

Open-source AI coding agent you can leave running locally.

• 35,882 GitHub stars
• MITLicence MIT
• #AI Agents

Alternative toGlean

Self-hosted knowledge base with RAG search, AI agent, and wiki

• 34,874 GitHub stars
• MITLicence MIT
• #LLM

Alternative toGitHub Copilot

Self-hosted AI coding assistant server for private team deployment

• 33,889 GitHub stars
• Apache-2.0Licence Apache-2.0