Open source. Open possibilities.

llm-apipool aggregates 40+ free LLM APIs into one OpenAI-compatible endpoint. Auto-rotates keys, handles rate limits, tracks usage, and supports CLI, TUI, proxy, and LangChain integration.

OpenAI-compatible proxy for Gemini Web API using cookie-based auth. Supports streaming, tool calling, and multiple models without API keys.

OmniRoute is an open-source MIT-licensed AI gateway providing one unified endpoint to access 352+ AI providers and 1200+ models (150+ free tiers). It features quota-aware auto-fallback, token compression saving 15–95%, and integrates with Claude Code, Cursor, Cline, and other coding agents.

A lightweight local API proxy that reduces LLM API costs by compressing chat history, removing redundant code, and implementing semantic caching.

Kong Gateway is a cloud-native, platform-agnostic API, LLM and MCP gateway with plugin-based extensibility, routing, load balancing, authentication and AI traffic features.