Enhanced ChatGPT Clone: Features Agents, MCP, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, OpenRouter, Vertex AI, Gemini, Artifacts, AI model switching, message search, Code Interpreter, langchain, DALL-E-3, OpenAPI Actions, Functions, Secure Multi-User Auth, Presets, open-source for self-hosting. Active.

Codex CLI multi-account OAuth manager with account switching, health checks, runtime rotation, diagnostics, and recovery tools for @openai/codex

Alice is a voice-first desktop AI assistant application built with Vue.js, Vite, and Electron. Advanced memory system, function calling, MCP support, optional fully local use, and more.

Engine-agnostic LLM gateway in Rust. Full OpenAI & Anthropic API compatibility across SGLang, vLLM, TRT-LLM, OpenAI, Gemini & more. Industry-first gRPC pipeline, KV cache-aware routing, chat history, tokenization caching, Responses API, embeddings, WASM plugins, MCP, and multi-tenant auth.

Self-hosted alternative to OpenAI's Responses API compatible with Agents SDK and works with all model providers (Claude/R1/Qwen/Ollama etc)

Wraps any OpenAI API interface as Responses with MCPs support so it supports Codex. Adding any missing stateful features. Ollama and Vllm compliant.

Local desktop gateway that translates OpenAI Codex CLI's Responses API into Chat Completions for Kimi / DeepSeek / Zhipu GLM / Bailian and other OpenAI-compatible providers.

Responses API on Azure OpenAI samples

Build low-code, event-driven AI applications and workflows using **any** OpenAI API-compatible framework.

Codex App Fast/Priority proxy for third-party OpenAI-compatible APIs

Hand-crafted Swift SDK for the OpenAI Responses API.

Production-ready LLM API translation layer for Python — bidirectional conversion between OpenAI, Anthropic & Google formats via hub-and-spoke IR. Optional API gateway. Streaming & non-streaming. Zero core deps. Contributions welcome!

AI 多模型 API 聚合与协议转换网关：统一调用并互转 OpenAI Chat/Responses、Claude、Gemini 等格式，Provider 仅需实现原生协议。Multi-LLM gateway & protocol transformer: unify and convert OpenAI Chat/Responses, Claude, Gemini, etc.; providers implement native only.

Lightweight proxy for LLM

Build AI chatbots with Streamlit and OpenAI

Use GitHub Copilot as a local OpenAI/Anthropic-compatible API for Codex CLI, Claude Code, and Continue.

A unified, provider-agnostic chat completions API server that seamlessly integrates OpenAI and AWS Bedrock through a single endpoint with intelligent format detection and conversion.

兼容OpenAI Assistants API和Responses API的开源实现，突破原生生态限制，支持灵活切换各大厂商模型，真正实现"一次开发，处处可用"。

Use ChatGPT/Codex OAuth in Claude Code without an API key

Local Responses API shim for Codex custom providers backed by DeepSeek/OpenAI Chat Completions