The best sub2api alternatives

cc-skills-golang

samber/cc-skills-golang

🧑‍🎨 A collection of Golang agentic skills that works

Choose cc-skills-golang if…

• MIT License suits your use better than GNU Lesser General Public License v3.0
• you want something your agent can install directly rather than a library to wire up yourself
• you prefer a smaller, narrower project to a large one
• you specifically need agent or agent-skills

Shares claude, claude-code, codex, gemini with sub2api.

OmniRoute

diegosouzapw/OmniRoute

Never stop coding. Free MIT AI gateway: one endpoint, 352 providers (150+ free), 1200+ models Kimi, Claude, GPT, Gemini, GLM, DeepSeek, MiniMax. Works with Claude Code, Codex, Cursor, OpenCode, Cline & Copilot. Quota-aware auto-fallback, RTK+Caveman compression saves 15-95% tokens, MCP/A2A, Desktop/PWA. Built by 550+ contributors

Choose OmniRoute if…

• you would rather work in TypeScript than Go
• MIT License suits your use better than GNU Lesser General Public License v3.0
• you want the more widely starred option (84.1k)
• you specifically need a2a or ai-agents

Shares claude, claude-code, codex, gemini with sub2api.

9router

decolua/9router

Unlimited FREE AI coding. Connect Claude Code, Codex, Cursor, Cline, Copilot, Antigravity to FREE Claude/GPT/Gemini via 40+ providers. Auto-fallback, RTK -40% tokens, never hit limits.

Choose 9router if…

• you would rather work in JavaScript than Go
• MIT License suits your use better than GNU Lesser General Public License v3.0
• you specifically need ai-agents or ai-gateway

Shares claude, claude-code, codex, gemini with sub2api.

opencodex

lidge-jun/opencodex

Universal provider proxy for OpenAI Codex & Claude Code — use any LLM (Claude, Gemini, Grok, DeepSeek, Ollama…) with Codex CLI, App, SDK, and Claude Code

Choose opencodex if…

• you would rather work in TypeScript than Go
• MIT License suits your use better than GNU Lesser General Public License v3.0
• you prefer a smaller, narrower project to a large one
• you specifically need ai-gateway or ai-tools

Shares claude, claude-code, codex, gemini with sub2api.

AI-Research-SKILLs

Orchestra-Research/AI-Research-SKILLs

Comprehensive open-source library of AI research and engineering skills for any AI model. Package the skills and your claude code/codex/gemini agent will be an AI research agent with full horsepower. Maintained by Orchestra Research.

Choose AI-Research-SKILLs if…

• you would rather work in TeX than Go
• MIT License suits your use better than GNU Lesser General Public License v3.0
• you want something your agent can install directly rather than a library to wire up yourself
• you prefer a smaller, narrower project to a large one

Shares claude, claude-code, codex, gemini with sub2api.

claurst

Kuberwastaken/claurst

Agentic Coding for Builders who Ship

Choose claurst if…

• you would rather work in Rust than Go
• GNU General Public License v3.0 suits your use better than GNU Lesser General Public License v3.0
• you prefer a smaller, narrower project to a large one
• you specifically need claurst or cli

Shares claude, claude-code, codex, gemini with sub2api.

CLIProxyAPI

router-for-me/CLIProxyAPI

Wrap Antigravity, ChatGPT Codex, Claude Code, Grok Build as an OpenAI/Gemini/Claude/Codex compatible API service, allowing you to enjoy the free Gemini 3.1 Pro, GPT 5.6 Series, Grok 4.5, Claude model through API

Choose CLIProxyAPI if…

• MIT License suits your use better than GNU Lesser General Public License v3.0
• you specifically need antigravity or cluade

Shares claude-code, codex, gemini with sub2api.

oh-my-openagent

code-yeongyu/oh-my-openagent

OmO: Just type "mass ulw" keyword with your prompt. Now you are the master of graph engineering.

Choose oh-my-openagent if…

• you would rather work in TypeScript than Go
• you want something your agent can install directly rather than a library to wire up yourself
• you want the more widely starred option (70.7k)
• you specifically need ai or ai-agents

Shares claude, codex, gemini with sub2api.

chatbox

chatboxai/chatbox

Powerful AI Client

Choose chatbox if…

• you would rather work in TypeScript than Go
• GNU General Public License v3.0 suits your use better than GNU Lesser General Public License v3.0
• you specifically need assistant or chatbot

Shares claude, claude-code, gemini with sub2api.

AionUi

iOfficeAI/AionUi

Open-source 24/7 Cowork app for OpenClaw, Hermes, Claude Code, Codex, OpenCode and 20+ more CLI Agent | Customize your assistants | Team them up｜Star if you like it!

Choose AionUi if…

• you would rather work in TypeScript than Go
• Apache License 2.0 suits your use better than GNU Lesser General Public License v3.0
• you want something your agent can install directly rather than a library to wire up yourself
• you specifically need acp or agent-team

Shares claude-code, codex, gemini with sub2api.

claude-relay-service

Wei-Shaw/claude-relay-service

CRS-自建Claude Code镜像，一站式开源中转服务，让 Claude、OpenAI、Gemini、Droid 订阅统一接入，支持拼车共享，更高效分摊成本，原生工具无缝使用。

Choose claude-relay-service if…

• you would rather work in JavaScript than Go
• MIT License suits your use better than GNU Lesser General Public License v3.0
• you prefer a smaller, narrower project to a large one
• you specifically need claude-api or claude-proxy

Shares claude, claude-code, crs with sub2api.

hermes-agent

NousResearch/hermes-agent

The agent that grows with you

Choose hermes-agent if…

• you would rather work in Python than Go
• MIT License suits your use better than GNU Lesser General Public License v3.0
• you want the more widely starred option (260.1k)
• you specifically need ai or ai-agent

Shares claude, claude-code, codex with sub2api.