The best deep-research alternatives

codecompanion.nvim

olimorris/codecompanion.nvim

✨ AI Coding, Vim Style

Choose codecompanion.nvim if…

• you would rather work in Lua than JavaScript
• Apache License 2.0 suits your use better than MIT License
• you want the more recently updated codebase
• you specifically need acp or agent

Shares anthropic, deepseek, gemini, ollama with deep-research.

archestra

archestra-ai/archestra

Enterprise AI Platform with guardrails, MCP registry, gateway & orchestrator

Choose archestra if…

• you would rather work in TypeScript than JavaScript
• you want the more recently updated codebase
• you specifically need a2a or a2a-mcp

Shares deepseek, gemini, mcp-server, openai with deep-research.

chatbox

chatboxai/chatbox

Powerful AI Client

Choose chatbox if…

• you would rather work in TypeScript than JavaScript
• GNU General Public License v3.0 suits your use better than MIT License
• you want the more widely starred option (42.2k)
• you want the more recently updated codebase

Shares deepseek, gemini, ollama, openai with deep-research.

repomix

yamadashy/repomix

📦 Repomix is a powerful tool that packs your entire repository into a single, AI-friendly file. Perfect for when you need to feed your codebase to Large Language Models (LLMs) or other AI tools like Claude, ChatGPT, DeepSeek, Perplexity, Gemini, Gemma, Llama, Grok, and more.

Choose repomix if…

• you would rather work in TypeScript than JavaScript
• you want the more widely starred option (29.1k)
• you want the more recently updated codebase
• you specifically need ai or artificial-intelligence

Shares anthropic, deepseek, gemini, openai with deep-research.

dyad

dyad-sh/dyad

Local, open-source AI app builder for power users ✨ v0 / Lovable / Replit / Bolt alternative 🌟 Star if you like it!

Choose dyad if…

• you would rather work in TypeScript than JavaScript
• you want the more widely starred option (22.2k)
• you want the more recently updated codebase
• you specifically need ai-app-builder or artificial-intelligence

Shares anthropic, deepseek, gemini, ollama with deep-research.

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 JavaScript
• you want the more widely starred option (18.2k)
• you want the more recently updated codebase
• you specifically need ai-gateway or ai-tools

Shares anthropic, deepseek, gemini, grok with deep-research.

Graft

trailhq/Graft

Turbocharge Claude Code, Cursor, Codex, Gemini & every coding agent: faster, cheaper, with contextual understanding specific to your codebase.

Choose Graft if…

• you would rather work in TypeScript than JavaScript
• you want the more widely starred option (11.1k)
• you want the more recently updated codebase
• you specifically need ai-agents or claude-code

Shares anthropic, gemini, mcp-server, openai with deep-research.

Unity-MCP

IvanMurzak/Unity-MCP

AI Skills, MCP Tools, and CLI for Unity Engine. Full AI develop and test loop. Use cli for quick setup. Efficient token usage, advanced tools. Any C# method may be turned into a tool by a single line. Works with Claude Code, Gemini, Copilot, Cursor and any other absolutely for free.

Choose Unity-MCP if…

• you would rather work in C# than JavaScript
• Apache License 2.0 suits your use better than MIT License
• you want the more recently updated codebase
• you specifically need ai or ai-integration

Shares anthropic, gemini, mcp-server, openai with deep-research.

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 JavaScript
• you want the more widely starred option (84.1k)
• you want the more recently updated codebase
• you specifically need a2a or ai-agents

Shares anthropic, deepseek, gemini, openai with deep-research.

LibreChat

danny-avila/LibreChat

Enhanced ChatGPT Clone: Features Agents, MCP, Skills, 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

Choose LibreChat if…

• you would rather work in TypeScript than JavaScript
• you want the more widely starred option (46.7k)
• you want the more recently updated codebase
• you specifically need ai or artifacts

Shares anthropic, deepseek, gemini, openai with deep-research.

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 want the more widely starred option (31.9k)
• you want the more recently updated codebase
• you specifically need ai-agents or ai-gateway

Shares anthropic, deepseek, gemini, openai with deep-research.

sim

simstudioai/sim

Sim is the collaborative workspace to build, deploy, and monitor AI agents and workflows. Used by 100,000+ builders.

Choose sim if…

• you would rather work in TypeScript than JavaScript
• Apache License 2.0 suits your use better than MIT License
• you want the more widely starred option (30.0k)
• you want the more recently updated codebase

Shares anthropic, deepseek, gemini, openai with deep-research.