8 Best ChatGPT for Google Alternatives in 2026 (Open Source)
ChatGPT for Google — This project is deprecated. Check my new project ChatHub:. vs ChatGPT sidebar extensions: one of the original ChatGPT-in-search-engine extensions supporting 10+ search engines — historically significant but now unmaintained after acquisition
These 8 open-source tools do the same job. They are ordered by how closely they match ChatGPT for Google, with live GitHub data so you can see which projects are actively maintained.
| Tool | GitHub stars | Stars / 30d | Last commit |
|---|---|---|---|
| ChatGPT for Google(original) | 13.0k | +-14 | 2023-10-25 |
| ChatHub | 10.7k | +13 | 2026-02-27 |
| nextai translator | 25.0k | +18 | 2026-09-03 |
| developersdigest | 5.0k | +2 | 2026-04-29 |
| Chatbot UI | 33.4k | +34 | 2024-06-22 |
| Open WebUI | 153.6k | +3,958 | 2026-09-21 |
| Elia | 2.5k | +7 | 2024-10-10 |
| LibreChat | 45.2k | +1,629 | 2026-09-30 |
| GPT-Code | 3.5k | +-6 | 2023-07-29 |
1. ChatHub
What sets it apart: The only browser extension offering real-time side-by-side comparison of 10+ major AI chatbots in a unified interface — no other tool provides this level of instant model comparison without switching tabs or apps
Best for: Researchers and power users comparing AI model responses side-by-side; Teams evaluating which LLM best suits their use case through direct comparison
2. nextai translator
基于 ChatGPT API 的划词翻译浏览器插件和跨平台桌面端应用 - Browser extension and cross-platform desktop application for translation based on ChatGPT API.
What sets it apart: Goes beyond translation with polishing and summarization modes, plus screenshot translation — a multi-modal language assistant rather than just a translator
Best for: Multilingual users needing context-aware translation; Writers wanting AI-powered text polishing; Users needing cross-platform translation tool
3. developersdigest
Perplexity Inspired Answer Engine
What sets it apart: vs Perplexity / SearchGPT: open-source Perplexity clone built on Next.js + Vercel AI SDK — combines Brave/Serper search, Groq/OpenAI generation, and function calling (Maps, Shopping, Stocks) in a deployable package
Best for: Building custom Perplexity-style AI search experiences; Learning RAG + streaming + search integration patterns; Prototyping answer engines with multi-source retrieval
4. Chatbot UI
AI chat for any model.
What sets it apart: vs ChatGPT web app: open-source, self-hosted with Supabase backend for full data ownership — the most popular open-source ChatGPT UI clone with 28k+ stars
Best for: Developers wanting a self-hosted ChatGPT-like UI with data persistence; Teams needing an open-source chat interface they can customize; Organizations wanting full control over their AI chat data
5. Open WebUI
User-friendly AI Interface (Supports Ollama, OpenAI API, ...)
What sets it apart: Unlike LM Studio (desktop-only, personal use), Open WebUI is a full multi-user platform with RAG, RBAC, SCIM provisioning, 9 vector DBs, and Google Drive/OneDrive integration — the most feature-complete self-hosted ChatGPT alternative
Best for: Teams wanting a self-hosted ChatGPT alternative with full data control and Ollama integration; Organizations needing enterprise-grade AI platform with LDAP/SCIM/SSO and multiple vector DB backends
6. Elia
A snappy, keyboard-centric terminal user interface for interacting with large language models. Chat with ChatGPT, Claude, Llama 3, Phi 3, Mistral, Gemma and more.
What sets it apart: vs web-based chat UIs: keyboard-centric terminal interface with multi-provider support and local SQLite persistence — designed for developer efficiency without leaving the terminal
Best for: Terminal-native LLM conversations with keyboard efficiency; Managing conversations across multiple providers in one interface; Local model experimentation via Ollama integration
7. LibreChat
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 se
What sets it apart: Most feature-complete self-hosted ChatGPT alternative — uniquely combines agents, MCP, code interpreter, image gen, and multi-user auth in one package, unlike single-provider UIs
Best for: Organizations wanting a private, self-hosted ChatGPT replacement; Teams needing multi-user AI platform with access control and audit
8. GPT-Code
An open source implementation of OpenAI's ChatGPT Code interpreter
What sets it apart: vs ChatGPT Code Interpreter / Open Interpreter: self-hosted open-source web UI for AI code generation and execution — own your data and conversations without ChatGPT Plus subscription
Best for: Self-hosted Code Interpreter alternative; Data analysis and visualization with AI assistance; Document processing and automation scripting