Assembly Line

Alternatives to ChatGPT in 2026

3 commercial products, led by Claude, Google Gemini and Microsoft Copilot. 12 open-source projects you can run yourself, led by Open WebUI, NextChat and LobeHub.

Open source

  1. 1
    Open WebUI open-webui

    User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

    Complete system Production-ready You run local or private models and want a full-featured chat front end for yourself or a team.

    ★ 158k See repository Python Active, pushed today
  2. 2
    NextChat ChatGPTNextWeb

    ✨ Zero-config AI chat assistant. No API key needed — sign up and instantly chat with GPT-5, Claude 4, Gemini 2.5, DeepSeek & 100+ top models. Pay-as-you-go saves you more. Available on Web, iOS, macOS, Android, Linux, Windows.

    Complete system Usable You want a fast personal chat front end you can deploy to Vercel or run as a desktop app.

    ★ 89k MIT TypeScript Active, pushed 13 days ago
  3. 3
    LobeHub lobehub

    🤯 LobeHub is your Chief Agent Operator, organizing your agents into 7×24 operations by hiring, scheduling, and reporting on your entire AI team.

    Complete system Production-ready You want a polished multi-model chat and agent workspace, hosted or self-hosted.

    ★ 84k See repository TypeScript Active, pushed today
  4. 4
    Cherry Studio CherryHQ

    Your AI workspace for models, agents, and productivity.

    Complete system Production-ready You use several AI providers and want them, plus agents and document search, in one desktop app.

    ★ 53k AGPL-3.0 TypeScript Active, pushed today
  5. 5
    LibreChat LibreChat-AI

    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

    Complete system Production-ready Your organisation wants one private chat interface over several model providers with user accounts.

    ★ 47k MIT TypeScript Active, pushed today
  6. 6
    Jan janhq

    Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.

    Complete system Usable You want private, offline AI chat on your own computer without command-line setup.

    ★ 45k See repository Rust Active, pushed today
  7. 7
    Leon leon-ai

    🧠 Leon is your open-source personal assistant.

    Complete system Experimental You want to experiment with a self-hosted voice assistant you can extend.

    ★ 18k MIT TypeScript Active, pushed today
  8. 8
    DeepChat ThinkInAIXYZ

    🐬DeepChat - A smart assistant that connects powerful AI to your personal world

    Complete system Usable You want one desktop client for many model providers with MCP tool support.

    ★ 6.4k Apache-2.0 TypeScript Active, pushed today
  9. 9
    Conduit cogwheel0

    Native iOS and Android client for Open WebUI, direct OpenAI-compatible, Ollama, and Hermes agents.

    Complete system Usable You run Open WebUI or Ollama and want a native phone app instead of the web interface.

    ★ 2.4k GPL-3.0 Dart Active, pushed today
  10. 10
    Librechat-Mobile garfiec

    The full LibreChat experience, rebuilt natively for Android and iOS, and it works with whichever LibreChat version your server runs.

    Complete system Experimental You or your team use a LibreChat server and want a proper mobile app for it.

    ★ 143 Apache-2.0 Kotlin Active, pushed today
  11. 11
    ChatGPT Clone xtekky

    ChatGPT interface with better UI

    Template or starter Experimental Only as a learning example; maintained alternatives are far better.

    ★ 3.5k GPL-3.0 Python Quiet, pushed 2 years ago
  12. 12
    ChatGPT-Pro EyuCoder

    ChatGPT-Pro is an advanced application that combines the power of ChatGPT and DALL.E.

    Template or starter Experimental Only as a small example of calling OpenAI from a React front end.

    ★ 479 Apache-2.0 JavaScript Quiet, pushed 2 years ago

Commercial

  1. 1
    Claude Anthropic

    Large language model and AI chatbot by Anthropic

    Complete system Production-ready You want an assistant strong at long documents, careful writing and coding, with business plans for teams.

    61k readers a month Since 2023 Commercial
  2. 2
    Google Gemini Google

    Chatbot developed by Google

    Complete system Production-ready You live in Google's apps and want an assistant that works across Gmail, Docs and Drive, included with many Workspace plans.

    46k readers a month Since 2023 Commercial
  3. 3
    Microsoft Copilot Microsoft

    Microsoft Copilot is AI built to help you get things done. Create, brainstorm, learn, and solve problems with AI chat that works across your day.

    Complete system Production-ready Your business runs on Microsoft 365 and wants AI that works inside its documents, mail and meetings with existing permissions.

    12k readers a month Since 2023 Commercial

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