Assembly Line

Alternatives to Microsoft Copilot in 2026

3 commercial products, led by ChatGPT, Claude and Google Gemini. 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
    ChatGPT OpenAI

    Use ChatGPT to answer questions, write, create images, complete work, and code—all in one place. Get started for free or download the app.

    Complete system Production-ready You want the most widely used general AI assistant, with business plans that keep your data out of training.

    731k readers a month Since 2022 Commercial
  2. 2
    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
  3. 3
    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

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