Open Source Open Assistant.io AlternativesAI Chatbots & AI Writing Tools like Open Assistant.io

The best open source alternative to Open Assistant.io is GPT4ALL. If that doesn't suit you, our users have ranked more than 100 alternatives to Open Assistant.io and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Open Assistant.io are Jan.ai, AnythingLLM, Secret Llama and Alpaca - Ollama Client.

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Alternatives list

  1. GPT4ALL icon
     137 likes

    Locally runs open-source chatbots focused on privacy using consumer CPUs, requiring no internet or GPU. Supports multiple models, custom settings, code and dialogue generation, integrated model downloader, familiar chat UI, and both MIT and enterprise licensing.

    199 GPT4ALL alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
     
  2. Jan.ai icon
     101 likes

    Open-source offline AI platform supports local LLMs including Llama, Gemma, Qwen, GPT-oss, integrates cloud services like OpenAI and Anthropic, enables custom assistant creation, offers OpenAI-compatible API on localhost, operates across diverse hardware and ensures privacy.

    238 Jan.ai alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Flathub
    • Flatpak
     
  3. AnythingLLM icon
     48 likes

    Open-source privacy-focused chatbot platform allowing unlimited document uploads, multi-user and single-user modes, AI-powered chat with documents, vector database and LLM compatibility, customizable interface, message history, secure desktop deployment, and full user controls.

    211 AnythingLLM alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
    • Docker
     
  4. Secret Llama icon
     58 likes

    Runs fully private, offline chatbot entirely in browser, ensuring conversation data never leaves the device. No server, installation, external services, or account needed. Supports Llama 3, Mistral, and other open source models in a ChatGPT-like interface for privacy-focused users.

    148 Secret Llama alternatives

    Cost / License

    Platforms

    • Online
    • Self-Hosted
     
  5. Khoj icon
     40 likes

    Khoj is an open-source AI second brain that learns from your notes (Obsidian, EMACS), documents, and has access to the internet. It can replace your search engine, help you with reading papers, and get you transparent, fast answers.

    194 Khoj alternatives

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Docker
    • Self-Hosted
    • Python
     
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    Khoj vs Open Assistant.io Comments
    Guest
    Positive
    0

    Khoj answers from my notes and documents and it can be accessed on my desktop completely offline

    Review by a new / low-activity user.
    • Khoj is Freemium and Open SourceOpen Assistant.io is Free and Open Source
    • Khoj is Privacy focusedOpen Assistant.io is not according to our users
  6. Private GPT icon
     33 likes

    Ask questions to your documents without an internet connection, using the power of LLMs. 100% private, no data leaves your execution environment at any point. You can ingest documents and ask questions without an internet connection!

    280 Private GPT alternatives

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
  7. Newelle icon
     14 likes

    Deeply customizable virtual assistant offering flexible AI model support, voice chat, document interaction, web search, file and conversation management, extension integration, and a unified interface for organizing productivity and personal workflows.

    75 Newelle alternatives

    Cost / License

    Platforms

    • Linux
    • Flathub
    • Flatpak
     
  8. Geppetto icon
     16 likes

    Advanced Slack bot integrating OpenAI's ChatGPT-4 and DALL-E-3 for interactive AI conversations and image generation.

    Cost / License

    Application types

    Platforms

    • Self-Hosted
    • Slack
     
  9. SillyTavern icon
     12 likes

    SillyTavern is a user interface you can install on your computer (and Android phones) that allows you to interact with text generation AIs and chat/roleplay with characters you or the community create.

    47 SillyTavern alternatives

    Cost / License

    Platforms

    • Windows
    • Linux
    • Android
     
  10. RustGPT icon
     9 likes

    RustGPT is my latest experiment in cloning the abilities of OpenAI's ChatGPT. It represents the fourth iteration in a series of clones, each built with different tech stacks to evaluate their functionality in creating a ChatGPT-like application.

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
12 of 26 Open Assistant.io alternatives