Mellum Alternatives

Mellum is described as '-4b-base is JetBrains' first open-source large language model (LLM) optimized for code-related tasks' and is a large language model (llm) tool in the ai tools & services category. There are more than 50 alternatives to Mellum for a variety of platforms, including Web-based, Windows, Mac, Linux and Android apps. The best Mellum alternative is ChatGPT, which is free. Other great apps like Mellum are Lumo by Proton, DeepSeek, Mistral Vibe and Google Gemini.

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Alternatives list

  1. Open R1 icon
     13 likes

    Open R1 is a community-driven, open-source initiative aimed at replicating the advanced AI capabilities of DeepSeek-R1 through transparent methodologies.

    118 Open R1 alternatives

    Cost / License

    Platforms

    • Self-Hosted
    • Python
     
  2. Jules icon
     9 likes

    Jules is an asynchronous agent that gets out of your way. It lets you focus on the coding you want to do, meawnwhile picking up all the other random tasks that you rather not do.

    85 Jules alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • GitHub
     
  3. MiroThinker icon
     9 likes

    MiroThinker is an open-source search agent model, built for tool-augmented reasoning and real-world information seeking, aiming to match the deep research experience of OpenAI Deep Research and Gemini Deep Research.

    77 MiroThinker alternatives

    Cost / License

    Platforms

    • Python
    • Windows
    • Linux
    • Mac
    • Self-Hosted
     
  4. Lightning-fast completions, deep code understanding, and agentic software engineering—right where you work.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Python
     
  5. MiniMax Agent icon
     5 likes

    AI assistant using hybrid-attention reasoning supports complex, multi-step tasks in multi-agent systems, deep research synthesis, full-stack development, chat, multimodal content, text-to-image generation, privacy settings, distraction-free modes, and cross-device cloud sync.

    47 MiniMax Agent alternatives

    Cost / License

    • Freemium
    • Open Source (MIT)

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Hugging Face
     
  6. Twinny icon
     9 likes

    The most no-nonsense locally hosted (or API hosted) AI code completion plugin for Visual Studio Code, like GitHub Copilot but 100% free and 100% private.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Mac
    • Linux
    • Visual Studio Code
     
  7. Terminal interface for developers with agentic multi-step reasoning, natural language commands, multi-file and codebase editing, tool invocation, seamless SSH workflow support, low resource use, and integrated settings sync with graphical environments for flexible operations.

    52 Antigravity CLI alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
  8. Supermaven icon
     9 likes

    Supermaven is a coding assistant that uses AI to help you write code faster. Breeze through code refactoring with Supermaven's fast and accurate suggestions.

    87 Supermaven alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Visual Studio Code
    • Neovim
     
  9. Amazon CodeWhisperer is a general purpose, machine learning-powered code generator that provides you with code recommendations in real time. As you write code, CodeWhisperer automatically generates suggestions based on your existing code and comments.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • IntelliJ IDEA
    • Visual Studio Code
    • Linux
    • Mac
    • Windows
     
  10. Terminal-native open-source AI coding assistant for Mac, Windows, Linux, and BSD, featuring cross-session memory, reading and writing code, Git management, command execution, built-in MiMo Auto for zero configuration start, and integration with mainstream LLM provider APIs.

    51 Xiaomi MiMo Code alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
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