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 DeepSeek, Lumo by Proton, Mistral Le Chat and Google Gemini.

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Mellum alternatives page was last updated

Alternatives list

  1. Apertus icon
     22 likes
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    As a fully open language model, Apertus allows researchers, professionals and enthusiasts to build upon the model and adapt it to their specific needs, as well as to inspect any part of the training process.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Self-Hosted
    • Online
     
  2. Claude Code icon
     18 likes
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    Transform hours of debugging into seconds with a single command. Experience coding at thought-speed with Claude's AI that understands your entire codebase—no more context switching.

    72 Claude Code alternatives

    Cost / License

    • Pay once or Subscription
    • Proprietary

    Application type

    Platforms

    • Node.JS
    • npm
    • Online
     
    • Claude Code is the most popular commercial alternative to Mellum.

    • Claude Code is Paid and ProprietaryMellum is Free and Open Source
  3. Meta Llama icon
     34 likes
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    As part of Meta’s commitment to open science, today we are publicly releasing Llama (Large Language Model Meta AI), a state-of-the-art foundational large language model designed to help researchers advance their work in this subfield of AI.

    230 Meta Llama alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
     
  4. Google Gemma icon
     24 likes
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    A family of lightweight, state-of-the art open models built from the same research and technology that we used to create the Gemini models.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
     
  5. GitHub Copilot icon
     33 likes
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    GitHub Copilot leverages the power of OpenAI Codex to provide real-time suggestions for code and complete functions, all within your editor. With its training on vast amounts of code, GitHub Copilot translates natural language prompts into coding suggestions across multiple...

    86 GitHub Copilot alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Visual Studio Code
    • Neovim
    • Microsoft Visual Studio
     
  6. TabbyML icon
     20 likes
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    Tabby is an open-source, self-hosted AI coding assistant. With Tabby, every team can set up its own LLM-powered code completion server with ease.

    72 TabbyML alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
    • Visual Studio Code
     
  7. Kiro icon
     11 likes
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    Kiro is an AI-powered IDE developed by Amazon Web Services to help developers build and ship production-ready software from prompt to deployment. Based on VS Code, it combines intuitive "vibe coding" with structured...

    33 Kiro alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
     
  8. OpenAI Codex icon
     9 likes
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    Automates code writing, editing, and answering codebase questions using secure cloud sandboxes and local terminal agents, enables parallel task execution, handles pull requests, integrates with repositories, and supports ChatGPT Pro, Enterprise, and Team users.

    67 OpenAI Codex alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
    • Node.JS
     
  9. Jules icon
     9 likes
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    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.

    66 Jules alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application type

    Platforms

    • Online
    • GitHub
     
  10. Open R1 icon
     11 likes
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    Open R1 is a community-driven, open-source initiative aimed at replicating the advanced AI capabilities of DeepSeek-R1 through transparent methodologies.

    84 Open R1 alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Self-Hosted
    • Python
     
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