Firebase Studio AlternativesOnly apps categorised as AI Coding Assistants

The best AI Coding Assistant alternative to Firebase Studio is Zed Editor, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Firebase Studio and many of them are AI Coding Assistants so hopefully you can find a suitable replacement. Other interesting AI Coding Assistant alternatives to Firebase Studio are Google Antigravity, opencode, Windsurf Editor and Claude Code.

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Firebase Studio alternatives are mainly AI Coding Assistants, but if you're looking for Code Editors or IDEs you can filter on that. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Firebase Studio.
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Alternatives list

  1. Zed Editor icon
     113 likes

    Blazing fast code editor offering real-time multi-user collaboration, language-aware syntax highlighting, integrated terminal, multi-buffers for tab-free editing, built-in Vim mode, searchable outline, AI coding assistance, advanced keyboard commands, and cross-platform support.

    90 Zed Editor alternatives

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Flatpak
     
  2. Google Antigravity is an agentic IDE and coding environment designed to support real world software projects through autonomous development workflows. It provides an agent first workspace where developers set direction while AI agents carry out tasks such as coding, debugging...

    35 Google Antigravity alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
     
  3. opencode icon
     24 likes

    Terminal-based AI coding assistant featuring a themed native UI, automatic LSP integration, multi-agent sessions, 75+ supported LLMs, local and cloud model options, shareable debugging links, open source licensing, and session sharing for collaborative coding workflows.

    62 opencode alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
  4. Windsurf Editor icon
     34 likes

    Windsurf Editor is an IDE merging AI and developers for lockstep collaboration with Cascade capabilities, boosting speed and contextual coding through copilot and agent-like systems across Mac, Windows, and Linux.

    65 Windsurf Editor alternatives

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
     
  5. Claude Code icon
     23 likes

    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.

    82 Claude Code alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    • Visual Studio Code
     
  6. Replit icon
     90 likes

    Replit is a collaborative cloud development environment offering in-browser IDE features like AI assistance, real-time collaboration, Git support, hosting, deployment, syntax highlighting, plugin extensibility, ad-free UI, dark mode, and live code sharing.

    97 Replit alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
     
  7. OpenAI Codex icon
     14 likes

    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.

    73 OpenAI Codex alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Software as a Service (SaaS)
    • Node.JS
    • Visual Studio Code
    • Cursor
    • Windsurf
    • Microsoft Visual Studio
    • JetBrains IDE
     
  8. GitHub Copilot icon
     35 likes

    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...

    95 GitHub Copilot alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Visual Studio Code
    • Neovim
    • Microsoft Visual Studio
     
  9. DeepSite icon
     23 likes

    DeepSite is a free app that lets you use DeepSeek for coding and preview your website directly in the browser with no experience at all.

    43 DeepSite alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    • Hugging Face
     
  10. Kiro icon
     12 likes

    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...

    38 Kiro alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
     
  11. Athas icon
     16 likes

    Lightweight, open-source code editor for Windows, Mac, and Linux featuring Vim keybindings, built-in Git support, agentic AI editing with multiple models, syntax highlighting, LSP for intelligent completion, fast performance, and efficient workflows.

    58 Athas alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
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