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Top 19 open-source products relevant to Developer Tools and Application Builder

  1. Docker is an open platform that enables developers and system administrators to create distributed applications.

    Open Source

    /docker-alternatives
  2. Appsmith is an open source web framework for building internal tools, admin panels, dashboards, and workflows.

    Open Source

    /appsmith-alternatives
  3. Build business apps really fast.

    Open Source freemium $0.08 / Monthly (per External user, 24 USD per Internal user)

    /jet-admin-alternatives
  4. MarsX leverages the power of AI to help users build mobile and web applications using code and no-code technology. MarsX is highly accessible, allowing even non-developers and those with zero building and coding experience to create their own mobile .

    Open Source freemium

    /marsx-alternatives
  5. In PocketBlocks, all you need to do is drag and drop pre-built or self-customized components onto the What-You-See-Is-What-You-Get (WYSIWYG) canvas to make an app, PocketBlocks helps you build an app quickly and focus on the business logic.

    Open Source free

    /pocketblocks-alternatives
  6. Visual builder and design tool for any website or web app stack.

    Open Source

    /plasmic-alternatives
  7. The administration framework for business critical Ruby on Rails applications.

    Open Source

    /active-admin-alternatives
  8. Build responsive and accessible mobile-first projects for the web with an easy to use component library.

    Open Source

    /grommet-alternatives
  9. Fulfill your software requirements with REI3 on-premise or in the cloud. REI3 is an open platform for pre- or self-built web applications.

    Open Source freemium โ‚ฌ69.0 / Monthly

    /rei3-alternatives
  10. Connect to any data source, build whatever you want.

    Open Source free โ‚ฌ3.12 / Monthly (starting price per user depending on subscription plan.)

    /planet-crust-alternatives
  11. An open-source platform to build bitcoin and blockchain-based applications.

    Open Source

    /bitcore-alternatives
  12. Instant Node.js admin panel for your project.

    Open Source freemium

    /kottster-app-alternatives
  13. Sunmao is an open-source framework for low-code tools.

    Open Source

    /sunmao-alternatives
  14. UBOS.tech is a cutting-edge low-code/no-code application development platform designed to simplify the process of creating custom Generative AI solutions based on LLMs.

    Open Source freemium $30.0 / Monthly

    /ubos-tech-alternatives
  15. A blazing fast React alternative.

    Open Source

    /nerv-alternatives
  16. Aurora Editor, Native IDE for MacOS.

    Open Source

    /aurora-editor-alternatives
  17. SyncTree is a SaaS-based Super Connecting Platform that connects any services you want.

    Open Source freemium

    /synctree-alternatives
  18. Shopify Mobile App Builder.

    Open Source Free Trial

    /mobikul-shopify-mobile-app-alternatives
  19. Instantly launch your app with Paynless! Production-ready React, Supabase (Auth/DB), Stripe, AI Chat, user analytics, & email marketing starter for SaaS startups and vibe coders.

    Open Source free

    /paynless-alternatives

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