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All apps in Development category. Use the filters below to narrow down your search. 
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  1. mergely icon
     15 likes

    Merge is an online merge and diff tool that allows you to share and save your documents.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • US flagUnited States
    mergely screenshot 1
    33 alternatives
  2. Codewith.it icon
     4 likes

    Codewith.it is an online HTML, CSS and JavaScript code playground with realtime preview with many tools for developing web pages and advanced code analysis systems, with many assistance tools.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    HTML, CSS and JS codes editors generate a preview on right window, with element inspector
    Codewith.it code playground home page
    The JavaScript console for code debugging with suggestions
    66 alternatives
  3. Slint icon
     3 likes

    GUI toolkit for Rust, C++, and JavaScript to efficiently develop fluid graphical user interfaces for embedded devices and desktop applications.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • DE flagGermany
    • European Union flagEU
    Slint screenshot 1
    21 alternatives
  4. Conductor icon
     3 likes

    Run multiple Claude Codes as individual agents in parallel, each with an isolated workspace, supporting code reviews, agent status tracking, and local repository cloning.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    Conductor screenshot 1
    41 alternatives
  5. KnockoutJS icon
     16 likes

    Knockout is a JavaScript library that helps you to create rich, responsive display and editor user interfaces with a clean underlying data model. Any time you have sections of UI that update dynamically (e.g.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    72 alternatives
  6. Powerful yet easy to use APK editor for PC and Mac. Change Android app icon, title, translations and other resources.

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • RU flagRussia
    APK Editor Studio screenshot 1
    APK Editor Studio screenshot 1
    APK Editor Studio screenshot 2
    +1
    APK Editor Studio screenshot 3
    9 alternatives
  7. Bless icon
     18 likes

    Bless is a high quality, full featured hex editor. It is written in mono/Gtk# and its primary platform is GNU/Linux. However it should be able to run without problems on every platform that mono and Gtk# run on.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    • Linux
    • GR flagGreece
    • European Union flagEU
    The usual offset-hex-ascii view and the pattern highlight feature.
    Searching and replacing
    A more unusual layout and the layout selection dialog.
    41 alternatives
  8. Jest icon
     8 likes

    Jest is a unit testing framework for JavaScript used by Facebook to test React apps.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Self-Hosted
    12 alternatives
  9. D2 icon
     3 likes

    Create beautiful diagrams in minutes. Simple syntax. Endlessly customizable. D2 is the fastest and easiest way to get a mental model from your head onto the screen, then make edits with your team.

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
    • US flagUnited States
    D2 flexibles Layouting 

https://d2lang.com/tour/layouts
    Create UML class diagrams

https://d2lang.com/tour/uml-classes#full-example
    Add a legend to your diagram.

https://d2lang.com/tour/legend
    +1
    Create sequence diagrams

https://d2lang.com/tour/sequence-diagrams
    28 alternatives
  10. 5apps icon
     7 likes

    5apps helps both developers and users to get the most out of the Web as a software platform.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • RemoteStorage
    44 alternatives
  11. A modern, convenient and powerful SQL Editor and Database Client for Developers and Administrators.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
    • Amazon Web Services
    • Docker
    • AppImage
    • US flagUnited States
    Welcome Screen with recent DB connections and hotkey hints
    Creating new connection
    DB Query Interface
    +8
    Table Editor
    15 alternatives
  12. OpenSilver icon
     4 likes

    OpenSilver is a modern, plugin-free, open-source reimplementation of Microsoft Silverlight , that runs on current browsers via WebAssembly. It uses Mono for WebAssembly and Microsoft Blazor. It brings back the power of C#, XAML, and .

    Cost / License

    • Free
    • Open Source

    Platforms

    • Self-Hosted
    • FR flagFrance
    • European Union flagEU
    OpenSilver screenshot 1
    4 alternatives
  13. Thermal icon
     3 likes

    Thermal is a free, open-source, cross-platform Git GUI built by developers for developers. It's a desktop application built with Electron & Vue.js, allowing you to manage your Git repositories at one place by providing a simple to use graphic interface with built-in...

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Node.JS
    Thermal screenshot 1
    Thermal screenshot 1
    Thermal screenshot 2
    57 alternatives
  14. Kusho icon
     3 likes

    Never test your APIs manually again.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Visual Studio Code
    • Mac
    • Windows
    • Linux
    • US flagUnited States
    Kusho screenshot 1
    Kusho screenshot 1
    Kusho screenshot 2
    +2
    Kusho screenshot 3
    71 alternatives
  15. CodeKit icon
     37 likes

    CodeKit automatically compiles all those awesome languages you read about in tutorials.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Mac
    • US flagUnited States
    CodeKit screenshot 1
    13 alternatives
  16. Processing.js icon
     24 likes

    Processing.js is an open programming language, port of the Processing Visualization Language, for people who want to program images, animation, and interactions for the web without using Flash or Java applets. Processing.

    Cost / License

    • Free
    • Open Source

    Alerts

    • Discontinued

    Platforms

    • Online
    Processing.js screenshot 1
    33 alternatives
  17. Optibase icon
     2 likes

    Set up native A/B and split tests in Webflow within minutes without impacting performance. Suitable for non-coders, supports data-driven optimization.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Webflow
    • Software as a Service (SaaS)
    • SI flagSlovenia
    • European Union flagEU
    Optibase screenshot 1
    Optibase screenshot 1
    Optibase screenshot 2
    +3
    Optibase screenshot 3
    14 alternatives
  18. WhoDB icon
     4 likes

    WhoDBis a lightweight (~20MB), powerful, and user-friendly database management tool designed to streamline your database administration tasks.

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • BSD
    • Self-Hosted
    • Mozilla Firefox
    WhoDB screenshot 1
    WhoDB screenshot 1
    WhoDB screenshot 2
    +16
    WhoDB screenshot 3
    53 alternatives
  19. NGINX Unit icon
     2 likes

    A lightweight and versatile open source server that simplifies the application stack by natively executing application code across eight different programming language runtimes.

    Cost / License

    Application type

    Platforms

    • Mac
    • Linux
    • Docker
    • Self-Hosted
    13 alternatives
  20. Metal icon
     1 like

    Metal provides near-direct access to the graphics processing unit (GPU), enabling you to maximize the graphics and compute potential of your apps on iOS, macOS, and tvOS. Building on an approachable, low-overhead architecture with precompiled GPU shaders, fine-grained resource...

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • US flagUnited States
    Metal screenshot 1
    10 alternatives
  21. Hackr.io icon
     19 likes

    More than 500+ of the best tutorials and courses on Python, JavaScript, HTML 5, Swift, Android and more. Using Hackr.io, you can:

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • IN flagIndia
    Hackr.io screenshot 1
    Hackr.io screenshot 2
    6 alternatives