Alternatives to B4X for all platforms with any license

Eclipse

Eclipse is an extensible development platform with runtimes and application frameworks for building, deploying and managing software across the entire software...
- b4x is a basic kind of code like visual studio from microsoft but in its own way, while others use java, qt4 is more like a mix of everything probaly the future of all developmet tool in one Guest • Jul 2015
Free Open Source Mac Windows Linux
Extensible by Plugins/Extensions Refactoring Autocompletion Collaborative Workspaces ... Java IDE Lossless quality SCM Integration Support for Themes Add a feature

1035 Like
Microsoft Visual Studio

Microsoft Visual Studio is an integrated development environment (IDE) from Microsoft. It is used to develop computer programs for Microsoft Windows, as well as web...

Free Personal Mac Windows Web .NET Framework
Code completion Embedded debugger Intellisense Autocompletion ... Automatic content formatting Azure integration C++ support C# Scripting Color coding Development API Exe Compiler Functions Nuget Refactoring Add a feature

766 Like
NetBeans

A free, open-source Integrated Development Environment for software developers. You get all the tools you need to create professional desktop, enterprise, web, and...

Free Open Source Mac Windows Linux BSD
Java IDE Built-in Terminal Automatic Indentation Code completion ... Compiled Language Embedded debugger Support for FTP GIT support Ide integration PHP IDE Source code history Syntax Highlighting Page refresh Add a feature

685 Like
Android Studio

Android Studio is a new Android development environment based on IntelliJ IDEA. Similar to Eclipse with the ADT Plugin, Android Studio provides integrated Android...

Free Open Source Mac Windows Linux
Code completion Integrated Android Emulator Visual Programming Xterm emulation Add a feature

179 Like
Code::Blocks

Code::Blocks is a free C++ IDE built to meet the most demanding needs of its users. It is designed to be very extensible and fully configurable. An IDE with all the...

Free Open Source Windows Linux BSD
Learn with Flashcards Leadfeeder integration Portable Add a feature

223 Like
Qt Creator

Qt Creator is a cross-platform C++, JavaScript and QML integrated development environment which is part of the SDK for the Qt...

Commercial $ $ $ Open Source Mac Windows Linux BSD
Autocompletion Code formatting QT Based Refactoring ... Syntax Highlighting Add a feature

70 Like
Aptana Studio

Aptana Studio is a complete web development environment that combines powerful authoring tools with a collection of online hosting and collaboration services that help...
- looks more like c++ or any other rather than b4x Guest • Jul 2015
Free Open Source Mac Windows Linux
Support for FTP Real time collaboration Add a feature

325 Like
- Discontinued Aptana is still in development on GitHub but latest version, 3.6.1, was released in October 2014. It lacks Java 8/9 features, as well as newer Javascript and HTML 5 features.
Lazarus

Lazarus is a cross-platform IDE for the Free Pascal compiler. It tries to offer a Delphi-like programming experience through its own 'Lazarus Component Library'...
- More similar language(case insensitive, : instead of As, var/const instead of Dim, has As/Is), RAD, time tested, cross platform, truly "bare-metal" native like C/C++, many libs, can use/make libs for C/C++/ObjC, Free/OSS. Apps like PeaZip, 64 bits Total Commander, Double Commander and others are made with it. Similar to Delphi and VB, Classic Skype made with Delphi. Only VB from MS might be more similar, certainly not Java. Guest • Jun 2018
Free Open Source Mac Windows Linux BSD OpenSolaris
Compiles to native assembly code Object-oriented Language Add a feature

106 Like
WebStorm

JetBrains WebStorm is a commercial IDE for JavaScript, CSS & HTML built on JetBrains' IntelliJ IDEA platform. WebStorm provides automatic code completion...

Commercial Mac Windows Linux
Support for Javascript Syntax Highlighting Add a feature

95 Like
Apache Cordova

Apache Cordova is a set of device APIs that allow a mobile app developer to access native device function such as the camera or accelerometer from JavaScript. Combined...

Free Open Source Mac Windows Linux Web
No features added Add a feature

44 Like
PhoneGap

PhoneGap is an open source development tool for building iPhone, Android, Blackberry and other mobile apps with JavaScript. It's an HTML5 app platform that...

Free Open Source Mac Windows Linux Web
No features added Add a feature

70 Like
CodeLite

CodeLite is an open-source, cross platform IDE for the C/C++/PHP and Node.js programming languages. CodeLite is known to work on various OSs including: Windows XP...

Free Open Source Mac Windows Linux wxWidgets
Virtual filesystem Add a feature

55 Like
KDevelop

KDevelop is a free, open source IDE (Integrated Development Environment) for Linux, Windows (beta) and macOS (experimental). It is a feature-full, plugin extensible IDE...

Free Open Source Windows Linux BSD KDE
Extensible by Plugins/Extensions Add a feature

64 Like
SharpDevelop

#develop (short for SharpDevelop) is a free IDE for C#, VB.NET and Boo projects on Microsoft's .NET platform. It is open-source, and you can download both sourcecode...

Free Open Source Windows .NET Framework
C# Scripting GUI Designer Nuget Add a feature

73 Like
Orwell Dev-C++

Orwell Dev-C++ is a Portable (IDE) Integrated Development Environment and Compiler for the C++ programming language. It's a maintained version of Dev-C++ which...

Free Open Source Windows
Portable Add a feature

41 Like
- Discontinued The latest version is from April 2015. Project inactive for a while, see https://sourceforge.net/p/orwelldevcpp/forums/general/thread/ce51da27/