Apps similar to GNOME Builder include Notepad++, which is free and open source. Other options are Visual Studio Code, Sublime Text, VSCodium and Vim. Code Editors like GNOME Builder are a crowded field, with more than 50 alternatives for Windows, Linux, Mac, the web and Android.
Lite XL is a lightweight text editor written mostly in Lua — it aims to provide something practical, pretty, small and fast, implemented as simply as possible; easy to modify and extend, or to use without doing either.
Notepad3 is a fast and light-weight text editor with syntax highlighting for programming jobs. Auto-completion, Multi-language, Dark mode more.
South Africa
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.
Fully native code editor for macOS with syntax highlighting for 80+ languages, plugin system, advanced search, split view, macro recording, and a Scintilla-powered engine. Free, open source, universal binary for Apple Silicon and Intel, with native integration.
United States
Russia
Bluefish is a powerful editor targeted towards programmers and webdesigners, with many options to write websites, scripts and programming code. Bluefish supports many programming and markup languages, and it focuses on editing dynamic and interactive websites.
Qt Creator is a cross-platform integrated development environment (IDE) built for the maximum developer experience. Qt Creator runs on Windows, Linux, and macOS desktop operating systems and allows developers to create software across desktop, mobile, and embedded platforms.
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EU
Aptana Studio is a complete web development environment that combines powerful authoring tools with a collection of online hosting and collaboration services that help you and your team do more. Includes support for PHP, CSS, FTP, and more...
United States
Xcode offers the tools you need to develop, test, and distribute apps for Apple platforms, including predictive code completion, generative intelligence powered by the best coding models and agents, advanced profiling and debugging tools, and simulators for Apple devices.
United States
China
MonoDevelop enables developers to write desktop and web applications on Linux, Windows and Mac OS X. It also makes it easy to port .NET applications created with Visual Studio to Linux and Mac OS X maintaining a single code base for all platforms.
United States
Lightweight macOS code editor. Skip the setup, write code, run instantly. Built-in iOS simulator, AI assistance, and Linux support.
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