Apps similar to Kate include Notepad++, which is free and open source. Other options are Visual Studio Code, Sublime Text, VSCodium and Vim. Text Editors like Kate are a crowded field, with more than 100 alternatives for Windows, Linux, Mac, the web and Android.
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
UltraEdit is a commercially maintained editor built for critical work where performance, reliability, and security matter most.
United States
A powerful IDE for data science, Zasper excels with massive concurrency support, enabling numerous simultaneous connections, minimal memory usage, and speedy performance. Suited for REPL-style data apps like Jupyter notebooks, fully supported on Mac with limited Linux support.
India
Fast, streamlined editor with extensive features, bundled with Windows since 1985. Supports plain text, UTF-8, and over 100 languages with enhanced functionality since 2018, including dark mode, Bing search, and large file handling.
United States
PSPad is a freeware programmers editor in 8 languages for Microsoft Windows operating systems. Some features are highlighted syntax, ftp, projects and so on. Code explorer for Pascal, C/C++, INI, HTML, XML, PHP and more in development, internal web browser with APACHE support.
Czechia
EU
Phoenix Code is a text editor designed to make coding as intuitive and fun as playing a video game - specially crafted for web developers, designers, and students.
Peeknext is a fast, native text and code editor for macOS, built around low-latency editing, large-file performance, and local workflows.
United States
SciTE is a SCIntilla based Text Editor. Originally built to demonstrate Scintilla, it has grown to be a generally useful editor with facilities for building and running programs. It is best used for jobs with simple configurations - I use it for building test and demonstration...
Australia
Fast, native macOS editor with Notepad++-style tabs, Scintilla syntax highlighting, project regex search, code folding, multiple cursors, file diff, git-aware tree, integrated terminal, Claude Code /ide integration, editable CSV/JSON tables with inferrable type color, and session restore.
United States
A simple, lightweight Markdown viewer and text editor for Windows, macOS, and Linux.
Canada
Squircle CE is a fast, lightweight code editor and file manager with support for over 30 programming languages, remote file access via SFTP/FTP(S) and Git VCS integration. Whether you're a student, hobbyist, or professional developer, Squircle CE lets you write, manage, and...
Russia
A cross-platform, reimplementation of Notepad++. Releases are available for Windows, Linux, and macOS.
