Apps similar to Athas include Notepad++, which is free and open source. Other options are Visual Studio Code, Sublime Text, VSCodium and Vim. You're spoiled for choice with Code Editors like Athas: we list more than 50 alternatives for Mac, Windows, Linux, the web and Chrome OS.
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.
A cloud-based, agentic development environment designed to accelerate how you build, test, deploy and run production-quality AI applications, all in one place.
United States
Emdash is a provider-agnostic desktop app that lets you run multiple coding agents in parallel, each isolated in its own git worktree, either locally or over SSH on a remote machine. We call it an Agentic Development Environment (ADE).
United States
Enjoy productive PHP and web development with PhpStorm. Take advantage of deep code understanding, top-notch coding assistance, and support for all major tools and frameworks.
Czechia
EU
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
TextMate brings Apple's approach to operating systems into the world of text editors. By bridging UNIX underpinnings and GUI, TextMate cherry-picks the best of both worlds to the benefit of expert scripters and novice users alike.
United Kingdom
Trae is an adaptive AI IDE that transforms how you work, collaborating with you to run faster.
Singapore
Syntax Highlighting: Colorize more than 50 pre-installed major languages like HTML, PHP, Python, Ruby or Markdown. You can also create your own settings.
Japan
JetBrains WebStorm is a commercial IDE for JavaScript, CSS & HTML built on JetBrains' IntelliJ IDEA platform.
CzechiaEU
CudaText is a cross-platform text editor, written in Lazarus / Free Pascal.
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.
Qoder is an AI-powered agentic coding platform and IDE that automates complex software development tasks using autonomous AI agents.
China
