Apps to Syntax Highlighting

Meld is an open-source visual diff and merge tool designed for developers. It helps in comparing files, directories, and version controlled projects, facilitating easy identification of differences and efficient merging of changes.

Frescobaldi is a dedicated text editor for LilyPond, the powerful music engraving software. It provides a rich environment specifically designed to simplify the process of writing and editing sheet music using LilyPond's text-based input.

MadEdit is a discontinued, cross-platform text and hex editor designed with developers in mind. It offers syntax highlighting, a hex editing mode, and various customization options within a lightweight, tabbed interface. While no longer maintained, it provided a range of features useful for coding and binary file manipulation.

kodeWeave is a versatile, portable HTML/CSS/JavaScript playground and IDE. It allows developers to write, test, and debug web code directly within the application, offering features like live preview, syntax highlighting, and support for various frameworks.

Eric is a powerful, feature-rich integrated development environment (IDE) primarily designed for Python and Ruby development. Written in Python, it offers extensive capabilities for code editing, debugging, project management, and more, making it suitable for developers of all levels.

Ghostbin is a privacy-focused platform designed for anonymous sharing of notes, code snippets, and text. It prioritizes user privacy through features like client-side encryption and anonymity, making it an ideal choice for sharing sensitive information or code without revealing your identity. It supports various text formats and provides syntax highlighting for code.

Icecoder is an open-source, browser-based code editor designed for modern web development. It allows you to code directly in the browser, with features like syntax highlighting, autocompletion, and integrated developer tools, making it convenient for development on various platforms and devices.

Jota Text Editor is a lightweight and highly customizable text editor designed for handling large text files efficiently. It offers a robust set of features including syntax highlighting, word count, and extensibility through plugins, making it a versatile tool for various text-editing tasks.

Scratch is a powerful yet lightweight text editor designed for developers and anyone working with code or plain text. It offers automatic saving, syntax highlighting, and a range of features to boost productivity, all within a customizable and extensible interface.

CotEditor is a free and open-source text editor designed specifically for macOS. It offers a clean and intuitive interface, making it a lightweight yet powerful tool for plain text editing, coding, and more.

ghostwriter is a clean, distraction-free Markdown editor designed for Windows and Linux, emphasizing a focused writing experience. It offers a minimalist interface, live preview of your Markdown rendering, and essential writing tools for individuals who prioritize a clear and uncluttered workspace.

UberWriter is a discontinued open-source minimalist text editor designed for distraction-free writing with integrated Markdown support, syntax highlighting, and a focus on simplicity. It provides a clean environment for authors and writers.

wxMEdit is a versatile cross-platform text and hex editor, serving as a powerful alternative to the discontinued MadEdit. Built on C++ and wxWidgets, it provides developers and advanced users with robust features for editing text files and binary data.

PyScripter is a free and open-source integrated development environment (IDE) designed specifically for Python on Windows. It is built using Object Pascal and provides a comprehensive set of tools for efficient Python development, including debugging, code completion, syntax highlighting, and more.

Codiad is an open-source, web-based Cloud IDE with a focus on minimalism and ease of deployment. It provides a powerful code editing environment accessible from any modern web browser.

Lime Text is a community-driven, open-source text editor designed for programmers and web developers. It provides a clean and customizable interface with rich features for efficient coding, including syntax highlighting, distraction-free mode, and extensibility through plugins.

SynWrite is a comprehensive and free source code editor for Windows, serving as an excellent Notepad replacement with robust features for various programming and web development tasks. It's designed for performance and extendibility, making it suitable for both novice and experienced developers.

Scribes is a free and open-source minimalist text editor designed for programmers and writers who value simplicity and efficiency. It provides a clean interface with essential features like syntax highlighting, autocompletion, and extensibility through plugins, making it a lightweight yet powerful tool for various coding and writing tasks.

Textadept is a powerful, free, and open-source text editor designed for programmers. Focusing on speed and extensibility, it offers a minimalist interface while providing robust features like syntax highlighting, code formatting, and a built-in terminal, all heavily customizable through Lua scripting.

Orwell Dev-C++ is a free, portable, and lightweight Integrated Development Environment (IDE) specifically designed for C and C++ programming. It provides a comprehensive set of tools including a compiler, debugger, and code editor, making it an accessible option for beginners and experienced developers alike. Its portability allows developers to carry their development environment on a USB drive.

Qt Creator is a powerful, cross-platform Integrated Development Environment (IDE) tailored for building applications with the Qt framework. It supports C++, QML, and JavaScript, offering a comprehensive suite of tools for designing UIs, writing code, debugging, and deploying software across various platforms.

Light Table is an innovative code editor designed to provide developers with instant feedback and a deeper connection to their code. It offers a clean and customizable interface, focusing on interactive development and visualizing data flow.

FlashDevelop is a powerful and highly-extendable Integrated Development Environment (IDE) purpose-built for Flash and ActionScript development. It offers robust features for building websites, web applications, desktop applications, and video games, with strong support for ActionScript 3 and Haxe projects.

Haroopad is a discontinued markdown-enabled document processor designed for creating web-friendly content. It offers a distraction-free writing environment with live preview and syntax highlighting, making it suitable for bloggers, writers, and developers.

trolCommander is a powerful and lightweight cross-platform file manager. It is a fork of the popular muCommander, offering a dual-pane interface, rich feature set including built-in viewers, terminal, FTP/SFTP support, and extensive customization options. Designed for efficiency and speed, it's an excellent alternative for users seeking advanced file management capabilities across various operating systems.

Hastebin is a simple, free, and open-source paste service designed for sharing code snippets, notes, and text quickly and anonymously. It emphasizes speed and a clean interface for effortless pasting and sharing.

Nvu is a discontinued, open-source WYSIWYG HTML editor. Based on the Mozilla Application Suite's Composer component, it provided a simple visual interface for creating web pages without needing extensive coding knowledge. It was a popular choice for beginners and non-programmers for basic website creation.

TeXstudio is a comprehensive, cross-platform open-source LaTeX editor designed for creating professional documents. It offers a range of features to simplify the LaTeX writing process, including syntax highlighting, an integrated PDF viewer, built-in text editor, and support for a wide array of LaTeX commands and packages.

Bloodshed Dev-C++ was a robust free IDE for C and C++ programming in Windows. It provided a complete development environment with compiler, debugger, and editor, commonly used by students and enthusiasts.

CherryTree is a powerful, free, and open-source hierarchical note-taking application. It allows you to organize your thoughts, ideas, notes, and code snippets in a tree-like structure with rich text editing and syntax highlighting.