Kate
Kate is packed with features that will make it easier for you to view and edit all your text files. Kate lets you to edit and view many files at the same time, both in tabs and split views, and comes with a wide variety of plugins, including an embedded terminal that lets you launch console commands directly from Kate, powerful search and replace plugins, and a preview plugin that can show you what your MD, HTML and even SVG will look like. Kate supports highlighting for over 300 languages making it easier to read code in almost all programming languages. Kate also understands how brackets works and will help you navigate inside complex code blocks hierarchies. On-the-fly spellchecking is also included and will help you check your text before publishing. Work on multiple files at the same time with split views. Use the project sidebar to navigate your project directory structures and use Kate's smart tabs to quickly access your recently opened documents.
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UltraEdit
UltraEdit is a text and code editor built for work that general-purpose editors often struggle with: large files, complex data manipulation, and security-sensitive workflows. It has been in the market for more than 30 years, is used by over 4 million users worldwide, and is trusted by enterprise customers across the Fortune 100, 500, and 1000.
Individual users choose UltraEdit when everyday editors start to hit their limits. Common use cases include working with very large files, running advanced search and replace, using column and block editing, and handling more complex text and data manipulation.
Organizations choose UltraEdit when they need a more secure and supportable editor behind sensitive workflows. That includes teams in banking, insurance, healthcare, government, and other regulated or risk-sensitive environments where unsupported tools can create too much uncertainty.
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Emacs
At its core is an interpreter for Emacs Lisp, a dialect of the Lisp programming language with extensions to support text editing. Content-aware editing modes, including syntax coloring, for many file types. Complete built-in documentation, including a tutorial for new users. Full Unicode support for nearly all human scripts. Highly customizable, using Emacs Lisp code or a graphical interface. A wide range of functionality beyond text editing, including a project planner, mail and news reader, debugger interface, calendar, IRC client, and more. A packaging system for downloading and installing extensions. Built-in support for arbitrary-size integers. Text shaping with HarfBuzz. Native support for JSON parsing. Better support for Cairo drawing. Portable dumping used instead of unexec. Support for XDG conventions for init files. Additional early-init initialization file. Built-in support for tab bar and tab-line. Support for resizing and rotating of images without ImageMagick.
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Eclipse PHP
The PHP IDE project delivers a PHP Integrated Development Environment framework for the Eclipse platform. This project encompasses the development components necessary to develop PHP-based web applications and facilitates extensibility. It leverages the existing web tools project in providing developers with PHP capabilities. The essential starting point for PHP developers, including a PHP language support, a Git client, XML Editor and Mylyn, terminal. The experience of developing PHP application with PDT can be extended with a large variety of plugins created by the Eclipse ecosystem. Syntax highlighting, syntax validation, content assistance, code navigation, PHP debugging (Zend Debugger / Xdebug), PHP Profiling (Zend Debugger / Xdebug), PHPUnit, code formatted, refactoring, code templates, remote projects, and the whole power of the Eclipse Ecosystem.
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