Bluefish Editor is a powerful, open source software application designed for web developers and programmers. It provides a comprehensive development environment for creating websites, web applications, and other interactive projects. It supports HTML, CSS, JavaScript, XML, PHP, and other popular web development languages and frameworks. Bluefish Editor is designed to be user-friendly and fast, allowing developers to quickly create, edit, and debug their projects. Features include syntax highlighting, auto-completion of tags and attributes, spell-checking, and a built-in FTP client. It also includes a powerful search and replace feature, which allows users to quickly find and replace text across multiple documents. Bluefish Editor is available for Windows, Mac OS X, and Linux.
Discontinued Aptana is still under development on GitHub but the latest version, 3.6.1, was released in October 2014. It lacks Java 8/9 features, as well as more recent JavaScript and HTML 5 features.
Discontinued Appears to be abandoned. The last release was January 2016
Discontinued The project seems to be discontinued. The last stable version, 0.7.10, was released in 2007 and the last development version, 0.8b3, in 2010, but the program can still be downloaded from the official website.
Notepad++
Atom
Brackets
gedit
Geany
Adobe Dreamweaver
Aptana Studio
Coda
UltraEdit
PSPad
SciTE
Light Table
BlueGriffon
KompoZer
jEdit
Notepad3
openElement
Silex
Programmer's Notepad
SynWrite
It is not only an alternative application, but also supports several programming languages, including web development and nice color schemes for the text editor such as Monokai and Bespin.