Editra is a general, extensible, multi-platform text editor with an implementation that focuses on creating a clean and easy-to-use interface with features that aid in code development. Currently, it supports syntax highlighting and variety of other useful features for more than 60 programing languages.
JOrtho is a spell checker for Java. The library works with any JTextComponent from the Swing framework and checks as you type. The dictionary is based on the free Wiktionary.org, and is applicable for multiple languages. You can select the spell checking language via a context menu. The Features of JOrtho are the highlighting of potentially wrongly spelled words, a context menu with suggestions for correct forms of the word, and a context menu with option to change the checking language. At the moment there are nine languages for spell checking available: English, German, French, Spanish, Italian, Russian, Polish, Dutch, and Arabic.