gPDFText is a text editor that opens PDF documents for ebook readers, converts the text contents into plain ASCII text, restores the original paragraphs, and removes unwanted line breaks to allow easier zooming on the reader. The text is loaded into a text editor with spell-checking support and can then be saved as a reformatted PDF in A5, B5, or original A4 size.
elRTE is a WYSIWYG HTML editor for the Web written using jQuery. It features rich text editing, options for changing its appearance and style, insertion and management of various HTML elements with formatting (images, tables, lists, etc.), support for viewing and editing HTML code, and normal and full-screen modes.