Powerfull pre-processor
jsvim 4: xvi online
General-Purpose PDF Library for Java and .NET
Edit the OCR text layer of DjVu documents in a web browser
A command line tool to extract, transform and get metadata for ISBNs
A stand-alone PHP-only library for parsing BBCode-like tags
FCKeditor (retired)
Detexter is an app designed to extract text from PDF files.
TextBlob is a Python library for processing textual data
a font chooser component for java.
a gui based property file editor in java. for java.
Extensible binary and text editor.
The Java text processor.