check editor

Software editor for πλ² hardware synthesisers.

A PDF viewer and editor.

Strictly validating XML editor.

PDF Editor for Mac OS X - Split, Merge, Crop, Add text etc.

No-frills Mac OS X dictionary editor

Simple Help Editor can help authoring application for software developers.

Edit PDF documents.

Scan audio files and get error reports.

Credit Card Validation Utility.

Determines if two files are identical.