Audacity is a free audio editor. You can record sounds, play sounds, import and export WAV, AIFF, and MP3 files, and more. Use it to edit your sounds using Cut, Copy and Paste (with unlimited Undo), mix tracks together, or apply effects to your recordings.

Audacity has a built-in amplitude envelope editor, a customizable spectrogram mode and a frequency analysis window for audio analysis applications. Built-in effects include Bass Boost, Wahwah, and Noise Removal, and it also supports VST plug-in effects.

EssentialPIM is a visual appointment and information manager that allows you to organize your daily, weekly or monthly schedule. It includes an address book to manage your contacts, as well as tree-style notes manager with support for rich text notes.

The address book supports pictures and lets you add/remove fields to customize it for your needs. The schedule provides a very convenient way to mark your appointments in different colors, and allows you to simply drag an appointment to reschedule it.

EssentialPIM supports single and recurring events, priority settings, color coded categories, completion indicator and reminder alerts. In addition it can export to HTML, RTF and other formats, and supports password protection with strong encryption.

PhotoFiltre is a complete image editing and effects package. It comes with many features that rival some commercial packages.

PhotoFiltre offers all the standard editing features (selection, clone brush, paint brush etc.) as well as a large selection of image effects, photo masks, image adjustments, thumbnail browser and much more.

The program also supports batch processing to apply filters, sizing, adjustments and transformations to a large number of images at once. PhotoFiltre comes with modern, well designed interface and is well suited for everything from simple resizing to advanced photo editing