CKCI

Create 3D printed pottery with splines and full-color textures using an intuitive and free app. Manipulate effects and animations with oscillators and produce videos.

WaveShop - free and open-source audio editor, offering bit-perfect accuracy for unchanged samples. Features include cut/paste, peak and RMS analysis, normalization, fading, audio generation, and more.

ChordEase simplifies playing music with complex chords. It provides a key of C and automatically adds sharps or flats for any given chord, allowing for easy playing irrespective of the chord complexity.

This Windows software is a free fractal explorer/renderer. It offers features such as navigation, history thumbnails, previews, antialiasing, deep zoom, printing, posters, palettes, multicore and distributed processing, movie recording, undo/redo, color cycling, job control, mixing, and more.

Mixere is a free Windows software designed for mixing audio files. It has a user-friendly interface that's perfect for live performances and sound collage. The software features dynamic looping, automated sliders, gradual mute/solo operations and other useful tools.