Cecilia : Cecilia is an audio signal processing environment aimed at sound designers. Cecilia mangles sound in ways unheard of. Cecilia lets you create your own...
Paul's Extreme Sound Stretch : This is a program for stretching the audio. It is suitable only for extreme sound stretching of the audio (like 50x) and for applying special effects ...
sfxr : A tool to quickly generate 8bit/16 bit-soud effects!
regex101 : Free PCRE-based regular expression debugger with real time explanation, error detection and highlighting.
Audacity : Audacity est un logiciel libre, gratuit et multi-plateforme pour l'enregistrement et l'édition de sons.
VST Plugins Free - Virtual instruments and effects
