
Description: FFSJ is free, open-source software for joining and splitting video and audio files. It has a simple interface allowing users to quickly merge multiple media files or extract sections from one file.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: GSplit is an open-source audio editor for manipulating and editing audio files. It allows you to split audio files into multiple pieces, remove sections, merge files, apply effects, convert between formats, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API