
Description: Gordian Knot is an open-source and cross-platform media transcoder software. It allows you to easily convert video and audio files between various formats such as MP4, MKV, AVI, MP3, FLAC, etc. Gordian Knot features a streamlined interface for fast media conversion and supports GPU acceleration via CUDA or OpenCL.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Curlew is an open-source audio converter for Linux. It supports converting between many audio formats like MP3, FLAC, WAV, OGG, etc. Curlew has an intuitive GUI and options for batch conversion, metadata editing, and FFmpeg integration.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API