ImageMagick - ImageMagick is a software suite to create, edit, and compose bitmap images.
HandBrake - HandBrake allows users to easily convert video files into a wide variety of different formats.
OpenCV - OpenCV is the world's biggest computer vision library
Freemake Video Converter - Freemake Video Converter Converts 500+ Formats & Gadgets FREE! Convert to MP4, AVI, MKV, WMV, DVD, Xvid. FREE Download. **Voted Best of 2018** Comes with FREE…
Cloudinary - Cloudinary is a cloud-based service for hosting videos and images designed specifically with the needs of web and mobile developers in mind.
File Converter - Convert & compress everything in 2 clicks!