Protocol Buffers - Google's data interchange format

Secure, Reliable, Transport

A media packaging and development framework for VOD and Live DASH and HLS applications, supporting Common Encryption for Widevine and other DRM Systems.

Full-featured MP4 format, MPEG DASH, HLS, CMAF SDK and tools

Vireo is a lightweight and versatile video processing library written in C++11

Message Security Layer

Shaka Player in a C++ Framework

Open Content Decryption Module (OCDM)

Vivict++ is an easy to use tool for subjective comparison of the visual quality of different encodings of the same video source.

Adapt Widevine CDM to use in Firefox

Native Player - Samsung NaCl Player API reference application.

Bitstream processing library of MPEG-ISOBASE media file format (ISO/IEC 14496-12 - MPEG-4 Part 12: ISO base media file format)

Gecko Media Plugin for playback of ClearKey Encrypted Media Extensions content