SRS is a simple, high-efficiency, real-time media server supporting RTMP, WebRTC, HLS, HTTP-FLV, HTTP-TS, SRT, MPEG-DASH, and GB28181.

openFrameworks is a community-developed cross platform toolkit for creative coding in C++.

A cross-platform multimedia framework based on Qt and FFmpeg. 基于Qt和FFmpeg的跨平台高性能音视频播放框架. Recommand to use new sdk https://github.com/wang-bin/mdk-sdk

qTox is a chat, voice, video, and file transfer IM client using the encrypted peer-to-peer Tox protocol.

Video, Image and GIF upscale/enlarge(Super-Resolution) and Video frame interpolation. Achieved with Waifu2x, Real-ESRGAN, Real-CUGAN, RTX Video Super Resolution VSR, SRMD, RealSR, Anime4K, RIFE, IFRNet, CAIN, DAIN, and ACNet.

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

The Free and Open Source Cross Platform YUV Viewer with an advanced analytics toolset

DistroAV (formerly OBS-NDI): NDI integration for OBS Studio

Trust & Safety tools for working together to fight digital harms.

OpenShot Video Library (libopenshot) is a free, open-source project dedicated to delivering high quality video editing, animation, and playback solutions to the world. API currently supports C++, Python, and Ruby.

一个视频播放器，开源版 potplayer ，用于总结播放器开发技术。

DIY project to create your own 5.8ghz FPV diversity basestation - based off the rx5808 receiver module. Project includes basic Arduino Nano implementation to advanced custom PCB board and introduction to digital switches 4066 chip.

玉兔即时通讯。开源的跨平台的的即时通信系统。包括文本、音视频、白板、远程控制

Linphone is a free VoIP and video softphone based on the SIP protocol. Mirror of git://git.linphone.org/linphone-desktop.git

QMPlay2 is a video and audio player which can play most formats and codecs.

Real-time image and video processing library similar to GPUImage, with built-in beauty filters, achieving commercial-grade beauty effects. Written in C++11 and based on OpenGL/ES.

Convenient unified display of the most relevant technical and tag data for video and audio files.

VVenC, the Fraunhofer Versatile Video Encoder

Image viewer. Fast, easy to use. Optional video support.