OpenCV - Open Source Computer Vision Algorithm Library
EmguCV - .NET (C#, VB, VC++, IronPython) Compatible OpenCV
FastCV - Computer Vision SDK for Qualcomm mobile processors
OpenGV - Geometric vision tool with some non-OpenCV functions
PCL - Cross-platform Point Cloud Library
Open3D - A Modern Library for 3D Data Processing (Python)
GML C++ Camera Calibration Toolbox - 4 Parameter camera calibration toolbox
CVD - Fast Video Saving / Loading / Displaying library - FAST feature
NVIDIA DeepStream - Video Streaming Acceleration using NVIDIA GPUs
NVIDIA VisionWorks - NVIDIA Computer Vision Library using Accelerated NVIDIA GPU programming
LaMa - C++ Localization and Mapping Library
FFmpeg - Cross-platform solution to record, convert and stream audio and video
OpenMVS - Open Multi-View Stereo reconstruction library
OpenSfM - SfM Library written in Python, by mapillary
CVAT - Vision Annotation Tool for Ground Truth Data Generation