Draco is a library for compressing and decompressing 3D geometric meshes and point clouds. It is intended to improve the storage and transmission of 3D graphics.

Mesh optimization library that makes meshes smaller and faster to render

Lepton is a tool and file format for losslessly compressing JPEGs by an average of 22%.

Caesium is an image compression software that helps you store, send and share digital pictures, supporting JPG, PNG, WebP and TIFF formats. You can quickly reduce the file size (and resolution, if you want) by preserving the overall quality of the image.

10x faster matrix and vector operations

A fast high compression read-only file system for Linux, Windows and macOS

Dandere2x - Fast Waifu2x Video Upscaling.

Animation Compression Library

Tool suite for Texture and 3D Model Compression, Optimization and Analysis using CPUs, GPUs and APUs

Bareos is a cross-network Open Source backup solution (licensed under AGPLv3) which preserves, archives, and recovers data from all major operating systems.

Compressed Log Processor (CLP) is a free log management tool capable of compressing logs and searching the compressed logs without decompression.

lightweight lossless file minifier/optimizer

🏅State-of-the-art learned data structure that enables fast lookup, predecessor, range searches and updates in arrays of billions of items using orders of magnitude less space than traditional indexes

Compressed numerical arrays that support high-speed random access

A C++ static library offering a clean and simple interface to the 7-zip shared libraries.

C++ wrapper around minizip compression library

The official Animation Compression Library Unreal Engine 4 and 5 plugin

A compressed bitmap class in C++.

Fast, efficient and accurate multi-resolution, multi-sensor 3D occupancy mapping

A C++ library to compress and intersect sorted lists of integers using SIMD instructions