Useful self-contained header files for Vulkan development, such as error codes and enum/bitflag serialization.

asciiset is an ASCII character bitset.

A compressed bitmap format optimized for small, sparse sets of u32s with zero-copy querying.

Greg's Template Library of useful classes.

Roaring bitmaps in C (and C++), with SIMD (AVX2, AVX-512 and NEON) optimizations: used by Apache Doris, ClickHouse, Alibaba Tair, Redpanda, YDB and StarRocks

Rust FFI wrapper for CRoaring

Go package implementing bitsets

Efficient bit-space numerics for C++

A better compressed bitset in Java: used by Apache Spark, Netflix Atlas, Apache Pinot, Tablesaw, and many others

.NET wrapper for CRoaring

Roaring bitmaps in Go (golang), used by InfluxDB, Bleve, DataDog

Build your own Game-Engine based on the Entity Component System concept in Golang.

A library for compact bit sets containing enums.

in memory Rust database to query your data like a Venn diagram

Zero-cost bitsets over native Rust types

Permafrost is a collection of thread-safe, persistent, immutable data structures for Crystal.

M*LIB is a library of generic and type safe containers / data structures in pure C language (C99 / C11) for a wide collection of container (comparable to the C++ STL).

Pure Go bitmap library designed as a building block for data structures. 64-bit words, efficient range operations, validated API with overlap-safe copies.

Hierarchical sparse bitset

Rebooting the std::bitset franchise