c++
A memory allocator that automatically reduces the memory footprint of C/C++ applications.
C++ implementation of Raft core logic as a replication library
C++ Implementations of sketch data structures with SIMD Parallelism, including Python bindings
Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics
Fast and exact implementation of the C++ from_chars functions for number types: 4x to 10x faster than strtod, part of GCC 12, MySQL, Chromium, Redis and WebKit/Safari
Non-Metric Space Library (NMSLIB): An efficient similarity search library and a toolkit for evaluation of k-NN methods for generic non-metric spaces.
The FastPFOR C++ library: Fast integer compression
Fundamental C++ SIMD types for Intel CPUs (sse, avx, avx2, avx512)
Compressed numerical arrays that support high-speed random access
Performance-portable, length-agnostic SIMD with runtime dispatch
Compile Time Parser Generator is a C++ single header library which takes a language description as a C++ code and turns it into a LR1 table parser with a deterministic finite automaton lexical anal…
A flexible and efficient C++ implementation of the Binary Interpolative Coding algorithm.
The fastest feature-rich C++11/14/17/20/23 single-header testing framework
DuckDB is an analytical in-process SQL database management system
Fast Static Symbol Table (FSST): efficient random-access string compression
A composable and fully extensible C++ execution engine library for data management systems.
C++ wrappers for SIMD intrinsics and parallelized, optimized mathematical functions (SSE, AVX, AVX512, NEON, SVE))
NoSQL data store using the Seastar framework, compatible with Apache Cassandra and Amazon DynamoDB
Cista is a simple, high-performance, zero-copy C++ serialization & reflection library.
Unicode routines (UTF8, UTF16, UTF32) and Base64: billions of characters per second using SSE2, AVX2, NEON, AVX-512, RISC-V Vector Extension, LoongArch64, POWER. Part of Node.js, WebKit/Safari, Lad…
A (work-in-progress) nextgen Doxygen for C++