lemire / Code-used-on-Daniel-Lemire-s-blogView external linksLinks
This is a repository for the code posted on my blog
☆914Feb 8, 2026Updated last week
Alternatives and similar repositories for Code-used-on-Daniel-Lemire-s-blog
Users that are interested in Code-used-on-Daniel-Lemire-s-blog are comparing it to the libraries listed below
Sorting:
- Storage for my snippets, toy programs, etc.☆374Nov 7, 2025Updated 3 months ago
- Fast and exact implementation of the C++ from_chars functions for number types: 4x to 10x faster than strtod, part of GCC 12, MySQL, Chro…☆1,995Feb 4, 2026Updated last week
- Fast Approximate Membership Filters (C++)☆289Aug 29, 2025Updated 5 months ago
- Unicode routines (UTF8, UTF16, UTF32) and Base64: billions of characters per second using SSE2, AVX2, NEON, AVX-512, RISC-V Vector Extens…☆1,675Updated this week
- Fast function to parse strings into double (binary64) floating-point values, enforces the RFC 7159 (JSON standard) grammar: 4x faster tha…☆668May 27, 2025Updated 8 months ago
- Roaring bitmaps in C (and C++), with SIMD (AVX2, AVX-512 and NEON) optimizations: used by Apache Doris, ClickHouse, Alibaba Tair, Redpand…☆1,780Feb 1, 2026Updated 2 weeks ago
- Official git repository for libdivide: optimized integer division☆1,296Updated this week
- The FastPFOR C++ library: Fast integer compression☆958Jan 27, 2026Updated 3 weeks ago
- SIMD (SWAR/SSE/SSE4/AVX2/AVX512F/ARM Neon) of Karp-Rabin algorithm's modification☆261Jan 4, 2022Updated 4 years ago
- A benchmark for low-level CPU micro-architectural features☆762Feb 8, 2022Updated 4 years ago
- Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, …☆23,239Feb 9, 2026Updated last week
- 🚀 Fast C/C++ bit population count library☆360Jun 29, 2024Updated last year
- A C++ library to compress and intersect sorted lists of integers using SIMD instructions☆444Jul 7, 2025Updated 7 months ago
- Hash function quality and speed tests☆2,125Dec 2, 2025Updated 2 months ago
- Performance-portable, length-agnostic SIMD with runtime dispatch☆5,330Feb 9, 2026Updated last week
- A very fast hashtable☆1,839Sep 27, 2023Updated 2 years ago
- Fast integer compression in C using the StreamVByte codec☆413Feb 9, 2025Updated last year
- Fast differential coding functions (using SIMD instructions)☆55Dec 8, 2017Updated 8 years ago
- C library to remove white space from strings as fast as possible☆157Sep 5, 2024Updated last year
- The FASTEST QUALITY hash function, random number generators (PRNG) and hash map.☆1,095Jun 7, 2024Updated last year
- A C/C++ header file for fast 32-bit division remainders (and divisibility tests) on 64-bit hardware.☆341Nov 15, 2024Updated last year
- ☆39Feb 2, 2021Updated 5 years ago
- Pruning elements in SIMD vectors (i.e., packing left elements)☆68Jan 30, 2024Updated 2 years ago
- mimalloc is a compact general purpose allocator with excellent performance.☆12,469Feb 6, 2026Updated last week
- Converts floating point numbers to decimal strings☆1,312Feb 9, 2026Updated last week
- Extremely fast non-cryptographic hash algorithm☆10,864Jan 26, 2026Updated 3 weeks ago
- A memory allocator that automatically reduces the memory footprint of C/C++ applications.☆1,846Feb 6, 2026Updated last week
- Fast C functions for the computing the positional popcount (pospopcnt).☆55Jan 23, 2020Updated 6 years ago
- High-performance regular expression matching library☆5,310Updated this week
- Fast & memory efficient hashtable based on robin hood hashing for C++11/14/17/20☆1,603May 1, 2023Updated 2 years ago
- Reference implementation of Dragonbox in C++☆796Oct 3, 2025Updated 4 months ago
- Implementations of SIMD instruction sets for systems which don't natively support them.☆2,956Updated this week
- Dynamic runtime inlining with LLVM☆68Sep 20, 2021Updated 4 years ago
- Fast C header-only library for popcnt, pospopcnt, and set algebraic operations☆45Dec 16, 2019Updated 6 years ago
- Go library implementing binary fuse and xor filters☆757Jan 26, 2026Updated 3 weeks ago
- A categorized list of C++ resources.☆5,206Updated this week
- A compressed bitmap class in C++.☆460Oct 30, 2024Updated last year
- Code samples from https://vorbrodt.blog/☆115Dec 4, 2025Updated 2 months ago
- Vector class library, latest version☆1,434Feb 1, 2024Updated 2 years ago