This is a repository for the code posted on my blog
☆966Oct 17, 2026Updated this 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. We may earn a commission when you buy through links labeled 'Ad' on this page.
Sorting:
- Storage for my snippets, toy programs, etc.☆373Apr 8, 2026Updated 6 months ago
- Unicode routines (UTF8, UTF16, UTF32) and Base64: billions of characters per second using SSE2, AVX2, NEON, AVX-512, RISC-V Vector Extens…☆1,996Updated this week
- Fast and exact implementation of the C++ from_chars functions for number types: 4x to 10x faster than strtod, part of GCC 12, MySQL, Duck…☆2,131Updated this week
- Roaring bitmaps in C (and C++), with SIMD (AVX2, AVX-512 and NEON) optimizations: used by Apache Doris, ClickHouse, Alibaba Tair, Redpand…☆1,898Updated this week
- Official git repository for libdivide: optimized integer division☆1,363Oct 4, 2026Updated last week
- Wordpress hosting with auto-scaling - Free Trial Offer • AdFully Managed hosting for WordPress and WooCommerce businesses that need reliable, auto-scalable performance. Cloudways SafeUpdates now available.
- The FastPFOR C++ library: Fast integer compression☆978Oct 4, 2026Updated last week
- Fast function to parse strings into double (binary64) floating-point values, enforces the RFC 7159 (JSON standard) grammar: 4x faster tha…☆670May 27, 2025Updated last year
- A benchmark for low-level CPU micro-architectural features☆775Feb 8, 2022Updated 4 years ago
- Fast Approximate Membership Filters (C++)☆286Sep 21, 2026Updated 3 weeks ago
- Pruning elements in SIMD vectors (i.e., packing left elements)☆68Jan 30, 2024Updated 2 years ago
- Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, …☆24,433Updated this week
- ☆39Feb 2, 2021Updated 5 years ago
- Performance-portable, length-agnostic SIMD with runtime dispatch☆5,933Updated this week
- A C++ library to compress and intersect sorted lists of integers using SIMD instructions☆449Jun 7, 2026Updated 4 months ago
- 1-Click AI Models by DigitalOcean Gradient • AdDeploy popular AI models on DigitalOcean Gradient GPU virtual machines with just a single click. Zero configuration with optimized deployments.
- Fast C header-only library for popcnt, pospopcnt, and set algebraic operations☆45Dec 16, 2019Updated 6 years ago
- 🚀 Fast C/C++ bit population count library☆370Jul 23, 2026Updated 2 months ago
- A C/C++ header file for fast 32-bit division remainders (and divisibility tests) on 64-bit hardware.☆352Apr 11, 2026Updated 6 months ago
- SIMD (SWAR/SSE/SSE4/AVX2/AVX512F/ARM Neon) of Karp-Rabin algorithm's modification☆266Jan 4, 2022Updated 4 years ago
- C library to remove white space from strings as fast as possible☆159Sep 5, 2024Updated 2 years ago
- Fast integer compression in C using the StreamVByte codec☆419Updated this week
- SIMD recipes, for various platforms (collection of code snippets)☆49Jun 3, 2021Updated 5 years ago
- Fast C functions for the computing the positional popcount (pospopcnt).☆57Jan 23, 2020Updated 6 years ago
- SIMDized check which bytes are in a set☆32Oct 21, 2018Updated 7 years ago
- Wordpress hosting with auto-scaling - Free Trial Offer • AdFully Managed hosting for WordPress and WooCommerce businesses that need reliable, auto-scalable performance. Cloudways SafeUpdates now available.
- A very fast hashtable☆1,858Sep 27, 2023Updated 3 years ago
- A compressed bitmap class in C++.☆459Oct 30, 2024Updated last year
- Hash function quality and speed tests☆2,181Updated this week
- The FASTEST QUALITY hash function, random number generators (PRNG) and hash map.☆1,148Mar 23, 2026Updated 6 months ago
- Reference implementation of Dragonbox in C++☆821Oct 3, 2025Updated last year
- A benchmark for sorting algorithms☆61Apr 17, 2021Updated 5 years ago
- mimalloc is a compact general purpose allocator with excellent performance.☆13,467Updated this week
- A memory allocator that automatically reduces the memory footprint of C/C++ applications.☆1,887Mar 25, 2026Updated 6 months ago
- Concurrency primitives, safe memory reclamation mechanisms and non-blocking (including lock-free) data structures designed to aid in the …☆2,707Updated this week
- End-to-end encrypted email - Proton Mail • AdSpecial offer: 40% Off Yearly / 80% Off First Month. All Proton services are open source and independently audited for security.
- High-performance regular expression matching library☆5,502Oct 4, 2026Updated last week
- Bloom filter alternative (C++)☆18Nov 8, 2018Updated 7 years ago
- Converts floating point numbers to decimal strings☆1,352Feb 9, 2026Updated 8 months ago
- A fast alternative to the modulo reduction☆321Jul 29, 2026Updated 2 months ago
- Implementations of SIMD instruction sets for systems which don't natively support them.☆3,126Updated this week
- Extremely fast non-cryptographic hash algorithm☆11,344Updated this week
- Fast & memory efficient hashtable based on robin hood hashing for C++11/14/17/20☆1,620May 1, 2023Updated 3 years ago