Fast and exact implementation of the C++ from_chars functions for number types: 4x to 10x faster than strtod, part of GCC 12, MySQL, DuckDB, Chromium, Redis and WebKit/Safari
☆2,121Sep 28, 2026Updated this week
Alternatives and similar repositories for fast_float
Users that are interested in fast_float are comparing it to the libraries listed below. We may earn a commission when you buy through links labeled 'Ad' on this page.
Sorting:
- 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
- Unicode routines (UTF8, UTF16, UTF32) and Base64: billions of characters per second using SSE2, AVX2, NEON, AVX-512, RISC-V Vector Extens…☆1,989Updated this week
- Reference implementation of Dragonbox in C++☆820Oct 3, 2025Updated 11 months ago
- A family of header-only, very fast and memory-friendly hashmap and btree containers.☆3,219Sep 10, 2026Updated 3 weeks ago
- scanf for modern C++☆1,317Updated this week
- GPU virtual machines on DigitalOcean Gradient AI • AdGet to production fast with high-performance AMD and NVIDIA GPUs you can spin up in seconds. The definition of operational simplicity.
- A fast & densely stored hashmap and hashset☆1,491Updated this week
- Fast & memory efficient hashtable based on robin hood hashing for C++11/14/17/20☆1,622May 1, 2023Updated 3 years ago
- Performance-portable, length-agnostic SIMD with runtime dispatch☆5,909Updated this week
- Simple, fast, accurate single-header microbenchmarking functionality for C++11/14/17/20☆1,740Sep 7, 2026Updated 3 weeks ago
- C++ parsing DSL☆1,258Oct 18, 2025Updated 11 months ago
- mimalloc is a compact general purpose allocator with excellent performance.☆13,423Updated this week
- A modern formatting library☆25,858Updated this week
- Converts floating point numbers to decimal strings☆1,354Feb 9, 2026Updated 7 months ago
- Compile Time Regular Expression in C++☆3,864Sep 11, 2026Updated 2 weeks ago
- Bare Metal GPUs on DigitalOcean Gradient AI • AdPurpose-built for serious AI teams training foundational models, running large-scale inference, and pushing the boundaries of what's possible.
- Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, …☆24,330Updated this week
- Expressive Vector Engine - SIMD in C++ Goes Brrrr☆1,362Sep 17, 2026Updated 2 weeks ago
- Nameof operator for modern C++, simply obtain the name of a variable, type, function, macro, and enum☆2,366Updated this week
- Cista is a simple, high-performance, zero-copy C++ serialization & reflection library.☆2,255Updated this week
- Fast and memory efficient c++ flat hash table/map/set☆732Updated this week
- Extremely fast, in memory, serialization, reflection, and RPC library for C++. JSON, BEVE, BSON, CBOR, CSV, JSONB, MessagePack, TOML, YAM…☆3,049Updated this week
- C++ wrappers for SIMD intrinsics and parallelized, optimized mathematical functions (SSE, AVX, AVX512, NEON, SVE, WebAssembly, VSX, RISC-…☆2,761Updated this week
- Public domain cross platform lock free thread caching 16-byte aligned memory allocator implemented in C☆2,510Jul 15, 2026Updated 2 months ago
- Static reflection for enums (to string, from string, iteration) for modern C++, work with any enum type without any macro or boilerplate …☆6,216Updated this week
- Deploy on Railway without the complexity - Free Credits Offer • AdConnect your repo and Railway handles the rest with instant previews. Quickly provision container image services, databases, and storage volumes.
- C++14 concurrent lock-free low-latency queue.☆1,894Updated this week
- P1031 low level file i/o and filesystem library for the C++ standard☆1,053Aug 24, 2026Updated last month
- Official git repository for libdivide: optimized integer division☆1,360Sep 6, 2026Updated 3 weeks ago
- a header-only, constexpr alternative to gperf for C++14 users☆1,579Sep 23, 2026Updated last week
- C++ template library for high performance SIMD based sorting algorithms☆1,026Jun 25, 2026Updated 3 months ago
- string_view lite - A C++17-like string_view for C++98, C++11 and later in a single-file header-only library☆476Aug 10, 2026Updated last month
- A fast multi-producer, multi-consumer lock-free concurrent queue for C++11☆12,500Jul 11, 2026Updated 2 months ago
- Cross-platform C++11 header-only library for memory mapped file IO☆1,956Feb 11, 2024Updated 2 years ago
- C++ implementation of a fast hash map and hash set using robin hood hashing☆1,508Jun 13, 2026Updated 3 months ago
- Simple, predictable pricing with DigitalOcean hosting • AdAlways know what you'll pay with monthly caps and flat pricing. Enterprise-grade infrastructure trusted by 600k+ customers.
- STL compatible C++ memory allocator library using a new RawAllocator concept that is similar to an Allocator but easier to use and write.☆1,620May 29, 2025Updated last year
- span lite - A C++20-like span for C++98, C++11 and later in a single-file header-only library☆517Feb 6, 2026Updated 7 months ago
- A library of C++ coroutine abstractions for the coroutines TS☆3,887Jan 9, 2024Updated 2 years ago
- Modern concurrency for C++. Tasks, executors, timers and C++20 coroutines to rule them all☆2,771May 1, 2025Updated last year
- Abseil Common Libraries (C++)☆18,151Updated this week
- Vector class library, latest version☆1,485Sep 9, 2026Updated 3 weeks ago
- A bleeding-edge, lock-free, wait-free, continuation-stealing tasking library built on C++20's coroutines☆901May 25, 2026Updated 4 months ago