Xsimd

C++ wrappers for SIMD intrinsics and parallelized, optimized mathematical functions (SSE, AVX, AVX512, NEON, SVE))
Alternatives To Xsimd
Project NameStarsDownloadsRepos Using ThisPackages Using ThisMost Recent CommitTotal ReleasesLatest ReleaseOpen IssuesLicenseLanguage
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Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks
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Performance-portable, length-agnostic SIMD with runtime dispatch
Simde2,21012 months ago1June 02, 2021117mitC
Implementations of SIMD instruction sets for systems which don't natively support them.
Xsimd2,103215 days ago64July 27, 202340bsd-3-clauseC++
C++ wrappers for SIMD intrinsics and parallelized, optimized mathematical functions (SSE, AVX, AVX512, NEON, SVE))
Simd1,921
6 months ago28mitC++
C++ image processing and machine learning library with using of SIMD: SSE, AVX, AVX-512, AMX for x86/x64, VMX(Altivec) and VSX(Power7) for PowerPC, NEON for ARM.
Croaring1,382
6 months ago52otherC
Roaring bitmaps in C (and C++), with SIMD (AVX2, AVX-512 and NEON) optimizations: used by Apache Doris, ClickHouse, and StarRocks
Vc1,34918 months ago3May 20, 202285bsd-3-clauseC++
SIMD Vector Classes for C++
Libsimdpp1,064
a year ago53bsl-1.0C++
Portable header-only C++ low level SIMD library
Simdutf868
6 months ago1January 11, 202323apache-2.0C++
Unicode routines (UTF8, UTF16, UTF32): billions of characters per second using SSE2, AVX2, NEON, AVX-512. Part of Node.js and Bun.
Sleef56256 months ago1June 21, 202385bsl-1.0C
SIMD Library for Evaluating Elementary Functions, vectorized libm and DFT
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