1.simdjson / simdjson
Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks
+33 stars
from 24,461 · score 3.53
Trending repositories
Ranked by Attention Score: stars gained over the last 7 complete days
11 repositories by Attention Score · Oct 27, 2026 – Nov 2, 2026 (UTC)
2.RyanCodrai / turbovec
A vector index built on TurboQuant, written in Rust with Python bindings
+27 stars
from 17,424 · score 3.33
3.simdutf / simdutf
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, Ladybird, Chromium, Cloudflare Workers, Ghostty and Bun.
+7 stars
from 2,003 · score 2.08
4.fastfloat / fast_float
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
+6 stars
from 2,135 · score 1.95
5.ada-url / ada
WHATWG-compliant and fast URL parser written in modern C++, part of Internet Archive, Node.js, Clickhouse, Redpanda, Kong, Telegram, Adguard, Datadog and Cloudflare Workers.
+6 stars
from 1,892 · score 1.95
6.kriasoft / react-starter-kit
Modern React starter kit with Bun, TypeScript, Tailwind CSS, tRPC, Stripe, and Cloudflare Workers. Production-ready monorepo for building fast web apps.
+5 stars
from 23,700 · score 1.79
7.simd-everywhere / simde
Implementations of SIMD instruction sets for systems which don't natively support them.
+5 stars
from 3,136 · score 1.79
8.RoaringBitmap / CRoaring
Roaring bitmaps in C (and C++), with SIMD (AVX2, AVX-512 and NEON) optimizations: used by Apache Doris, ClickHouse, Alibaba Tair, Redpanda, YDB and StarRocks
+4 stars
from 1,899 · score 1.61
9.kolemannix / ffc.h
Single-header c99 accelerated float/double parsing. Port of the fast_float library.
+4 stars
from 220 · score 1.61
10.microsoft / DirectXMath
DirectXMath is an all inline SIMD C++ linear algebra library for use in games and graphics apps
+3 stars
from 1,814 · score 1.39
11.VcDevel / Vc
SIMD Vector Classes for C++
+2 stars
from 1,548 · score 1.10