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Repositories in this selection 15 · UTC 2026-11-03
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1—Ssimdjson / simdjsonParsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocksC++Apache-2.0 · PermissiveInsufficient rank history24,4991,332——2026-11-03
2—TTencent / ncnnncnn is a high-performance neural network inference framework optimized for the mobile platformC++NOASSERTION · Restricted / unknownInsufficient rank history24,0234,539——2026-11-03
3—RRyanCodrai / turbovecA vector index built on TurboQuant, written in Rust with Python bindingsRustMIT · PermissiveInsufficient rank history17,4561,484——2026-10-07
4—Oopenwall / johnJohn the Ripper jumbo - advanced offline password cracker, which supports hundreds of hash and cipher types, and runs on many operating systems, CPUs, GPUs, and even some FPGAsCNOASSERTION · Restricted / unknownInsufficient rank history13,8582,565——2026-11-02
5—Bbytedance / sonicA blazingly fast JSON serializing & deserializing libraryGoApache-2.0 · PermissiveInsufficient rank history9,649483——2026-10-27
6—FFareedKhan-dev / kimi-k3-in-cA 2.78-trillion-parameter Kimi K3 running inference on a single CPU in 8.24 GB of RAM. Portable C99: no BLAS, no framework, no GPU.CApache-2.0 · PermissiveInsufficient rank history9,5551,541——2026-10-02
7—UUnity-Technologies / EntityComponentSystemSamplesUnity DOTS sample projects demonstrating Entities, Physics, Netcode and Entities.Graphics packages.C#NOASSERTION · Restricted / unknownInsufficient rank history8,2121,721——2026-11-02
8—Ggoogle / highwayPerformance-portable, length-agnostic SIMD with runtime dispatchC++NOASSERTION · Restricted / unknownInsufficient rank history5,958493——2026-11-03
9—Uunum-cloud / USearchFast Open-Source Search & Clustering engine × for Vectors & Arbitrary Objects × in C++, C, Python, JavaScript, Rust, Java, Objective-C, Swift, C#, GoLang, and Wolfram 🔍C++Apache-2.0 · PermissiveInsufficient rank history4,368370——2026-10-31
10—Aashvardanian / StringZillaUp to 100x faster strings for C, C++, CUDA, Python, Rust, Swift, JS, & Go, leveraging NEON, AVX2, AVX-512, SVE, GPGPU, & SWAR to accelerate search, hashing, sorting, edit distances, sketches, and memory ops 🦖CApache-2.0 · PermissiveInsufficient rank history3,579146——2026-10-31
11—Rrecp / cglm📽 Highly Optimized 2D / 3D Graphics Math (glm) for CCMIT · PermissiveInsufficient rank history3,045292——2026-10-26
12—Eermig1979 / SimdC++ image processing and machine learning library with using of SIMD: SSE, AVX, AVX-512, AMX for x86/x64, NEON, SVE for ARM, HVX for HexagonC++MIT · PermissiveInsufficient rank history2,275456——2026-10-27
13—Aagavrel / 42_CheatSheetA comprehensive guide to 50 years of evolution of strict C programming, a tribute to Dennis Ritchie's languageCUnknown · Restricted / unknownInsufficient rank history2,021168——2026-06-21
14—Aashvardanian / NumKongSIMD-accelerated distances, dot products, matrix ops, geospatial & geometric kernels for 16 numeric types — from 6-bit floats to 64-bit complex — across x86, Arm, RISC-V, and WASM, with bindings for Python, Rust, C, C++, Swift, JS, and Go 📐CApache-2.0 · PermissiveInsufficient rank history1,905141——2026-10-31
15—Aada-url / adaWHATWG-compliant and fast URL parser written in modern C++, part of Internet Archive, Node.js, Clickhouse, Redpanda, Kong, Telegram, Adguard, Datadog and Cloudflare Workers.C++Apache-2.0 · PermissiveInsufficient rank history1,899152——2026-11-02
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