Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks

Low-latency machine code generation

oneAPI Deep Neural Network Library (oneDNN)

Speech-to-text, text-to-speech, speaker diarization, and VAD using next-gen Kaldi with onnxruntime without Internet connection. Support embedded systems, Android, iOS, Raspberry Pi, RISC-V, x86_64 servers, websocket server/client, C/C++, Python, Kotlin, C#, Go, NodeJS, Java, Swift, Dart, JavaScript, Flutter, Object Pascal, Lazarus, Rust

The Compute Library is a set of computer vision and machine learning functions optimised for both Arm CPUs and GPUs using SIMD technologies.

Framework for lifting x86, amd64, aarch64, sparc32, and sparc64 program binaries to LLVM bitcode

Parallel OS, with GUI, Terminal, OO Assembler, Class libraries, C-Script compiler, Lisp interpreter and more...

A translator from Intel SSE intrinsics to Arm/Aarch64 NEON implementation

Library for lifting machine code to LLVM bitcode

Reicast was a multiplatform Sega Dreamcast emulator

Expressive Vector Engine - SIMD in C++ Goes Brrrr

An x86 monolithic kernel and operating system written in modern C++. Comes with in-house graphical applications and command line utilities, plus ports of existing software. And yes, it runs DOOM!

NOVA Microhypervisor

SIMD (SSE) population count --- http://0x80.pl/articles/sse-popcount.html

Nyxstone: assembly / disassembly library based on LLVM, implemented in C++ with Rust and Python bindings, maintained by emproof.com

Running C++ in anywhere like a script.

Highly optimized inference engine for Binarized Neural Networks

Print stack traces from running processes, or core files. Supports aarch64, x86_64, and i386

YoloV8 for a bare Raspberry Pi 4 or 5

libcluon is a small and efficient, single-file and header-only library written in modern C++ to power microservices.