Repository Index

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

• json
• json-parser
• simd
• avx2

ncnn is a high-performance neural network inference framework optimized for the mobile platform

• inference
• high-preformance
• simd
• arm-neon

Speech-to-text, text-to-speech, speaker diarization, speech enhancement, source separation, and VAD using next-gen Kaldi with onnxruntime without Internet connection. Support embedded systems, Android, iOS, HarmonyOS, Raspberry Pi, RISC-V, RK NPU, Axera NPU, Ascend NPU, x86_64 servers, websocket server/client, support 12 programming languages

• asr
• onnx
• windows
• linux

Tengine is a lite, high performance, modular inference engine for embedded device

• arm
• machine-learning
• artificial-intelligence
• cnn

Open-source library of optimized deep learning operations (matmul, convolution, attention) for CPUs (x64, AArch64, RISC-V) and Intel GPUs. Used by PyTorch, TensorFlow, OpenVINO, and ONNX Runtime.

• onednn
• oneapi
• performance
• cpp

Learning FPGA, yosys, nextpnr, and RISC-V

A graphical processor simulator and assembly editor for the RISC-V ISA

• risc
• risc-v
• education
• simulator

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.

• utf8
• utf16
• unicode
• simd

Ultra high-performance secp256k1 ECC engine | Python, Node.js, Rust, Go, C#, Swift, Java bindings | CUDA, Metal, OpenCL GPU | ECDSA, Schnorr, FROST, MuSig2, BIP-352 | 15+ platforms

• cryptography
• cuda
• riscv
• secp256k1