#cpp

Optimized primitives for collective multi-GPU communication

Probably the fastest coroutine lib in the world!

SIMD-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 📐

A C++ SDK for Hiero: A C++ toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

Libzim binding for Node.js: read/write ZIM files in Javascript

Rapid fuzzy string matching in Python using various string metrics

TypeDB Drivers for Rust, Python, Java, Node.js, C, C++, and C#.

C++ client library for ClickHouse

The official SuiteSparse library: a suite of sparse matrix algorithms authored or co-authored by Tim Davis, Texas A&M University.

C++ Discord API Bot Library - D++ is Lightweight and scalable for small and huge bots!

Portable C standard library

API and library for MAVLink compatible systems written in C++ 20

🪅 Windows & Linux userspace emulator

A C++ header-only HTTP/HTTPS server and client library

FinceptTerminal is a modern finance application offering advanced market analytics, investment research, and economic data tools, designed for interactive exploration and data-driven decision-making in a user-friendly environment.

Python framework for fast Lorenz Mie scattering simulations, including far field scattering, efficiencies, cross sections, and detector coupling for spheres and cylinders.

Fast inference engine for Transformer models

eProsima FastCDR library provides two serialization mechanisms. One is the standard CDR serialization mechanism, while the other is a faster implementation of it. Looking for commercial support? Contact info@eprosima.com

Hydro - Next generation high performance online-judge platform - 新一代高效强大的信息学在线测评系统 (a.k.a. vj5)

Open3D: A Modern Library for 3D Data Processing

An application-focused API for memory management on NUMA & GPU architectures

The official SDK for the Typecast API. (Python, JS/TS, C/C++, C#, Java, Kotlin, Go, Rust, Swift, Zig, PHP, Dart/Flutter, Ruby)

A Native Implementation of Telegram Calls in a seamless way.

Fastest library to load data from DB to DataFrames in Rust and Python

Extremely fast, in memory, serialization, reflection, and RPC library for C++. JSON, BEVE, BSON, CBOR, CSV, JSONB, MessagePack, TOML, YAML, EETF

Node-API implementation for Emscripten, wasi-sdk, clang wasm32 and napi-rs

C++ MCP SDK - build Model Context Protocol (MCP) servers and clients in C++ / CPP. Enterprise-grade security, observability, connectivity. Stdio, HTTP+SSE, Streamable HTTP, WebSocket, TCP transports. Bindings for Python, TypeScript, Go, Rust, Java, C#.

A library for doing homomorphic encryption operations on tensors

SonarQube C++ Community plugin (cxx plugin): This plugin adds C++ support to SonarQube with the focus on integration of existing C++ tools.

Performance-portable geometric search library