Trending C++ repositories on GitHub — ranked by total activity score (stars, forks, pushes, PRs) over the past month.
Endee.io – A high-performance vector database, designed to handle up to 1B vectors on a single node, delivering significant performance gains through optimized indexing and execution. Also available in cloud https://endee.io/
High-performance AI pipeline engine with a C++ core and 50+ Python-extensible nodes. Build, debug, and scale LLM workflows with 13+ model providers, 8+ vector databases, and agent orchestration, all from your IDE. Includes VS Code extension, TypeScript/Python SDKs, and Docker deployment.
Lemonade helps users discover and run local AI apps by serving optimized LLMs right from their own GPUs and NPUs. Join our discord: https://discord.gg/5xXzkMu8Zk
Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.
PlayStation 4 emulator for Windows, Linux, macOS and FreeBSD written in C++
Vanilla LCE intended as an upstream base for other projects. Based originally on a WIP version of the TU19 codebase.
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
CarlaAir: Fly Drones Inside a CARLA World!! A Unified Infrastructure for Air-Ground Embodied Intelligence
Immediate-mode C++ UI toolkit with a unified OpenGL renderer path for GLFW
OptiScaler bridges upscaling/frame gen across GPUs. Supports DLSS2+/XeSS/FSR2+ inputs, replaces native upscalers, enables FSR3 FG on non-FG titles. Supports Nukem mod for DLSSG-to-FSR3 FG.
Native AI keying runtime and OFX plugin for DaVinci Resolve, built in collaboration with Corridor Digital.
Hyprland is an independent, highly customizable, dynamic tiling Wayland compositor that doesn't sacrifice on its looks.
ESP32-DIV HaleHound Edition for Cheap Yellow Display - Multi-protocol offensive security toolkit
Atmosphère is a work-in-progress customized firmware for the Nintendo Switch.
🚀 Transparent proxy injector for Antigravity. Force SOCKS5/HTTP proxy without TUN mode on Windows. | 专为 Antigravity 打造的免 TUN 强制代理工具，支持 DLL 注入与进程流量劫持。
Open-source game engine with a C++17 / Vulkan runtime and a Python production layer.
ClickHouse® is a real-time analytics database management system
Cross-platform, customizable ML solutions for live and streaming media.
Welcome to GR00T Whole-Body Control (WBC)! This is a unified platform for developing and deploying advanced humanoid controllers. This includes: Decoupled WBC models used in NVIDIA Isaac-Gr00t, Gr00t N1.5 and N1.6 and GEAR-SONIC
