FlashFlow

Ultra-low-latency market data → LOB → strategy → paper broker, in modern C++20. Strict warnings, exceptions/RTTI disabled, sanitizer presets, LTO-ready. Third-party via CPM.cmake.

Features

• C++20, GCC/Clang, CMake ≥ 3.22, Ninja
• Warnings-as-errors, -fno-exceptions, -fno-rtti, hidden visibility
• Options: FLASHFLOW_ASAN, FLASHFLOW_TSAN, FLASHFLOW_LTO, FLASHFLOW_DEV
• Lightweight deps via CPM: fmt, spdlog (header-only, external fmt), doctest, nanobench
• Core components (lock-free SPSC ring & LOB) live in our codebase

Build (Release + LTO)

git clone <your_repo_url> FlashFlow && cd FlashFlow
cmake -S . -B build -G Ninja -DCMAKE_BUILD_TYPE=Release -DFLASHFLOW_LTO=ON -DFLASHFLOW_DEV=OFF
cmake --build build