{"repo":"CorewareLtd/llfix","free":true,"listed":false,"github":"https://github.com/CorewareLtd/llfix","clone":"git clone https://github.com/CorewareLtd/llfix.git","description":"Open-source edition of llfix, a low latency FIX engine","language":"C++","stars":25,"topics":["fintech","fix","fix-protocol","hft","lowlatency","fix-engine","fixengine","highperformance","electronic-trading"],"license":"MIT","category":"trading","readme_excerpt":"llfix This repository contains the open-source edition of llfix, a low latency FIX protocol engine (MIT licence). A separate commercial edition with additional features and support is available at https://www.llfix.net The main features of the open-source edition: - Single-digit microsecond message encoding and decoding (including message serialisation & validations) - Header-only with no mandatory dependencies (only optional dependency is LibNUMA) - FIX version agnostic, all versions supported - C++17 - Linux (GCC & Clang) & Windows (MSVC), x86 only - High determinism : No internal message queueing, no memory allocations on latency-critical paths & vDSO utilisation - Fast message serialisation via virtual memory - TCP administration interface & programmatic administration using Python Benchmarks Benchmarks against other FIX engines Examples Documentation Message serialisations & deserialiser tool Administration Configs Issues and Questions References Benchmarks Server : 2 x Intel Xeon Gold 6134 (2x8 physical cores @3.2 GHz), 256 GB DDR4, RHEL9.4 & GCC 11.4.1 NIC : Solarflare 8000 Series SFN8522 PLUS, 10GBE Main tunings : Pinning to isolated CPU cores, disabled hyperthreading, maximised CPU frequency, interleaved RAM access Timestamps : Timestamps in the benchmarks below are recorded from within the application. They are all CPU based (RDTSCP). All benchmarks can be found in the benchmarks folder. To build them do \"make release\". FIXClient TX/send latency benchmark (with Sola","default_branch":null,"files":null,"tree":[],"storefront":"/r/CorewareLtd","claimed":false,"request_supported":{"post":"https://gitbuyer.com/r/CorewareLtd/llfix/request-supported","requests":0},"note":"indexed from public GitHub; nothing is for sale on this page. Clone it from GitHub. Paid listings live at /search."}