This is the OpenSplice Community Edition source repository. For our commercial offering see

OpenDDS is an open source C++ implementation of the Object Management Group (OMG) Data Distribution Service (DDS). OpenDDS also supports Java bindings through JNI.

Official Specification document for the VDA 5050

Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.

ldd as a tree

Integration between ROS (1 and 2) and Gazebo simulation

The fastest feature-rich C++11/14/17/20/23 single-header testing framework

C/C++ Performance Profiler

F´ - A flight software and embedded systems framework

MOS 6581 / 8580 SID software emulator

Verilog library for ASIC and FPGA designers

Learn how to design digital systems and synthesize them into an FPGA using only opensource tools

A modern, C++-native, test framework for unit-tests, TDD and BDD - using C++14, C++17 and later (C++11 support is in v2.x branch, and C++03 on the Catch1.x branch)

Optical Design Software

A personal experimental C++ Syntax 2 -> Syntax 1 compiler

nomacs is a free image viewer for windows, linux, and mac systems.

Send video/audio over HDMI on an FPGA

Obit astronomy software

Suite of C++ libraries for radio astronomy data processing

MOS 6581/8580 SID schematics reverse-engineered

Set of programs to test the implementation of the Zilog Z80 instruction set.

Collection of EM algorithms for blind source separation of audio signals

The development kit for over a hundred z80 family machines - c compiler, assembler, linker, libraries.

Command-line cross-compiler of assembly language for Z80 CPU.

Highly portable Zilog Z80 CPU emulator written in ANSI C

The comprehensive Markdown reference guide.

Simple DirectMedia Layer

Port of LLVM to the MOS 6502 and related processors

Community guide to securing and improving privacy on macOS.