- OpenSoC Fabric (Berkeley Lab)
- An on-chip network generation infrastructure which aims to provide a parameterizable and powerful on-chip network generator
- LISNoC (TUM)
- A free Network-on-Chip implementation, mainly for academic or teaching purposes
- PhoNoCMap (UniNa), under BSD 3-Clause License
- An open-source tool for the design space exploration of photonic NoCs mapping solutions.