# pcb-rnd User Manual: Appendix

## External Resources

## 9.2.1 pcb-rnd community Resources

1. repo.hu is the pcb-rnd maintainer's SVN based project hosting site
2. Contributer erichVK5's blog, (including many posts directly and indirectly relevant to pcb-rnd)
3. Contributer erichVK5's github repository

## 9.2.2 resources on building and contributing to pcb-rnd

1. contribution guidelines for pcb-rnd
2. live chat with the pcb-rnd user community
3. StackOverflow discussion on using svn