Using a lot of Open Source Software, we feel we need to give back to community. We do this by contributing to certain projects, but also by using our infrastructure to share the cost of distributing Open Source Software. These are the Open Source mirrors we host :
| Project | Update frequency | URL |
| Apache | 6 hours | http://apache.cu.be |
| Archlinux | 6 hours | http://archlinux.cu.be |
| CentOS | 6 hours | http://centos.cu.be |
| Eclipse | 6 hours | http://eclipse.cu.be |
| Fedora | Hourly | http://fedora.cu.be |
| FOSDEM video archive | 6 hours | http://fosdem.cu.be |
| GNU | 6 hours | http://gnu.cu.be |
| Jenkins | 6 hours | http://jenkins.cu.be |
| MariaDB | 4 hours | http://mariadb.cu.be |
| Putty | 6 hours | http://putty.cu.be |
| Raspbian | 12 hours | http://raspbian.cu.be |
| Remi PHP | Hourly | http://remi.mirrors.cu.be |
| Repoforge | 6 hours | http://repoforge.cu.be |
| Ubuntu | 6 hours | http://ubuntu.cu.be |