- LPI international : www.lpi.org
- LPI Objective Maintenance Schedule : http://wiki.lpi.org/wiki/ObjectiveMaintenanceSchedule
- LPI XING Group : https://www.xing.com/net/lpi
- LPI Exam Development mailing list : http://list.lpi.org/mailman/listinfo/lpi-examdev
- Linux Oplossingen : www.lpi-solution.eu
- LPI ATP Training : www.lpi-atp.eu
- LPIevent Registration : lpievent.lpice.eu
- LPI photos : www.lpi-german.de/album/index.php
- LPI e.V. : www.lpi-german.de
