Asylum RSPS
PvM built for this server rather than lifted straight from OSRS leads the content, with skilling and long-term progression running alongside it. Bosses and raids cover the group grind, and minigames give the day something else to do. Achievements stack up a checklist, while the collection log on Asylum RSPS tracks every drop that lands.
Information provided by owner
TL;DR
Asylum is an OSRS private server focused on unique PvM, skilling and progression, with bosses, raids, minigames, achievements and a collection log.