First players to reach 99 in each skill:
 Attack | Gainz | May 28, 2015 | See rest |
 Defence | Gainz | May 28, 2015 | See rest |
 Strength | Gainz | May 28, 2015 | See rest |
 Constitution | Gainz | May 28, 2015 | See rest |
 Ranged | Gainz | May 28, 2015 | See rest |
 Prayer | Gainz | May 28, 2015 | See rest |
 Magic | Gainz | May 28, 2015 | See rest |
 Cooking | Gainz | May 28, 2015 | See rest |
 Woodcutting | Gainz | May 28, 2015 | See rest |
 Fletching | Gainz | May 28, 2015 | See rest |
 Fishing | Gainz | May 28, 2015 | See rest |
 Firemaking | Gainz | May 28, 2015 | See rest |
 Crafting | Gainz | May 28, 2015 | See rest |
 Smithing | Gainz | May 28, 2015 | See rest |
 Mining | Gainz | May 28, 2015 | See rest |
 Herblore | Gainz | May 28, 2015 | See rest |
 Agility | Gainz | May 28, 2015 | See rest |
 Thieving | Gainz | May 28, 2015 | See rest |
 Slayer | Gainz | May 28, 2015 | See rest |
 Farming | Gainz | May 28, 2015 | See rest |
 Runecrafting | Gainz | May 28, 2015 | See rest |
 Hunter | Gainz | May 28, 2015 | See rest |
 Construction | Gainz | May 28, 2015 | See rest |
 Summoning | Gainz | May 28, 2015 | See rest |
 Dungeoneering | Gainz | May 28, 2015 | See rest |
 Divination | Gainz | May 28, 2015 | See rest |
 Invention | Gainz | January 30, 2016 | See rest |
 Archaeology | TBD | See rest |
* Keep in mind that data before 2007 is missing, so some achievements may be inaccurate.