First players to reach 99 in each skill:
 Attack | I R Predator | June 14, 2015 | See rest |
 Defence | I R Predator | June 14, 2015 | See rest |
 Strength | I R Predator | June 14, 2015 | See rest |
 Constitution | I R Predator | June 14, 2015 | See rest |
 Ranged | I R Predator | June 14, 2015 | See rest |
 Prayer | I R Predator | June 14, 2015 | See rest |
 Magic | I R Predator | June 14, 2015 | See rest |
 Cooking | I R Predator | June 14, 2015 | See rest |
 Woodcutting | I R Predator | June 14, 2015 | See rest |
 Fletching | I R Predator | June 14, 2015 | See rest |
 Fishing | I R Predator | June 14, 2015 | See rest |
 Firemaking | I R Predator | June 14, 2015 | See rest |
 Crafting | I R Predator | June 14, 2015 | See rest |
 Smithing | I R Predator | June 14, 2015 | See rest |
 Mining | I R Predator | June 14, 2015 | See rest |
 Herblore | I R Predator | June 14, 2015 | See rest |
 Agility | I R Predator | June 14, 2015 | See rest |
 Thieving | I R Predator | June 14, 2015 | See rest |
 Slayer | I R Predator | June 14, 2015 | See rest |
 Farming | I R Predator | June 14, 2015 | See rest |
 Runecrafting | I R Predator | June 14, 2015 | See rest |
 Hunter | I R Predator | June 14, 2015 | See rest |
 Construction | I R Predator | June 14, 2015 | See rest |
 Summoning | I R Predator | June 14, 2015 | See rest |
 Dungeoneering | I R Predator | June 14, 2015 | See rest |
 Divination | I R Predator | June 14, 2015 | See rest |
 Invention | I R Predator | February 1, 2016 | See rest |
 Archaeology | TBD | See rest |
* Keep in mind that data before 2007 is missing, so some achievements may be inaccurate.