First players to reach 99 in each skill:
 Attack | Rubyc | March 6, 2017 | See rest |
 Defence | Rubyc | March 6, 2017 | See rest |
 Strength | Rubyc | March 6, 2017 | See rest |
 Constitution | Rubyc | March 6, 2017 | See rest |
 Ranged | Rubyc | March 6, 2017 | See rest |
 Prayer | Rubyc | March 6, 2017 | See rest |
 Magic | Rubyc | March 6, 2017 | See rest |
 Cooking | Rubyc | April 7, 2017 | See rest |
 Woodcutting | Rubyc | April 13, 2017 | See rest |
 Fletching | Rubyc | March 6, 2017 | See rest |
 Fishing | Rubyc | May 1, 2017 | See rest |
 Firemaking | Rubyc | March 6, 2017 | See rest |
 Crafting | Rubyc | March 6, 2017 | See rest |
 Smithing | Rubyc | March 6, 2017 | See rest |
 Mining | Rubyc | March 23, 2017 | See rest |
 Herblore | Rubyc | March 6, 2017 | See rest |
 Agility | Rubyc | March 6, 2017 | See rest |
 Thieving | Rubyc | March 15, 2017 | See rest |
 Slayer | Rubyc | March 6, 2017 | See rest |
 Farming | Rubyc | April 14, 2017 | See rest |
 Runecrafting | Rubyc | April 10, 2017 | See rest |
 Hunter | Rubyc | March 6, 2017 | See rest |
 Construction | Rubyc | March 6, 2017 | See rest |
 Summoning | Rubyc | March 6, 2017 | See rest |
 Dungeoneering | Rubyc | May 1, 2017 | See rest |
 Divination | Rubyc | April 19, 2017 | See rest |
 Invention | Rubyc | March 6, 2017 | See rest |
 Archaeology | TBD | See rest |
* Keep in mind that data before 2007 is missing, so some achievements may be inaccurate.