As of 28 May 2017.

This list is simply a list of the top 15 class build combinations and ranks, but does not reveal the actual skill allocations. Still, very good starter info.

  1. Wizard — Wizard Rank 3, Elementalist Rank 3, Warlock Rank 2
  2. Wizard — Wizard Rank 1, Cryomancer Rank 3, Chronomancer Rank 3, Sage Rank 1
  3. Wizard — Wizard Rank 2, Linker Rank 2, Thaumaturge Rank 2, Featherfoot Rank 2
  4. Archer — Archer Rank 2, Ranger Rank 3, Schwarzer Reiter Rank 3
  5. Swordsman — Swordsman Rank 1, Highlander Rank 3, Barbarian Rank 1, Doppelsoeldner Rank 3
  6. Cleric — Cleric Rank 2, Dievdirbys Rank 3, Plague Doctor Rank 2, Miko Rank 1
  7. Archer — Archer Rank 2, Quarrel Shooter Rank 3, Falconer Rank 3
  8. Cleric — Cleric Rank 2, Priest Rank 2, Monk Rank 3, Inquisitor Rank 1
  9. Cleric — Cleric Rank 2, Priest Rank 3, Chaplain Rank 1, Plague Doctor Rank 2
  10. Archer — Archer Rank 2, Sapper Rank 3, Falconer Rank 3
  11. Archer – Archer Rank 2, Sapper Rank 2, Fletcher Rank 3, Mergen Rank 1
  12. Swordsman – Swordsman Rank 3, Cataphract Rank 3, Dragoon Rank 2
  13. Swordsman — Swordsman Rank 2, Barbarian Rank 3, Doppelsoeldner Rank 3
  14. Wizard — Wizard Rank 1, Cyromancer Rank 3, Sorcerer Rank 1, Necromancer Rank 3
  15. Swordsman — Swordsman Rank 3, Highlander Rank 2, Fencer Rank 3

Source: https://treeofsavior.com/page/class/ranking.php