Full list of all 57 Assassin's Creed Unity achievements worth 1,300 gamerscore. It takes around 60-80 hours to unlock all of the achievements in the base game.
The base game contains 50 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 7 achievements worth 300 Gamerscore.
Collect all Cockades
Open every chest in Paris.
Unlock the Medieval Armor in the Café Théâtre.
Complete a Nostradamus Enigma in Paris.
Drop 20 Money Pouches in the streets.
Solve a Murder Mystery in Paris.
Earn 100% completion of Versailles.
Kill 20 enemies with a Long Weapon.
Free a total of 10 trapped Assassins.
Complete all Rift missions.
Kill 20 enemies with a heavy weapon.
Earn Data Bonuses in 3 different Helix Rifts.
Renovate all the Social Clubs and complete all the Social Club missions.
Kill an enemy with a lift counterweight.
Perform all Social Club missions in a district.
Lockpick 20 chests.
Watch a play in the Café Théâtre.
Complete all Co-op and Heist missions in Paris at least once.
Get all the rewards in a Co-op mission in Paris.
Unlock all Skills.
Perform a ground execution.
Complete all training missions.
Complete all Single Player mission challenges in Paris.
Complete all the renovations of the Café Théâtre.
Enjoy the view of Paris from Arno's balcony.
Complete Memory Sequence 12.
Complete Memory Sequence 11.
Complete Memory Sequence 10.
Synchronize all Viewpoints in Paris.
Complete Memory Sequence 9.
Complete Memory Sequence 8.
Complete Memory Sequence 7.
Complete Memory Sequence 6.
Earn a total of 50,000 livres.
Perform 10 non-lethal takedowns in a Co-op mission.
Complete Memory Sequence 5.
Assassinate 100 enemies.
Lockpick 5 doors.
Sabotage 5 alarm bells in Paris.
Perform 10 air assassinations.
Complete 10 Crowd Events.
Complete Memory Sequence 4.
Complete a Co-op mission in Paris.
Revive a partner in Co-op.
Perform 10 Co-op sync kills.
Complete Memory Sequence 3.
Renovate your first Social Club.
Complete Memory Sequence 2.
Complete Memory Sequence 1.
Complete the Prologue.
Achieve 100% synchronization in Dead Kings.
Complete Suger's Legacy and recover the Eagle of Suger.
Free every outpost in Franciade.
Complete Memory Sequence 13.
Kill 5 enemies at the same time with a Guillotine Gun.
Complete the Heist and the Co-op mission in Dead Kings at least once.
Kill 15 Raider leaders.