Full list of all 66 The Ascent achievements. It takes around 15-20 hours to unlock all of the achievements in the base game on Windows.
The base game contains 46 achievements, and there is 1 DLC pack containing 20 achievements.
Complete Syntax Error
Complete Trace Protocol
Deliver 4000 amount of stasis damage on one target
Hack an ATM
Hack at least one of each hackable category
Get the goods by both hacking and destroying vending machines
Fill the Codex
Collect 200'000 uCreds
Complete Foreign Code
Get praise from Kira
Complete Data Miner
Upgrade your IMP
Complete Empowerment
Equip augmentations and upgrade attributes resulting in the fullchrome appearance
Complete Trading Places
Claim a bounty
Kill another enemy by overcharging an enemy while it's in stasis
Kill a robot with energy damage type
Ride the Interlink Express
Complete Mutual Dependencies
Equip two augmentations and a module
Finish a side mission
Make an enemy drop an exploding grenade
Read 10 datapads
Allocate 3 proficiency points
Complete Arcology Blues
Sell Something
Kill 10 enemies using exploding barrels
First enemy kill
Die more than 100 times
Reset your proficiencies once
Get killed by a katana
Revive a DBNO friend
Complete Recompile
Complete Board Meeting
Complete Project MenShen#1
Complete Project MenShen#2
Complete all Main Missions
Start your first co-op session
Fully upgrade a weapon
Complete all side missions
Deploy black ICE against hacker enemy
Try Snooze
Use the sink after flushing a toilet
Discover all locations
Unlock all enemy Codex entries
Complete Find & Replace
Complete Critical Resource
Find and then lose something valuable
Complete all Cyber Heist Main Missions
Complete all Cyber Heist Missions
Destroy a Karlan controlled Siege Mech
Kill 50 level 35 or higher enemies
Obtain your first melee weapon
Kill a level 35 bounty
Completed Making Concessions
Complete Unshackled
Completed Love Kills
Completed all Cyber Heist Side Missions
Perform your first Hammer kill
Kill an enemy using melee's special move
Take down a member of Zells' guard
Take down Zell
Discover the Dark Playground
Take the train
Find a secret route