Here is the full list of all 49 Hades achievements. It takes around 80-100 hours to unlock all of the achievements on Windows.
Earn the second of Skelly's prizes
Unlock all Weapon Aspects
Fulfill the 'War-God's Bloodlust' Prophecy
Fulfill the 'End to Torment' Prophecy
Reach the epilogue of the story
Fulfill the 'Harsh Conditions' Prophecy
Earn the first of Skelly's prizes
Have at least one rank in each Mirror of Night Talent
Fulfill the 'Night and Darkness' Prophecy
Fulfill the 'Dark Reflections' Prophecy
Clear Elysium with the 'Extreme Measures' Condition
Fulfill the 'Musician and Muse' Prophecy
Use an Olympian's Greater Call against them in a Trial
Equip a Chthonic Companion
Fully Unlock the Olympians' Codex entries
Clear an Infernal Gate without taking damage
Get 20% dodge chance with the Lambent Plume
Max any Weapon Aspect
Choose 50 different Daedalus Hammer enchantments
Fulfill the 'Slashed Benefits' Prophecy
Unlock each standard Keepsake
Forge a bond with any character
Fulfill any 15 Prophecies
Earn a Loyalty Card
Pay for 50 jobs from the House Contractor
Compel Orpheus to sing again
Complete the main quest in the story
Clear an escape attempt with a hidden Weapon Aspect
Trade 20 times with the Wretched Broker
Earn access to and enter the Administrative Chamber
Catch a fish from each region
Fulfill the 'Master of Arms' Prophecy
Choose 100 different Olympian Boon effects
Purge a Legendary Boon
Beat Thanatos by 15 kills or more
Unlock each of the Infernal Arms
Fulfill the 'Chthonic Colleagues' Prophecy
Pet Cerberus 10 times
Slay Skelly 15 times
Use Greater Call to invoke an Olympian's aid
Clear Elysium
Clear an escape attempt
Buy 9 'Well of Charon' items in one escape attempt
Clear Tartarus
Clear Asphodel
Max-rank each standard Keepsake
Earn all Chthonic Companions
Fulfill the 'Divided by Death' Prophecy
Get 30% bonus damage with the Pierced Butterfly