Here is the full list of all 47 Phoenix Point: Year One Edition achievements.
Destroy Pandoran lair
Kill 500 Pandorans (does not have to be in same game)
Deal with the Pandoran threat at any difficulty level
Evacuate a soldier who is bleeding
Complete all research projects of one faction
Cause an enemy to fall to its death
Reach allied reputation with a faction
Scrap items worth 10000 total resources
Trade for 10000 total resources
Complete all research projects (don't have to be in the same game)
Complete all phoenix research projects
Manufacture an item of each type (don't have to be in the same game)
Build a facility of each type
Complete all different game endings
Use every character skill (don't have to be in the same game)
Recruit a soldier of each class (don't have to be in the same game)
Destroy Pandoran citadel
Obtain solders of each dual class combination (don't have to be in the same game)
Capture each type of Pandoran (don't have to be in the same game)
Reach aligned reputation with a faction
Kill 3 enemies in a single turn, with a single soldier, without explosives
Survive an ambush mission
Fully build up a base
Max out the base stats of a soldier
Reach friendly reputation with a faction
Sabotage haven zone facility
Retrieve all resources from a scavenging mission
Control 4 phoenix bases
Manufacture an air vehicle
Steal an aircraft
Destroy Pandoran nest
Beat a haven defense mission with no civilian deaths or no structural damage
Build a base facility
Recruit a soldier
Complete a scan
Complete the tutorial
Manufacture an item
Beat the game without allying with any faction
Deal with the Pandoran threat at hero difficulty level
Deal with the Pandoran threat at legend difficulty level
Raid haven zone facility
Steal a research
Complete Scylla Vivisection
Kill a Siren when she has someone under mind control
Mind control 3 enemies at the same time with the same priest
Kill a mindfragger with overwatch when it is jumping on someone's face
Reach allied reputation with all factions (don't have to be in the same game)