Here is the full list of all 29 The Last of Us Part I achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Complete Part 1
Break into every locked door using shivs
Find all workbenches
Fully upgrade a weapon
Find all workbench tools
Pet Buckley the dog
Craft every item
Find a comic
Find one training manual
Find a Firefly pendant
Collect all the achievements
Complete Left Behind
Find all Firefly pendants
Collect all comics
Find all notes and artifacts
Engage in all optional conversations
Survive all of Ellie's jokes
Find all training manuals
Open all safes
Upgrade and then break one of every melee weapon
Pick up Frank's note after it's discarded
While in stealth, turn off the spotlight generator in Pittsburgh
Ride the sewer contraption with Henry and Sam
Leave Ellie hanging after a job well done
Play the Jak X game in Left Behind
Win the brick throwing contest
Defeat Black Fang without getting hit
Win the water gun fight
Use bricks or bottles to lure an infected into attacking a human