Full list of all 45 Camera Obscura achievements.
The base game contains 44 achievements, and there is 1 DLC pack containing 1 achievements.
Found every memento.
Earned the Bronze flash medal or better on every level.
Earned the Silver flash medal or better on every level.
Earned the Gold flash medal on every level.
Earned all Bronze medals or better on each Royal Quarter level.
Earned all Silver medals or better on each Royal Quarter level.
Earned all Gold medals on each Royal Quarter level.
Earned all Bronze medals or better on each Summit level.
Earned all Silver medals or better on each Summit level.
Earned all Gold medals on each Summit level.
Earned all Bronze medals or better on each Common Quarter level.
Earned all Silver medals or better on each Common Quarter level.
Earned all Gold medals or better on each Common Quarter level.
Complete 5 custom level packs from the Steam Workshop.
Completed the Summit.
Earned the Bronze time medal or better on every level.
Earned the Silver time medal or better on every level.
Earned the Gold time medal on every level.
Finished the game and saw Ending B.
Finished the game and saw Ending D.
Earned all Gold medals on each Lower Quarter level.
Found 75% of the mementos.
Finished the game and saw Ending A.
Earned all Bronze medals or better on each Lower Quarter level.
Completed the Royal Quarter.
Earned all Silver medals or better on each Lower Quarter level.
Ascend the Dilapidated Steps without crushing any slimes.
Fell all the way down a level multiple times.
Took 5000 photos.
Found 50% of the mementos.
Took 2500 photos.
Create a custom level in the level editor.
Completed the Common Quarter.
Fell onto a creature from great height.
Took 1000 photos.
Killed 100 creatures.
Died by being crushed against a flash.
Found 25% of the mementos.
Hesitated before the Tower.
Completed the Lower Quarter.
Killed two creatures at once.
Killed one of the tower's denizens.
Tried to jump on a creature.
Launched the game.
Finished the game and saw Ending C.