Here is the full list of all 35 SCP: Secret Laboratory achievements.
Kill 50 D-Class as a Scientist.
Kill 5 enemies in less than 30 seconds.
Disarm a MTF operative
Try to recharge the MicroHID.
Liberate two or more SCP objects from the facility while escaping as a Class-D.
Cure 10 people in a single game.
Use adrenaline to survive a hit that would otherwise kill you.
Play the Christmas version of the game.
Cancel the Alpha Warhead detonation within the last 15 seconds of the countdown.
As an SCP, kill someone who's charging or firing the MicroHID.
Use SCP-500 when you're about to die.
Escape while under the effects of SCP-207.
Successfully escape from the Pocket Dimension.
Play the Halloween version of the game.
Kill an SCP as a Scientist.
As Class-D, kill a Scientist holding a keycard.
Kill an SCP with the Micro HID.
Die while entering a rage as SCP-096.
Die from a fall.
Escape as a Scientist.
Escape the facility in 3 minutes or under.
Kill yourself with a grenade.
Escape as D-Class personnel.
Broadcast a 'helpful' message via the Intercom.
Die inside the pocket dimension.
As a Scientist, successfully upgrade your keycard alongside any amount of Class-D.
Die from a Tesla Gate burst.
Successfully re-contain SCP-106
Survive a successful Alpha Warhead Detonation.
Find any gun as a Class-D.
Let SCP-173 snap your neck.
Pick up an O5-Keycard.
Die within the first minute of the game.
Respawn as Nine-Tailed Fox.
Respawn as Chaos Insurgency.