Here is the full list of all 58 Half-Life: VR Mod achievements.
Launch the satellite rocket
Get sniped
Fry the Gargantua
Use the broken elevator
Solve the Blast Pit fan puzzle
Drive a train
Complete We've Got Hostiles without activating any laser traps or trip mines
Fail to save the "we're doomed" scientist
Push or lure a scientist into a barnacle
Throw a gib at a scientist or barney
Drink a soda can
Hit a headcrab with a melee attack in mid-air
Get the crowbar
Your moral support saved them!
Grab the battery in your locker
Get the HEV suit
Do the microwave thing
Press the alarm button in the entrance area
Play with the laptop in the entrance area
Start the game
Complete the Hazard Course
Find the small cup
Speak to all scientists in the pre-disaster maps
Turn off the lights in the office in the starting area
Make the hanging scientist in the entrance area fall to their death
Get killed by the eletric ceiling light
Get killed by the fan in the vents
Save the "we're doomed" scientist
Fly directly into the pipe from the train
Blow up all the bridges in Blast Pit
Never get noticed by the tentacles
Save the barney from running into the barnacle
Repeat the conveyor loop
Kill all the aliens with all the experiments
Kill a soldier with an experiment
Kill a barney or scientist with an experiment
Kill a scientist with the instruments
Reach the cliffs
Surface behind the tank
Explode the Gargantua with airstrikes
Reach Xen
Meet the Nihilanth
Beat the Nihilanth
Get teleported to all of Nihilanth's spaces
Face the G-Man
Join the G-Man
Don't join the G-Man
Pick up an alien gib
Don't kill any scientist or barney the entire game
Touch a houndeye without hurting it
Jump out of the intro train
Try to use the trash compactors as trains
Get the "Bothersome", "Important Messages", "Trouble", "Magnusson Experiment", and "Lights Out!" achievements
Hold cup in front of Kleiner
Skip the whole "We've Got Hostiles" chapter
Skip the whole "Power Up" chapter
Complete "On A Rail" without ever using a train
Gain more than 1000 HP from a negative damage door