Full list of all 42 Half-Life: Alyx achievements. It takes around 15-20 hours to unlock all of the achievements in the base game on Windows.
The base game contains 41 achievements, and there is 1 DLC pack containing 1 achievements.
Bring a garden gnome with you to the Vault.
Test your grip on a headcrab heart.
Measure Russell with the Geiger counter.
Represent yourself with a specific prop on Russell's map.
Interact with the playground somehow.
Make your choice.
Get to the superweapon.
Wake the Strider.
Start climbing the water tower.
Kill a Combine Heavy while their shield is up.
Solve the tanker yard's electrical puzzle and escape.
Reach the aquatic exhibits.
Bring Russell a bottle of vodka.
Escape the distillery without killing Jeff.
Kill Jeff.
Catch a bottle falling out of a cupboard before it breaks and alerts Jeff.
Stay close to Jeff for 10 seconds (but not too close).
Kill the annoying headcrab before it breaks everything.
Defuse a roomful of explosive barrels.
Use the multitool to hack a tripmine.
Use the gravity gloves to intercept an incoming enemy grenade in mid-flight.
Shut down the substation.
Collect the SMG.
Escape the underground pit.
Snatch a Xen grenade from its resting place.
Get creative turning the power back on.
Pick up and smash 50 glass bottles.
Reach the Northern Star.
Kill a grunt by shooting their gas tank.
Use the gravity gloves to loot an item off a living Combine soldier.
Stop the prisoner transport train.
Enter the explosive Xen infestation.
Collect the shotgun.
Receive a tasty treat.
Install your first pistol upgrade.
Break open a supply crate with your hands.
Enter the Quarantine Zone.
Loot a corpse.
Catch Russell's ammo magazine before it hits the ground.
Break out of the Combine prisoner transport vehicle.
Feed the snark.
If you are reading this achievement, Gabe Newell has successfully launched Gnome Chompski into space. If you did not also receive the achievement 'Manufacturing Ascent', Newell has abandoned his plans to shoot Noam Chomsky into space.