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.
Reach the Northern Star.
Stop the prisoner transport train.
Kill a grunt by shooting their gas tank.
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.
Represent yourself with a specific prop on Russell's map.
Break out of the Combine prisoner transport vehicle.
Feed the snark.
Pick up and smash 50 glass bottles.
Interact with the playground somehow.
Measure Russell with the Geiger counter.
Catch Russell's ammo magazine before it hits the ground.
Test your grip on a headcrab heart.
Get creative turning the power back on.
Escape the underground pit.
Collect the SMG.
Shut down the substation.
Defuse a roomful of explosive barrels.
Escape the distillery without killing Jeff.
Kill Jeff.
Kill the annoying headcrab before it breaks everything.
Catch a bottle falling out of a cupboard before it breaks and alerts Jeff.
Reach the aquatic exhibits.
Solve the tanker yard's electrical puzzle and escape.
Start climbing the water tower.
Wake the Strider.
Get to the superweapon.
Make your choice.
Kill a Combine Heavy while their shield is up.
Use the gravity gloves to loot an item off a living Combine soldier.
Snatch a Xen grenade from its resting place.
Use the multitool to hack a tripmine.
Use the gravity gloves to intercept an incoming enemy grenade in mid-flight.
Stay close to Jeff for 10 seconds (but not too close).
Bring Russell a bottle of vodka.
Bring a garden gnome with you to the Vault.
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.