Here is the full list of all 44 HIVESWAP: Act 1 achievements.
Finished HIVESWAP: ACT 1.
Saved Xefros.
Rode an unexpected ally.
Named your lusii.
Made an unexpected ally.
Spelled it right.
Made it to the living room...but at what cost?
Put the Grubble in rubble.
Got those treats.
Geared up.
Was Xefros.
You're in space, apparently. Or at least, you were?
Bypassed security.
But seriously what in the hell is going on in here
Flare: yes. Style: questionable.
Seriously--who locks their attic?
Acquired feathery doofus.
Sent Joey what she needs.
Was Jude.
Won your first STRIFE.
Got your flashlight in working order.
Ventured out into the hallway.
Checked in with Jude.
Carried a tune.
Revealed your true nature.
The batteries are yours, and you're keeping them.
Tried to treat the taxidermied.
Nope.
This game is set in 1994.
No? How about this one?
Overthought it.
Alas, Curses, and/or Farewell, as the case may be.
What is WRONG with you?
Held out for Bent Soup.
Gave Byers some very important character development.
Please.
Observed cultists.
Tried to get ahead of the game.
Took a ballet lesson from an unorthodox source.
Gave Byers a full check-up.
Refreshed your memory.
Tried to trash the POGS.
Finished HIVESWAP: ACT 1 with power to spare.
Picked up where you'll leave off.