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Aliens Vs Predator: Resurrection - Aliens

A continued project, cloned with permission, of the new alien vs predator mod.This module adds alien content.
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avp_alien-res-neoforge-1.21.1-0.2.4-fork.jar

File nameavp_alien-neoforge-1.21.1-0.2.4-fork.jar
Uploaded
Aug 27, 2026
Downloads
268
Size
15.8 MB
Mod Loaders
NeoForge
File ID
8745227
Type
R
Release
Supported game versions
  • 1.21.1

Curse Maven Snippet

NeoForge

implementation "curse.maven:aliens-vs-predator-resurrection-aliens-1590923:8745227"

Learn more about Curse Maven

What's new

# avp_alien 0.2.4

## Game Breaking Changes
 
Delete your old avp_alien hive config file. This one corrects and error.
 
## New
 
**POISON JELLY BLOCK**
 
Nine poison jelly crafts into a block, and the block uncrafts back into nine. Storage, like the other jellies.
 
It also has a use. Using it on a young queen forces her to found her hive where she is standing, instead of wandering off to pick her own site. She must not already have a hive, and the spot must not be inside another hive's territory - you will be told if it is.
 
**A LONE EMPRESS FOUNDS HER OWN HIVE**
 
An empress with no lineage - spawn-egged, or summoned in the wild - now digs down and founds a hive of her own. Previously she stood there forever, because the only path to founding ran through being displaced from another empress's throne. She skips hibernation, which queens still do.
 
**XENOMORPHS IGNORE LEAVES**
 
They walk through leaves as though they were not there, and can still stand on top of them. They no longer duck into a crawl under a forest canopy, and no longer route around trees they could walk through.
 
Big castes were the worst affected - a praetorian needed only one block of headroom to be forced prone.
 
**NO MAINTENANCE CONFIG OPTION**
 
Off by default. Turn it on and hives stop repairing their own structure, so anything you build or break inside one stays that way.
 
Be aware this also stops them clearing their corridors, which is what normally prevents a passage being sealed. With this on, a corridor CAN be walled off permanently. Hives still dig new rooms and spread resin either way.
 
**SERVER-WIDE PERFORMANCE DIAGNOSTIC**
 
`/avp hive diag all start` then `stop`, results in the log. Times every ticking entity and block entity on the server and groups them BY MOD, so a laggy server can be pointed at whatever is actually eating the tick rather than guessed at. Running it costs some performance itself, so keep captures to 30-60 seconds.
 
## Bug Fixes
 
**A DOWNED EMPRESS COULD NOT BE KILLED**
 
Working her incapacitation bar to zero did nothing, and /kill did nothing either. Beheading was the only way to finish her. The queen has had the finishing blow for a while; the empress never got it.
 
**WORKERS STOOD AROUND IGNORING THEIR JOBS**
 
Hives reported "unstaffed - no free drones" while drones stood in plain sight. A xenomorph that had started an idle wander could not accept ANY job until it finished, which is 7 to 12 seconds per stroll - the jobs were being offered and refused. A xenomorph with work assigned is no longer considered idle.
 
**HIVES ATTACKED PLAYERS IN CREATIVE**
 
Creative and spectator players were skipped by one check and then re-admitted by another, so a builder standing in a hive triggered endless defender waves against an intruder nobody could find.
 
**DEFENDERS NEVER STOOD DOWN**
 
Nothing ever recalled them, so every vent wave added bodies and none went back. One live session logged 54 emergences against a single intruder. They now bank themselves after a minute with no hostiles in the territory.
 
**AN EMPRESS COULD BE CROWNED WITH TWO HIVES**
 
Dead and half-founded hives counted toward the four-hive requirement. The same count also gated spread, migration, reinforcement and war projection, so all of those were working from inflated numbers.
 
**QUEENS FOUNDED ON THE SURFACE**
 
Daughters settled above ground in the open. Founding now requires real depth, measured from sea level, with flat worlds exempt so queens do not wander forever looking for a hill.
 
**SERVER CRASH ON SAVE WITH A METAMORPHOSIS POTION**
 
Holding a brewed metamorphosis potion crashed the server when it saved. A Fabric-only path was missing the fix the NeoForge path already had. This one bit Fabric servers specifically.
 
**IDLE PATHING WAS EATING THE SERVER**
 
Idle wandering re-pathed every tick for actors that could not move, at up to 32 calls per tick and 8% of total server time. Measured after the fix at under half a call per tick and 1.7%. Xenomorphs also stop grinding against walls they cannot get past.
 
**XENOMORPHS DIGGING UP TO YOU**
 
They stopped at the underside of a platform and forgot you. They now cut a walkable ramp, or take out the block you are standing on, and give up cleanly if neither is possible.
 
**MORE FIXES**
 
- Royal cocoons stood forever if a molt was interrupted. They now clean themselves up, including ones already in your world.
- A royal could grow an eggsack while still inside her cocoon, which pushed her out early and left the cocoon orphaned.
- The queen's old eggsack outlived the empress emerging from it.
- Eggsacks and cocoons vanished when you turned slightly away - their culling box was the small collision box, not the model.
- Named harbingers could be destroyed when the hive stood its garrison down.
- Drones played the digging animation in rooms that were already finished.
- Queens that hit an undiggable block declared they had arrived and settled there. The block that stopped them is now named in the log.
- Swimming, water and leaf pathing corrections.
 
## Changes
 
- The hive health bar shows live population against the count when the attack began, not a cap.
- `/avp hive skip settlement` now works on a queen in any phase, and on an empress.
- All 151 hive config settings now carry a plain-English description, and build-free mode is renamed Structureless Mode in the config.
 
## Removed
 
Nothing.

This mod has no additional files