🔧 Protolife Mods
Protolife Steam Workshop mods — browse, subscribe, and play. 147+ free mods.
147+ mods · Free downloads · Install guides included
📂 Browse by Category
⭐ Hand-Picked Best Mods
Publishing your level in Steam Workshop
This guide will help you to share Protolife custom levels with the community via Steam Workshop.
I hate slimes
So you should too.
Endless Survival
Shout-out to "KRN" for actually beating the level! (KRN beat it during it's update 2 version) (This
Time is running out
Really.
Creeps Out
Difficulty: High This level was made to deviate from the classic Protolife TD formula a little. You
Laser Pumping
Three lasers, slow waves. Survival. **Laser pumping is the act of energy transfer from an external s
BloodyCatacombs901
Level: BloodyCatacombs901
Celtic Knot
Siege level with 2:00 grow phase. 200 hp colonies and 1000 resources. **Celtic knots also kown as 'I
Chambers
Level: Chambers Chambers is a series of packed rooms, each containing many foes. Be careful, crystal
MultiTasking
5 bases to protect 5 builders 5 small chambers not exactly hard but the first GROW is incredibly imp
Endless Survival X
WARNING: I have not fully tested this level, so some things may not be balanced (not that this level
Distant artillery
5 robots. Permadeath and no robot can directly reach your base. Each robots has their own upsides fo
Must Protect
I made it just for fun.
Round wobble
Try to survive this madness.
Passage
Level: Passage
U Turn
This level might drive you round the bend, but it is beatable! I've completed it twice, once with cu
Deep Caverns
Beware there is a level 2 Massive Spawner so under building is not recomended
smallest level
Level: smallest level
Protolife Creature Museum
A "Protolife Creature Containment Unit", otherwise known as a "Protolife Creature Museum". Safely en
Tower Defense
Level: Tower Defense This map is a tower defense so there is no ending infinite map save your time a
Stronghold
A tough survival level aimed towards building up an extremely strong defense to survive the last wav
Resuscitation
Hold your ground. Protolife forces are at all time high. The Strategic Bomber "Medusa" is on the way
labyrent
Level: labyrent
Entrenched By The Unending
The fortress of Olikaver. Our bastion for this moment. Without the presence of humanity, Fort Olikav
The Three Guardians
Level: The Three Guardians Quickly build a defense and fight the three guardians.
Keep it Cool
Level: Keep it Cool
THE START
Level: THE START
Birthday Party
It seems the protolife won't share their birthday cake. GUESS WE'LL JUST HAVE TO TAKE SOME BY FORCE!
Thin Caves
Level: Thin Caves
Claustrophobia
Level: Claustrophobia
Laser Focus
Level: Laser Focus
PieceByPiece
Level: PieceByPiece
unfriendly Cave
it is a bit laggy at the End
A Lens Module Has Fallen into the canyon in Protolife City
Level: A Lens Module Has Fallen into the canyon in Protolife City
The Razer
Level: The Razer Protect the Base from The Razer.
Unexpected surprise
Level: Unexpected surprise
HARDER - Entrenched By The Unending
The fortress of Olikaver. Our bastion for this moment. Without the presence of humanity, Fort Olikav
A Level 4
Level: A Level 4
Mission Impossible
Level: Mission Impossible
the hatchery 60 minutes max 1 helth
Level: the hatchery 60 minutes max 1 helth
Flooding Canyon
Level: Flooding Canyon
Malignant Carpet
Level: Malignant Carpet
Luke Level 3
Level: Luke Level 3
Acid Attack
Attack and defend from acid projectiles at the same time
Red Mass Castle
Level: Red Mass Castle
Christmas Tree
A short and very easy level for this coming Christmas! There's also a small gift for you in the star
The Hallway TPE 5
Press TAB to see what towers you can use Fifth level of the series: The Proto-Experiment(TPE for sho
Recycling
There is a strange biomass located in one of the most resource poor areas of the planet, you will ne
Capture
Level: Capture
Rescue Operation
Level: Rescue Operation
Surrounded
Why defend one direction when you can defend four?
A Level 3
Level: A Level 3
Position Warfare
Level: Position Warfare
Domes Extended
Level: Domes Extended
imposible real
Level: imposible real
Titan Valley
Level: Titan Valley Clear the Area.
Quick Phases
Level: Quick Phases Phases are 40 seconds each so act quick and be careful.
Assault
Level: Assault Try to assault this hut without OP custom towers
High Gear
Level: High Gear
Без названия
Level: Без названия
i crashed the game 20 times today
So, turns out you can just, spawn the final boss in by modifying level files. This level is complete
A Level 5
Level: A Level 5
Cavern Wound
Our resources are split, and the Infestation has a significant foothold in these oddly open yet awkw
A Level 2
Level: A Level 2
Luke Level 1
ALEKS. I CHALLENGE YOU.
A Level 1
Level: A Level 1
Surrounded
Level: Surrounded
Starvation
Level: Starvation Protect both Bases from Destruction. Survive with low Resources.
Collectors Cave
Level: Collectors Cave
Inflation
Missing inflation in real life? Then this map is for you! Map info This map will test your knowledge
Shattered Field
Level: Shattered Field Clear the Area.
Being Defensive TPE 4
Press TAB to see what towers you can use Fourth level of the series: The Proto-Experiment(TPE for sh
M2L4 Ambushed
Level: M2L4 Ambushed
Nightmare
Level: Nightmare Secure the base quickly and clear the area.
Tunnel Vision
Level: Tunnel Vision Clear the Area.
Farming Station
Level: Farming Station
Canyon of death TPE 7
Press TAB to see what towers you can use Seventh level of the series: The Proto-Experiment(TPE for s
Multiple directions TPE 3
Press TAB to see what towers you can use The third level of a series:The Proto-Experiment(TPE for sh
The Begining TPE 1
Press TAB to see what towers you can use. First level of a series called: The Proto-Experiment(TPE f
Outpost
Fairly easy map just to play with the level editor
A Slimy deal TPE 2
Press TAB to see what towers you can use The second level of the series:The Proto-Experiment(TPE for
killer the last hero
Level: killer the last hero
SixPoints
Level: SixPoints
Alex29
Level: Alex29
Claustrophobia
Level: Claustrophobia Chip away on two different fronts as the infection closes on your Colony. Clau
L1: "Blitz"
An attempt at making a series of levels. Probably won't be finished!
Almost Indestructible Wall
An almost indestructible wall, I managed to destroy it with just 5 crystals and no custom towers can
Toxic
Level: Toxic
Funnel Cave
Level: Funnel Cave
ALEX2131231231313213121312315678
Level: ALEX2131231231313213121312315678
M2L5 Lost City
Level: M2L5 Lost City
Last Evac
After a long and bloody war, it comes to this last hold out. One last chance to escape or die. *Note
УровеньМаминойПодруги
Level: УровеньМаминойПодруги
Alex22
Level: Alex22
Monsterbedenker level 6
Level: Monsterbedenker level 6
L4 Bunker
The infection here is vastly more dangerous than anything you have previously encountered. Survive l
The Acidic Sandfields TPE 6
Press TAB to see what tower you can use Sixth level of the series: The Proto-Experiment(TPE for shor
M2L7 Red Storm
Level: M2L7 Red Storm
M1L3 Subway Signals
Level: M1L3 Subway Signals
M1L2 Acid Rain
Level: M1L2 Acid Rain
L7 Cavity
Strange brown eye like growths fill the dark caverns, and appear to be spreading the infection durin
L6 Wormholes
Honestly just filler lol
L3 Deposits
The path forwards dipped into a cave system which contains strange toxic green crystals. The presenc
M2L6 Silverspawn
Level: M2L6 Silverspawn
M2L3 Subway Signals
Level: M2L3 Subway Signals
M2L2 Acid Rain
Level: M2L2 Acid Rain
M2L1 Spitters
Level: M2L1 Spitters
M1L8 Bake a Cake
Level: M1L8 Bake a Cake
Remake of Domes X
Level: Remake of Domes X
L2 Forks
These caves have many different ways they can be traversed, but a new foe has developed which can ta
Basin
Level: Woo! Can You Handle This Level? Let's See! Have Fun and Good Luck! (English) Уууу! Вы Сможете
786rtyfgd
Level: 786rtyfgd
Top Heavy
Level: Top Heavy
Larva wave test
Level: Larva wave test
Larva wave test
Level: Larva wave test
on no big creature
Level: on no big creature
I hate slimes34
Level: I hate slimes34
I hate slimes3
Level: I hate slimes3
The Hallway TPE 5
Press TAB to see what towers you can use The Fifth level of the series: The Proto-Experiment(TPE for
AchievementMap
A simple Achievementmap for those grind achievs. Runs 1min without risk Completes the following Achi
The GLORY
Level: The GLORY
alex29
Level: alex29
ALEX2313213E13143445445456456777777777777777777777777777
Level: ALEX2313213E13143445445456456777777777777777777777777777
alex23134312213231231321546789o
Level: alex23134312213231231321546789o
M1L7 Cavity
Level: M1L7 Cavity
M1L6 Wormholes
Level: M1L6 Wormholes
M1L5 Tropic of Cancer
Level: M1L5 Tropic of Cancer
M1L4 Bunker
Level: M1L4 Bunker
M1L3 Deposits
Level: M1L3 Deposits
M1L2 Forks
Level: M1L2 Forks
M1L1 The Beginning
Level: M1L1 The Beginning
Alex28
Level: Alex28
aLEX23
Level: aLEX23
Laser Pumping 2
Level: Laser Pumping 2
Claustrophobia
Level: Claustrophobia
New Game Plus Acid Trip Simulation
Level: New Game Plus Acid Trip Simulation
M1L1 Spitters
As you exit the crystal caves for the second time, you stumble across a new lifeform you have never
L8 Bake a Cake
Hey wait! You recognize this place. This is right next to the toxic crystal deposits from earlier, t
testing larva
This level contains an enemy not normally found in the level editor. It exists to see if steam works
Running Red
Can you defeat the flood of red using only flame towers and missiles
High Quality Gameplay
absolutely brilliant work you see, this is peak film. nothing can top morbius 2 custom towers are di
L5 Tropic of Cancer
There's some good news, and some bad news. Good news, you've unlocked a new tower, and can break thr
Червяк и змея
Level: Червяк и змея
Monsterbedenker level 8
Level: Monsterbedenker level 8
Monsterbedenker level 7
Level: Monsterbedenker level 7
Monsterbedenker level 5
Level: Monsterbedenker level 5
Monsterbedenker level 4
Level: Monsterbedenker level 4
How to Install Protolife Mods
How do I get started with Protolife mods?
Subscribe on Steam Workshop. Mods auto-download and install. Launch the game to activate.
Are Protolife mods free?
Yes. All mods listed here are free downloads. We link to the official pages.
What are the best Protolife mods for beginners?
Use the sort dropdown above to find the most-endorsed or highest-rated mods — these are community-tested and ready to go.