Rhythmic World

Collection by Zudokato

My first history

Black Heart

Collection by ol666

A custom story made out of ONLY BOSSES! The more you progress the better the levels become.

Just Shapes and Beats Levels

Collection by DXL44

Collection of great JSAB styled or inspired levels on the Workshop. If you're coming from that game and want more of it, then play these! Ordered from oldest to newest.

Level Contest 2025.1 (Fan Levels)

Collection by YeetusMcCleetus

This quarter's Level Contest (2025.1) theme is "Fan Levels" A whopping 20 levels were submitted.

The Experiments

Collection by MotionIII

Thank you for choosing the Experiment Viewer add-on for your copy of the Project Arrhythmia software. Experiment Viewer is the leading software extension for displaying and interacting with proprietary experimental-type files that cannot otherwise be viewe

Virtual Arcadia (ongoing)

Collection by virmay

The Assembly Pack

Collection by Numbur99

A collection of 8 levels. These levels are some of my best to this point and time. I hope you, the player, will enjoy them and have fun.

2025.2 Chiptune Contest Levels

Collection by Numbur99

All levels submitted for the 2025.2 Contest. For convenience, all of the levels are in the order of where they are in the voting form.

<100 Objects Collection

Collection by DukemzGaming

A collection of levels with less than 100 objects that are hopefully fun to play. Contact me on Discord if you want me to add your level to this!

The Casting Call

Collection by 卡得中心

The Casting Call PA series This series is lore-basic. You can find the lore in discord server

Prism Series (unfinished)

Collection by oneleaf

collection of levels in the prism series (wow i suck at naming things) contains: Frontlines (advanced) Dimension (advanced) SAVE THIS WRLD (expert) Grand Finale (master) ????? ?? (advanced) ?? ??? ?????'? ??? (master) ?????? ?????????? (expert) ????? (mast

The Trials Series

Collection by DXL44

Unforgettable. Inescapable. On the precipice of what you know, facing into the abyss that is what you don't. And yet, it all feels familiar on the surface. You are not a hero. You are a player, controlling a vessel, avoiding an obstacle, facing a challenge

The Polygon

Collection by enchart

A collection of all levels from "The Polygon" storyline made by enchart.

Project Elevatia

Collection by DXL44

Infinite realities. One legacy. Project Elevatia is a collection of collections that are all connected by an overarching multiversal plot and setting. Each storyline can be enjoyed individually, but all connect in some way to the Navigator Stars - a race o

The Arama Archives

Collection by Aratonati

The Arama Archives is an alternative Story Mode where a digital map leads Hal and A-tan to a collection of archives that are connected to the supercomputer. What they found there is unlike anything they have imagined despite the near hopelessness that the

Void Untold

Collection by dragonw1414

Custom story level pack: Discover your place in a world locked in a battle of order and chaos, and stop the world from being taken over by... something.

Dark Delirium [CANCELLED]

Collection by Mc-Starz

A custom storyline in Project Arrhythmia created by Mc-Starz. Join Nano (the Nanobot) as they try and stop Hysteria's evil clutches while also trying not to get killed by Hysteria's ongoing possession of various characters, while also trying to figure out

Super awesome collection

Collection by < blank >

A Deli-ctable Collection

Collection by Deli

My own collection of favorite levels.

the system

Collection by imxgen11c

Level Contest 2024.3 (Decay)

Collection by YeetusMcCleetus

This quarter's Level Contest (2024.3) theme is "Decay". 4 entries were submitted. "Molded... Rotting... Slowly decaying...."

Dark Desillusion | My First History

Collection by NickZeroMusic

This is my first history, Dark Desillusion, and yeah, i know that i'm a musician but i don't care bro...

my fav levels in all time

Collection by imxgen11c

The Noble Conquest

Collection by Deli

A fun collection of levels where you battle elemental bosses. Or is it? >>>>> --------//error#\0@|={At last.....there is still hope for us.}= *&!?<error//---------- >>>> I hope you enjoy this colorful selection!

Collection Collection

Collection by DXL44

Looking for collections? Here's a list of collections! This is a collection of other level collections of any kind that are...well, good. That means level recommendation lists, levels with a shared theme, and levels that are a part of a story. If you want

NO BOSS ZONE

Collection by DXL44

Want a change of pace from boss levels? Or know someone else who does? This is a collection of EVERY good level without a boss fight on the workshop that I can find. Give them some love, they could use it. If I missed a good one, let me know in the comment

Relaxing Hexagon - Another Life

Collection by The2Ha

A group of students from a school trip are out to explore!

Aetherborne Collection

Collection by Luminescence

A collection of collabs and a few solo levels featuring songs from Chime's Aetherborne album! I hope you have fun with it so far!! Banner and Main image by DXL44

Clockwork Invasion

Collection by Neo_Nyan

An evil from another universe has arrive and threatens the existence of all of Arrhythmia. It is up to you to find the editor relics and the heroes capable of stoping the Clockwork Invasion.

The Crystal Monarchy

Collection by Luminescence

The story of The Crystal Monarchy is a simple one, get the Crystals from evil Monarchs and bring them to your creator. That's all there is to it, right? Or are there secrets to uncover? Who knows, you think you know everything, yet so much still eludes you