Recently updated saves from powdertoy.co.uk
Boiling Water Reactor 5 by dornog70
Boiling Water Reactor (BWR) 5. Has a turbine, reactor, and radwaste/control building along with primary and auxiliary systems. Is able to support 200-300C steam. This is heavily WIP**!! Report any errors in the comments and leave suggestions!
| Published: 3.1 weeks ago (at 05:38, 21 Jan 2026) | Updated: 5 days ago (at 03:47, 7 Feb 2026) |
Cool Facts About Cells by helo23
PLEASE GIVE ME FACTS IN THE S.R.F I'M ALREADY MAKING A SEQUEL
| Published: 5 days ago (at 03:35, 7 Feb 2026) | Updated: 5 days ago (at 03:35, 7 Feb 2026) |
The CPU killer by Androiduseroninfinix
No Description provided.
| Published: 5 days ago (at 03:14, 7 Feb 2026) | Updated: 5 days ago (at 03:14, 7 Feb 2026) |
legit copy so this is gettin destroyed by Androiduseroninfinix
credits to id:2541875
| Published: 13:28:17 on 14 Jan 2026 | Updated: 5 days ago (at 03:12, 7 Feb 2026) |
Death Star by Cugy_2345
No Description provided.
| Published: 01:20:04 on 23 Jan 2021 | Updated: 5 days ago (at 03:11, 7 Feb 2026) |
Nuclear recycling facility by HapyMetal
No Description provided.
| Published: 15:00:16 on 24 Sep 2017 | Updated: 5 days ago (at 03:01, 7 Feb 2026) |
![[ContentData Deleted]](http://static.powdertoy.co.uk/3335480_small.png)
[ContentData Deleted] by Androiduseroninfinix
Protocol D25 does not allow Unpublished saves to exist
| Published: 5 days ago (at 03:01, 7 Feb 2026) | Updated: 5 days ago (at 03:01, 7 Feb 2026) |
ASMS Main Menu by TheFPSKiller
The ASMS will hopefully be the scale that ends all scales. The one that will render all other scales useless. It measures detailed information about an azure, and therefore will be able to measure the stats of an azure with precision never seen before.
| Published: 14 days ago (at 02:05, 29 Jan 2026) | Updated: 5 days ago (at 02:37, 7 Feb 2026) |
Simple freezer by tg3456
First creation i have uploaded. Drops ambient temp about 52 degrees. Also would anyone know why the refrigerant has been dissapearing?
| Published: 5 days ago (at 02:27, 7 Feb 2026) | Updated: 5 days ago (at 02:27, 7 Feb 2026) |
Asteroid and Moon by Odyssey2025
No Description provided.
| Published: 5 days ago (at 02:01, 7 Feb 2026) | Updated: 5 days ago (at 02:01, 7 Feb 2026) |
OS3: Creation of Mixtures by helo23
have i done this before? yes. also i've made the starting sequence more refined and i reduced the gbmb so some grvt survives
| Published: 6 days ago (at 13:04, 6 Feb 2026) | Updated: 5 days ago (at 01:37, 7 Feb 2026) |
A lot of sun stuff by OberonPermafrost
Idk what to put here...
| Published: 5 days ago (at 01:27, 7 Feb 2026) | Updated: 5 days ago (at 01:27, 7 Feb 2026) |
Shell AP by jimmyjohnjames
Armor Piercing shell
| Published: 13 days ago (at 21:43, 29 Jan 2026) | Updated: 5 days ago (at 01:06, 7 Feb 2026) |
T-C-T Armor by meow_Chron1c
A strong armor that does not use any clone, layering or converter
| Published: 5 days ago (at 00:55, 7 Feb 2026) | Updated: 5 days ago (at 01:52, 7 Feb 2026) |
Reactor 3wip by AlexFinn
No Description provided.
| Published: 5 days ago (at 00:39, 7 Feb 2026) | Updated: 5 days ago (at 00:39, 7 Feb 2026) |
Metastable Matter by TheFPSKiller
No Description provided.
| Published: 6 days ago (at 23:26, 5 Feb 2026) | Updated: 5 days ago (at 00:40, 7 Feb 2026) |
Full bridge rectifier by SparkLink
AC electricity converted to DC!
| Published: 8 days ago (at 01:22, 4 Feb 2026) | Updated: 5 days ago (at 00:35, 7 Feb 2026) |
Very primitive organism aaaa working by Builderbob101
No Description provided.
| Published: 5 days ago (at 00:33, 7 Feb 2026) | Updated: 5 days ago (at 00:33, 7 Feb 2026) |
oh no by ChineseT72
oh no
| Published: 5 days ago (at 00:27, 7 Feb 2026) | Updated: 5 days ago (at 00:27, 7 Feb 2026) |
Coal Power Plant by bodenS
A weird lil coal-fired power plant. You first need to fill the chamber with coal, and activate the feedwater pumps until the water loops back, and then click the Pilot Flame button a few times to sustain a fire in the chamber.
| Published: 5 days ago (at 23:44, 6 Feb 2026) | Updated: 5 days ago (at 23:44, 6 Feb 2026) |
The STKM Constelation by OberonPermafrost
Read the 11 in ABA-11-ca with roman numbers - Then place the ca before the 11-then make the ca highercase Cereal-1 Milk-2 NM-IDK is:No Name-IDK
| Published: 5 days ago (at 23:37, 6 Feb 2026) | Updated: 5 days ago (at 23:37, 6 Feb 2026) |
Nuke Warehouse by bodenS
No Description provided.
| Published: 5 days ago (at 23:18, 6 Feb 2026) | Updated: 5 days ago (at 23:18, 6 Feb 2026) |