Mods / Franken Cube

• FFriendship is magic 10by LazyCoal41.2k downloadsupdated 14 y ago
• FFriendship is magic 16by LazyCoal33.8k downloadsupdated 14 y ago
• FFriendship is magic 24by LazyCoal33.4k downloadsupdated 14 y ago
• CChambers of Madnessby DonyelBe sure to make use of the 'tab' function in which you can see what your partner sees. Keep in mind in cooperative chambers you must employ two sets of portals. Teamwork and communication is key to completing any cooperative test chamber.29.9k downloadsupdated 14 y ago
• QQuality Control: Buttonsby HugoBDesignerWelcome to Aperture Science's Quality Control Testing Initiative. Today, you'll be testing our Heavy Duty Super-colliding Super-buttons. Who's ready to do some quality checking? Update 1: Added a pedestal button to the laser relay that temporarily turns it off, and removed ceiling portalable wall...29.7k downloadsupdated 10 y ago
• OOut Of The Boxby TarloA co-op puzzle map. Can you and your friend figure out what to do? Have fun!23.4k downloadsupdated 10 y ago
• FFriendship is magic 63by LazyCoal20.3k downloadsupdated 13 y ago
• CChainbuilder (Revamp)by DJDoujin | #BringBackQuickplayA revamped version of Chainbuilder by Positron.12.5k downloadsupdated 7 y ago
• PPortal Mario (CRASH)by gifqaHave fun! Review from German magazine --------------- Portal Sonic Portal Creeper12.1k downloadsupdated 14 y ago
• HHappy Birthday, Portal 2!by ellaIn honor of the 2nd anniversary of Portal 2, I have created this special, somewhat easy test chamber. With real confetti this time.11.7k downloadsupdated 14 y ago
• DDangerously Unlethalby ellaCave here. Chariots chariots. The lab boys just informed me that this upcoming test is a result of numerous employee protests that the tests were... let's see here... (paper rustling)... "unsafe". Alright, I don't know where you people got your education, but everyone knows that safe Science isn'...10.1k downloadsupdated 14 y ago
• II love to flyby УМАTEST 09 In this test, you will fly not only from happiness :) It will help you to react and logic! Use F6 to quick save! Waiting for comments and feedback. Thanks for playing.9.3k downloadsupdated 14 y ago
• SScientific collaboration Vby potemkinhrThe fifth map in the coop series, featuring lasers and more lasers! After the last experiment, which was extremely expensive due to a large amount of spilled gels, the safety officer had to be laid off. This could present some problems for humans, but luckily we have lots of spare testing robots....8.9k downloadsupdated 14 y ago
• RRoom Experience: 4 Floorsby ZorayaStarting from the basement, 4 floors with some suprising parts are awaiting you. I appreciate your comment. If you need help, I will be happy to assist you.8.3k downloadsupdated 13 y ago
• CCube on Button #1by Goat CheeseJust a simple Cube-on-Button test chamber... or is it? -If you enjoyed this test, check out 'Cube on Button #2' in my workshop =)8.2k downloadsupdated 14 y ago
• UUp, Up and Away!by MetaWhat's in the name: try now and level up! 12 - 01: Update 1.1: fixed some minor issues, extracted from player feedback. 14 - 01: Update 1.2: Fixed a bug in the second room. 18 - 01: Update 1.3: Removed an exploit. Great thanks for all the feedback!8.0k downloadsupdated 14 y ago
• HHigh Security passageway Ver. 2by austinzoloSecret area leading to the deeper parts of Aperture. Kept under lockdown by turrets. (FIXED)7.6k downloadsupdated 14 y ago
• TTower of Rooms (fixed)by Cobalt_RaptorA tower with a series of easy tests. (The first room is now fixed to were you can jump down and not get stuck.) Part 2: Part 3:7.2k downloadsupdated 10 y ago
• AArmageddonby УМАTEST 21 Save the World :) Use F6 to quick save! Waiting for comments and feedback. Thanks for playing.6.5k downloadsupdated 14 y ago
• DDo not move - Auto Chamber / Levelby dominikOnly use your mouse after going into the chamber! Difficulty: Very Easy Size: Big Chance to die: Impossible Notes/Hints: You may have FPS Drops because it is a big map.6.2k downloadsupdated 6 y ago
• TTimeTOdie 20 - Five rooms (Pro Series)by TimeTOdieWelcome to my 20th chamber and my second special chamber. Every tenth chamber of my TimeTOdie series is a special chamber. It is a pro chamber. Solve all five rooms to open the exit.5.9k downloadsupdated 12 y ago
• BBig rollercoaster #2by TheLUCKYfighterHi, I saw that you guys realy like my rollercoaster ! Thanks for that ! As long as you guys like my rollercoasters will I make more rollercoasters ! This one is totaly diffrent, you have easter-eggs, diffrent chambers and more. Have FUN ! Other rollercoasters: Big rollercoaster #1: Big rollercoas...5.9k downloadsupdated 14 y ago
• SScientific collaboration IXby potemkinhrThe ninth map in the coop series, featuring timed funneling. Easy reboot available in case of player's death. ============================================ Feel free to try my other maps at: ======================================5.6k downloadsupdated 14 y ago
• 113 Angry Test : Part : 5by HerbabotomusfilmsNUMBAH 5 :D this one is moar angry >:)5.5k downloadsupdated 14 y ago
• TToo many buttons [COOP]by KonclanThat there is a lot of buttons5.4k downloadsupdated 11 y ago
• FFusals die 4.by PinataaUnd die naechste. Viel Spass (^_^) Have fun5.3k downloadsupdated 14 y ago
• RRollercoaster of Doomby TechniI just smashed this rollercoeaster together. It was supposted to be bigger, but theres a limit on the amount of items i can have in a map. I hope you enjoy it, and remeber to leave me some feedback :)5.1k downloadsupdated 15 y ago
• PPortal Museumby EurobeastCave Johnson here, this is a museum :D4.9k downloadsupdated 14 y ago
• 22K17 Betsyby LumpiK4.7k downloadsupdated 9 y ago
• [[P2M] A decent rollercoaster!by StayTainted™this is a fucking measterpiece4.7k downloadsupdated 14 y ago
• CCommunicateby TheCyberOneIn this test you need to work together while you are separated from your team mate. Because of you two being separated you need to communicate what you see and what the other has to do to get out of the test. I hope you enjoy, and like if you did!4.5k downloadsupdated 9 y ago
• TTimeTOdie 27 - Hovering cube 01 (Pro Series)by TimeTOdieWelcome to my 27th chamber. It is a pro chamber.4.3k downloadsupdated 12 y ago
• TTimeTOdie 32 - Three Cubes (Pro Series)by TimeTOdieWelcome to my 32nd chamber. It is a pro chamber.4.3k downloadsupdated 12 y ago
• Jjumpby Mr.MASKA4.3k downloadsupdated 12 y ago
• RRaceby Robo_1_3000think-run-win4.2k downloadsupdated 11 y ago
• TTeamwork is Keyby UnluckyDuckWork well with your partner. Communication is very important.4.2k downloadsupdated 13 y ago
• Ttread lightlyby gelukkig ikA relatively simple room that might be a fun challenge for some.4.2k downloadsupdated 12 y ago
• DDead Centerby Stagger LeeAsk anyone who has played L4D2 and they will tell you about the many times they have had to carry thier team. It's no different now. It will take a combined effort to make it to the safehouse. Will everyone make it or will someone be... left for dead?4.2k downloadsupdated 14 y ago
• IIt's a Raceby Effectively NormalFor two people. Each person does the same level but mirrored and whoever gets to the end first wins!!!!4.1k downloadsupdated 11 y ago
• TTimeTOdie 44 - Error (Advanced Series)by TimeTOdieWelcome to my 44th chamber. It is an advanced chamber.4.1k downloadsupdated 12 y ago
• KKatz Chamber 70by KoastKatz4.0k downloadsupdated 9 y ago
• TTest Chamber D016by DrakuloIn this test you will have to use some of these : - Compagnon cube - Light bridge Update : 2012/08/25 : Changed walls in the last zone to prevent skipping the button. Thanks to Metzger Ben for the video!4.0k downloadsupdated 14 y ago
• TThe Escape from Aperture (COOP)by 76561199012468841Can you escape from Aperture? Play this map and find the answer! Map by FilipMax4.0k downloadsupdated 23 mo ago
• PParallel Universe Cooperative Chamber #4by Clarion-ZWell hello there We're surprised that you've made it this far. 78% of test subjects have lost their trust for their partner before entering this test chamber. That in mind, today we're testing if that trust can be rebuilt. If during this test, it seems that you have no other alternative than give...3.9k downloadsupdated 14 y ago
• [[PTI] Into the opera III - Basement [OLD]by KrowiAfter surviving the Hallway you see a control button. Ready to enter the basement of the opera? Play now the new map "Into the Opera II - Basement" containing the PTI Basement and Vault maps:3.8k downloadsupdated 15 y ago
• TTurret Destruction Hallby ziphiNo tests, just destruction.3.8k downloadsupdated 14 y ago
• [[COOP] Technical Difficulties - Part 3by HottentottenThe power went off a couple of years ago. The whole chamber can collapse at every second. Watch carefully where you put your next step. Good luck and have fun! Level of difficulty: 3/5 Mod: BEEMod2 - Vers. 2.4 Creator: Hottentotten_99 alias Cellolide Working time: ~4h3.7k downloadsupdated 10 y ago
• 22 Cubes 1 Laserby ivSpecial guest appearance by: W. Frankencube3.7k downloadsupdated 15 y ago

93 franken cube mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.