This jam is now over. It ran from 2019-08-08 18:00:00 to 2019-08-14 03:59:59. View results

It's time to work on our full spectrum monitor tan, the 2019 Summer #ue4jam is about to kick off! Stock up on Vitamin D supplements, save yourself from dangerous UV rays and join us for another #ue4jam. We have exciting prizes for the winners, and sweepstakes for everyone who participates!


The Count of Schwartzburg
By Bohrium

Pencil Heart
By SteppeHareStudio

By Solar Production

Special Category Winners

Is this real life? - for the best XR game

Shipping Sheep VR
By SmVynt

Army of One- for the best game developed by a solo developer

By Pseudocode

Tiny Award - for the best game that comes in under 100MB

By Nocturnal Arts

THE RULES Work alone or with a team (up to 5 members total) to make the most incredible project in Unreal Engine 4 based on the given theme and submit before the deadline.


Here's the list of submission requirements to win a prize:

  • The game must include custom gameplay that exceeds the gameplay found in Epic Games’ starter templates.
  • All art assets in the game must have a material other than the default applied to it.
  • Submissions must be packaged for Windows or MAC OS X or Android or iOS (development build) or Lumin or Oculus Mobile. No full, unpackaged projects. VR and AR projects are accepted. Android games can be distributed via the Play store as well.

In Unreal Engine game jam tradition, we'll be kicking this one off and announcing the theme at the end of the livestream on Thursday, August 8 at 2PM EDT. The jam ends on Tuesday, August 13 at 11:59PM EDT

You will need the following information:

  • Team Name
  • Each Team Member's Name and Email Address
  • Game Name
  • Name of your submission
    • Please format your name of your .zip file with your team's name attached, ex. TeamName_GameName
  • List any content that was created before the jam that was included in the final submission.
  • A link to gameplay footage to be included in our highlight reel on the Summer #ue4jam results livestream, if you so desire.
    • Please keep your video between 30-60 seconds.

>> You need to upload your game to your account page before you can submit it to the Summer #ue4jam page.<<

NOTE: In order to submit your game to, your .zip file must be UNDER 1GB. This won't affect most projects, but please be mindful of the size of your game once compressed. If your file is more than 1GB, you may utilize the Butler tool to upload your files to More info on that here.

Here are some resources that will help you get prepared for the Summer #ue4jam.

Looking for a team? Want to start your own? Head over to our page to find other folks to jam with!

SideFX is offering a FREE 2-month Houdini license to all Summer #ue4jam participants. Go ahead and sign up here!

Quixel is offering access to the Quixel Megascans library under a Personal 4K subscription prior and throughout the jam. Sign up here!

Assembla will grant access to their platform to all #ue4jam development teams to build their Unreal Engine game using Perforce and/or SVN repositories. Teams can also use Assembla’s built-in PM tools to coordinate their efforts during the Jam. As a secure cloud version control provider of Perforce, SVN and Git in the cloud, Assembla is an essential partner to any gaming developer. We are excited to help facilitate Assembla’s ongoing work within the game development community. Read our new "how to" guide here. Please also explore tutorials on using Assembla beforehand for maximum efficiency during the event. Head over here to sign up your team!

NOTE: Repositories will be deleted 14 days after the jam concludes. Save your files locally to ensure they won't be lost!

Sign up with a free account at for 30 free materials from the team! 

Need access to a sound library? Soundly has you covered! You'll get full access to Soundly and its massive sound effect library during the jam. Enter promo code pUE4JAM after installing to get started.

Chat with other jammers over at the Unreal Engine Spring #ue4jam forum thread.

AWARD CATEGORIES AND PRIZES The Summer #ue4jam will feature a Grand Prize sweepstake, plus additional prizes for the finalist teams and special category winners. Submissions will be judged for unique use of the theme, gameplay and visuals on a 1-5 point scale each. The top 3 teams will be declared our finalists.


All qualified jam participants will be entered into a sweepstake to receive one of 10 one-month subscriptions to


All qualified jam participants will be entered into a sweepstake to receive one of three Unreal Engine-branded gaming chairs from DXRacer.


All qualified jam participants will be entered into a sweepstake to receive one of twenty $50 credits to the Unreal Engine Marketplace.

FINALIST PRIZES All entries will be judged for their unique use of the theme, gameplay and visuals. The top three entries will be declared our finalists. 

All Finalists will receive:

Many thanks to Intel for sponsoring the Summer #ue4jam and supplying our community with rad prizes! We encourage you all to check out their Game Dev Program at and sign up. They'd love to provide your team with resources to help you succeed -> Get ready. Get noticed. Get big.

Every individual from the three finalist teams will also be entered into the Falcon Northwest Grand Prize sweepstake, where only one lucky person will receive the Summer #ue4jam’s biggest reward; an Unreal Engine-branded Falcon Northwest PC.


  • Talon 20th Anniversary Edition case with custom Unreal graphics
  • Intel Core-i9 9900K 5.0 GHz processor
  • Asetek 280mm sealed liquid cooler
  • 32 GB DDR4 memory
  • CableMod custom cable package
  • Nvidia GeForce RTX 2070 Super graphics card
  • 1TB Samsung EVO NVMe storage drive
  • 750 Watt EVGA power supply

Our special categories are for teams who create amazing games, but have something just a little different.

  • Is this real life? - for the best XR game.
  • Army of One - for the best game developed by a solo developer.
  • Tiny Award - for the best game that comes in under 100MB.

Winners of these special category prizes will be rewarded with:

Happy developing, and good luck!

Streaming your work on Twitch? Use the Unreal Engine category and let us know so we can follow along!

Are you on Twitter or Instagram? Show off your work using the #ue4jam hashtag!

Helpful Links for Jamming 

Official Sites
Getting Started Docs
Reduce Your Package Size
Top Tips for Game Jams
Wiki Tutorials
Wiki Code Tutorials/Snippets
Training Videos
Tutorials and Guides
Blueprint Getting Started Thread
C++ Getting Started Thread

Unreal Engine's Official YouTube Channel
Peter L Newton's YouTube Channel T
eslaDev's YouTube Channel

Mathew Wadstein's YouTube Channel
Luos' YouTube Channel

Tutorials and Guides
Tutorials by Tom Looman
Blueprint Guides by Romero