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Crazy Games and Photon Kick Off 10-Day Global Web Multiplayer Jam 2025

Author:Kristen Update:Jun 23,2025

CrazyGames is set to launch its highly anticipated *Crazy Web Multiplayer Jam 2025*, a global 10-day game development event made possible in collaboration with Photon. Taking place from April 25th to May 5th, this jam invites indie developers from around the world to showcase their creativity by building innovative web-based multiplayer games.

Participants will have the chance to win a share of €10,000 in cash prizes and premium Photon licenses, including:

  • Photon Circle Starter (500 CCU) for one year – valued at €7,500
  • Photon license for 500 CCU for one year – valued at €1,500
  • Photon license for 100 CCU for one year – valued at €100

The only mandatory rules are that all submissions must be created and submitted within the jam period and comply with PEGI 12 rating standards. Beyond that, developers are free to explore any concept or genre they choose—letting imagination drive innovation.

Crazy Web Multiplayer Jam 2025 promotional image

Since its launch in 2014, CrazyGames has grown into the world’s most popular free online gaming platform. Leveraging HTML5, JavaScript, and WebGI technologies, it enables seamless browser-based gameplay across thousands of titles. In partnership with Photon, CrazyGames will support participants throughout the event and may offer top-performing games a publishing opportunity on its platform.

Before the jam kicks off, a pre-event livestream will be hosted on YouTube and LinkedIn on April 24th at 4 pm CEST. The stream will highlight two new WebGL platforms—Fusion and Quantum. According to Photon Engine’s Head of Growth, Mark Val: “Photon has supported multiplayer WebGL for over a decade, and our new Fusion and Quantum samples let you create high-performant multiplayer games easily. We believe a WebGL game will be in the top 20 of the world’s most visited websites in the coming year, and the Crazy Web Multiplayer Jam 2025 is a great opportunity for everyone to innovate on the platform.”

Registration for the *Crazy Web Multiplayer Jam 2025* is completely free and open to developers of all experience levels. For more details and to sign up, visit the official jam page.

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