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Crafting new authentic content with unexpected twists.

RainbowDevs are collective of passionate Gameboy developers with decades of experience.

We are coders, artists, musicians, designers, and every position in-between — crafting new stories and worlds for everyone explore while pushing the boundaries of classic, retro hardware. Everything we do runs on original, classic hardware, as our passion for the original games and worlds runs deep.

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Latest News

UPS patching specification

  • May 3, 2008

Update: While rijonAdventures still uses the UPS format, we now have a different recommended method applying it to your ROM file. For up-to-date setup instructions, please click here. rijonAdventures will be supporting a new patching format called UPS. This format allows for a much bigger ROM size (more for...

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Virturia

  • April 27, 2008

Virturia is a virtual reality chamber. The world inside is completely virtual. You’re thrown straight into this world as part of the South Rijon quest. Originally posted on the old Rijon website, now offline. Archive link.

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Azalea Town

  • April 25, 2008

Originally posted on the old Rijon website, now offline. Archive link.

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We do not claim ownership of any IP, all content is copyright their original owners.
No content is hosted or distributed on this website, only a file-patcher that runs within your browser to modify existing files.

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