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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

Pokémon Mart stock

A trainer always goes from every town to get items. However, what if you backtrack to a town and their items are not really what you’re looking for? Actually, it happens all the time. So, what’s funny is, that I thought of this idea before I saw it actually...

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Merson City Hot Springs

Let’s face it; no Japanese-style hotel (in Merson City!) is complete without hot springs! And there’s one way to get into them; through the Hotel! This area is not available in the public beta. There’s a small oversight that may allow you to access the exterior suites and the...

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Beta testing program

From March 13 to March 26 at the PokéCommunity, I was looking for six beta testers to look for errors in rijonAdventures. Needless to say, that program is now closed. A second round will open close to the game’s final release. Originally posted on the old Rijon website, now...

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