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Every Saturday at 20:00 UTC
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Next jam:

Next week is the 200th One Hour Game Jam! Woo! Aaaand it clashes with Alakajam! So participate in whichever jam you wish, One Hour Game Jam will still be here the weekend after Alakajam after all :D
pizzaportal
mini portal by pizzaportal mini portal
for 1 Hour Game Jam 164 (your favorite game but the most simplest possible)

Portal but really small

CLICK EVERYTHING. by pizzaportal CLICK EVERYTHING.
for 1 Hour Game Jam 163 (Unexpected)

Click everything. Good luck and have fun.

Survive the Rocks by pizzaportal Survive the Rocks
for 1 Hour Game Jam 19 (Rock Simulator)
One Hour Game Jam is open-source, Get One Hour Game Jam software on GitHub.
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