Round 001 September 2026 Live now

One Month —
One Game

Make it. Finish it. Share it.

Theme of the Month

«Small creatures»

A small ongoing challenge for game developers. Make and finish one game in a month.

Join the current round

Participation

How to Participate

Finish a small idea and share the result.

  1. Make a game

    One finished idea

  2. Upload it to a supported platform

    The game page stays on the platform

  3. Submit to the jam

    Add the game to the current round

  4. Appear here

    We will pull it in automatically

Games appear here automatically after submission to the jam.

Before submitting, read the full rules

MAKE IT.
FINISH IT.
SHARE IT.

One Month — One Game is an ongoing challenge for game developers. Every month brings a new theme and another chance to finish a small project.

Engine, genre, and experience do not matter. Finish the game and share the result.

Traces of past months

Archive

View the full archive

This is the first round.

The archive will start growing next month.