Every Saturday at 20:00 UTC

Next jam:

Bills by boltkey Bills
for 1 Hour Game Jam 175 (Charge)

Pay off as many bills as you can before time runs out! Can you reach score of 10? Reload the page to restart

Apollo 13 by boltkey Apollo 13
for 1 Hour Game Jam 143 (Moon)

Get back to earth!

jUmPr by boltkey jUmPr
for 1 Hour Game Jam 140 (Up)

Jump up to survive lava and gain score. Press and hold up arrow to charge your jump.

Unicode Guessing Game by boltkey Unicode Guessing Game
for 1 Hour Game Jam 84 (Upside Down)

Try to guess if various Unicode characters are written correctly or upside down before time runs out.

Keep your distance by boltkey Keep your distance
for 1 Hour Game Jam 73 (Isolation)

Keep your mouse cursor as far from those pesky red circles as possible. Score over 1000. Once your HP reaches 0, you stop earning score. F5 to retry, no time to implement restart button.

Button of fate by boltkey Button of fate
for 1 Hour Game Jam 69 (One button)

Just follow the instrutcions button gives you

Fast clicking by boltkey Fast clicking
for 1 Hour Game Jam 61 (Do it Quickly)

Click the number in order before time runs out

Press H for help. by boltkey Press H for help.
for 1 Hour Game Jam 47 (Help)
Color order by boltkey Color order
for 1 Hour Game Jam 46 (Puzzle)
One Hour Game Jam is open-source, Get One Hour Game Jam software on GitHub.
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Established 2015