Every Saturday at 20:00 UTC

Next jam:

Running Sushi by boltkey Running Sushi
for 1 Hour Game Jam 211 (Running)

This game requires good amount of imagination. You are the black square. There are 3 pieces of sushi that you want. When a correct piece overlaps with you, press any key to take it. If it is a piece you want, you get 20 points and the speed gets higher. If it is an incorrect one, or none at all, you lose 10 points and speed gets slower. Try and reach 600 points or whatever.

Circles by boltkey Circles
for 1 Hour Game Jam 195 (Going In Circles)

Click circles going in circles in order from biggest and greenest to smallest and reddest. How fast can you get?

Possible maze by boltkey Possible maze
for 1 Hour Game Jam 193 (A Bug? No, that's a Feature!)

Use arrow keys to move and try to get to the green square.

Fast travel by boltkey Fast travel
for 1 Hour Game Jam 192 (Shopkeeper OR Can't stop)

Use mouse to go up and down and try to avoid the brown areas, as they slow you down. If you stop, you lose. If you reach 35000 distance you win.

Find a Bone by boltkey Find a Bone
for 1 Hour Game Jam 190 (Skeleton)

Find as many correct bones (by clicking at them) as you can before time runs out. You get +5 points per correct guess and -1 per bad guess. Can you find them all?

Radioactive waste dumping manager by boltkey Radioactive waste dumping manager
for 1 Hour Game Jam 188 (radiation)

Store radioactive waste in order to mutate as little part of population as possible. Try to survive as long as you can. My pb was 46 s.

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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