Firefly Jam
A 48-hour glow-up for handheld games.
When: January 17–18, 2026 (00:00 to 23:59 UTC)
Where: Online, build anywhere, submit on itch.io
Who: everyone, devs, game devs, hobby devs, pro, geek, first time game devs etc...
We’re building a handheld console game playing on desktop.
Now we’re inviting you to be among the first to fill it with games, weird, joyful,
- You don’t need to be a pro.
- You don’t need fancy art.
- You don’t even need to “win.”
- Just show up, make something (even small), and share it.
You can use:
- Go, Rust, Lua, Zig, C/C++, TypeScript, etc...
- Runs on desktop
- Open-source starter kits & CLI tools
- Starter kits & docs
- Join Discord for help
Rules
- The game must be created and run with Firefly Zero.
- Source code must be shared (any open license : MIT, GPL, CC0, etc.).
- Submissions must be made between January 17, 00:00 UTC and January 18, 23:59 UTC, 2026.
- Teams of any size allowed (including solo).
- You may use assets you have rights to (original, CC0, public domain, or properly attributed).
- No AI-generated full games (AI-assisted art/code is okay, It needs to be declared on the submission).
- No hate speech, harassment, or non-consensual content.
- Short dev log (and feedback on Firefly zero on the developer experience)
Prizes
We’ll send stickers to everyone who submits, and top entries get a signed Firefly Zero, T-shirts, and a spot in our FOSDEM 2026 showcase.
- 🥇 1st place: Free Signed Copy of Firefly Zero Console + T-shirt + stickers
- 🥈🥉 2nd–5th place: T-shirt + stickers
- All submitters: Stickers pack (yes, really)
And if your game sparks joy? We may ask to include it on the device itself, with your name on it, and fair pay.
NB: All games will be added to the game catalogue page.
The jam runs January 17–18, 2026.
Submissions close at 23:59 UTC. Results available January 22.
Ready?
Let’s jam, share with your network.