Welcome to the SoloDevelopment Halloween Jam #9!
THEME VOTING
Theme voting will begin soon! Check back for updates.
Want to suggest a Halloween theme? suggest themes here
---
Three days to craft something eerie or otherworldly. Our Halloween jam brings together solo developers for a focused weekend of creation.
Some folks join us every year, others are discovering us for the first time. Either way, you've got 72 hours to build something memorable.
⏳ Schedule:
- Start Time: October 24, 2025, 3:00 PM EDT (7:00 PM UTC)
- End Time: October 27, 2025, 3:00 PM EDT (7:00 PM UTC)
- Duration: 72 Hours
- Voting Period: One week after the jam ends
🎃 Theme: TBD
Theme will be announced at jam start!
Rules:
- Solo Developers Only: This jam is just for solo devs—show off what you can do on your own.
- Pre-made Assets: Allowed if you have the legal rights to use them.
- No AI-Generated Assets: Keep the work your own.
- Game Engines: Use whatever engine you like.
- New Projects Only: Build it during the jam weekend. Old work or spam submissions will be removed.
Prize:
The winner will receive the "Jam Winner" Discord role and enter our Hall of Fame
Judging Criteria:
- Creativity: Unique ideas or unexpected twists.
- Gameplay: Is it fun, interesting, or engaging?
- Theme Interpretation: How well the theme was used.
- Polish: Overall feel and finish of the game.
Community and Support:
Join our Discord to chat with other participants, share progress, and get feedback. Explore past jams and submissions here.
Get Started:
Mark your calendars and get ready to build—72 hours of focused solo dev begins Halloween, October 24.