New release! It brings completely new multiplayer connector, new audio modulators, improved audio API, 9-slice tiling, and new game menu UI.
github.com/firefly-zero...
#fireflyzero #gamedev
github.com/firefly-zero...
#fireflyzero #gamedev
Release 0.12.0: Better multiplayer and audio · firefly-zero/firefly-emulator
Multiplayer connector got a big rewrite. It's now in Rust and with completely new UX addressing all feedback we've collected from playtests.
Audio got new modulators (ADSR, Sawtooth, and Square), a...
github.com
June 29, 2026 at 10:34 AM
New release! It brings completely new multiplayer connector, new audio modulators, improved audio API, 9-slice tiling, and new game menu UI.
github.com/firefly-zero...
#fireflyzero #gamedev
github.com/firefly-zero...
#fireflyzero #gamedev
Join Firefly Zero game #2: "Nobody Expects a Jam". It's live now and it will be very fun! You have 7 days to make a Firefly Zero game with a SURPRISE.
itch.io/jam/firefly-...
#gamejam #fireflyzero #gamedev
itch.io/jam/firefly-...
#gamejam #fireflyzero #gamedev
Firefly Zero Jam #2: Nobody Expects a Jam!
A game jam from 2026-05-14 to 2026-05-24 hosted by Firefly Zero. Firefly Zero Jam #2 Unexpected gamejam! Oh wait I almost forgot to introduce myself. Hi, I'm Gram , the creator of Firefly Zero . What ...
itch.io
May 14, 2026 at 3:01 PM
Join Firefly Zero game #2: "Nobody Expects a Jam". It's live now and it will be very fun! You have 7 days to make a Firefly Zero game with a SURPRISE.
itch.io/jam/firefly-...
#gamejam #fireflyzero #gamedev
itch.io/jam/firefly-...
#gamejam #fireflyzero #gamedev
Fitrefly Zero Gamejam #1 results are published!
itch.io/jam/firefly-...
#gamejam #FireflyZero #gamedev
itch.io/jam/firefly-...
#gamejam #FireflyZero #gamedev
Top ranked games in the Firefly Zero Jam #1
itch.io
January 22, 2026 at 10:47 AM
Fitrefly Zero Gamejam #1 results are published!
itch.io/jam/firefly-...
#gamejam #FireflyZero #gamedev
itch.io/jam/firefly-...
#gamejam #FireflyZero #gamedev
Final day of Firefly Jam 🚨
Even a small, unfinished game is worth submitting.
Progress beats perfection, especially in game jams where you have thematic and time constraints
We can't wait to see where you are, what you create.
Perks/merchs are already in the house
#fireflyzero #jam #game #merch
Even a small, unfinished game is worth submitting.
Progress beats perfection, especially in game jams where you have thematic and time constraints
We can't wait to see where you are, what you create.
Perks/merchs are already in the house
#fireflyzero #jam #game #merch
January 18, 2026 at 9:09 AM
Final day of Firefly Jam 🚨
Even a small, unfinished game is worth submitting.
Progress beats perfection, especially in game jams where you have thematic and time constraints
We can't wait to see where you are, what you create.
Perks/merchs are already in the house
#fireflyzero #jam #game #merch
Even a small, unfinished game is worth submitting.
Progress beats perfection, especially in game jams where you have thematic and time constraints
We can't wait to see where you are, what you create.
Perks/merchs are already in the house
#fireflyzero #jam #game #merch
The first day of the #jam is dope
Jam tip #1
Keep it SMALL.
One mechanic.
One level.
One idea.
We're live till tomorrow 11:59 PM UTC, and you can still join us
tiny.cc/firefly_jam
#firefly #fireflyzero #game #indie #indiegame
Jam tip #1
Keep it SMALL.
One mechanic.
One level.
One idea.
We're live till tomorrow 11:59 PM UTC, and you can still join us
tiny.cc/firefly_jam
#firefly #fireflyzero #game #indie #indiegame
January 17, 2026 at 9:39 PM
The first day of the #jam is dope
Jam tip #1
Keep it SMALL.
One mechanic.
One level.
One idea.
We're live till tomorrow 11:59 PM UTC, and you can still join us
tiny.cc/firefly_jam
#firefly #fireflyzero #game #indie #indiegame
Jam tip #1
Keep it SMALL.
One mechanic.
One level.
One idea.
We're live till tomorrow 11:59 PM UTC, and you can still join us
tiny.cc/firefly_jam
#firefly #fireflyzero #game #indie #indiegame
🔥FIRE FLY JAM IS LIVE 🔥
Theme: Firefly
⏱ 48 hours in total
Submit on itch.io/jam/firefly-...
Good luck everyone !!
#jam #fireflyzero #game #indiegame
Theme: Firefly
⏱ 48 hours in total
Submit on itch.io/jam/firefly-...
Good luck everyone !!
#jam #fireflyzero #game #indiegame
Firefly Zero Jam #1
A game jam from 2026-01-17 to 2026-01-22 hosted by geoffreylgv & Firefly zero. Firefly Zero Jam #1 Hi, I'm Gram , the creator of Firefly Zero . What is Firefly Zero? I'm glad you asked! Firefly Zero i...
itch.io
January 17, 2026 at 12:12 AM
🔥FIRE FLY JAM IS LIVE 🔥
Theme: Firefly
⏱ 48 hours in total
Submit on itch.io/jam/firefly-...
Good luck everyone !!
#jam #fireflyzero #game #indiegame
Theme: Firefly
⏱ 48 hours in total
Submit on itch.io/jam/firefly-...
Good luck everyone !!
#jam #fireflyzero #game #indiegame
The Firefly Zero Jam theme is "firefly"! Crazy, right? It can be anything related to fireflies or the word "firefly".
Some ideas:
- Catching fireflies
- Being a firefly
- Mimicking firefly light patterns ("photuris")
#gamejam #fireflyzero #opensource #fosdem #game #theme #itch
Some ideas:
- Catching fireflies
- Being a firefly
- Mimicking firefly light patterns ("photuris")
#gamejam #fireflyzero #opensource #fosdem #game #theme #itch
January 16, 2026 at 6:00 PM
The Firefly Zero Jam theme is "firefly"! Crazy, right? It can be anything related to fireflies or the word "firefly".
Some ideas:
- Catching fireflies
- Being a firefly
- Mimicking firefly light patterns ("photuris")
#gamejam #fireflyzero #opensource #fosdem #game #theme #itch
Some ideas:
- Catching fireflies
- Being a firefly
- Mimicking firefly light patterns ("photuris")
#gamejam #fireflyzero #opensource #fosdem #game #theme #itch
Today at 6:00 PM UTC, we will reveal the theme.
Are you in? Why not join us here itch.io/jam/firefly-...
Your game doesn’t need to be polished.
It just needs to be yours.
See you at 6, and we'll be happy to answer your questions on @discord.com
#fireflyzero #FireflyJam #gamedev #indiedev #game
Are you in? Why not join us here itch.io/jam/firefly-...
Your game doesn’t need to be polished.
It just needs to be yours.
See you at 6, and we'll be happy to answer your questions on @discord.com
#fireflyzero #FireflyJam #gamedev #indiedev #game
January 16, 2026 at 7:59 AM
Today at 6:00 PM UTC, we will reveal the theme.
Are you in? Why not join us here itch.io/jam/firefly-...
Your game doesn’t need to be polished.
It just needs to be yours.
See you at 6, and we'll be happy to answer your questions on @discord.com
#fireflyzero #FireflyJam #gamedev #indiedev #game
Are you in? Why not join us here itch.io/jam/firefly-...
Your game doesn’t need to be polished.
It just needs to be yours.
See you at 6, and we'll be happy to answer your questions on @discord.com
#fireflyzero #FireflyJam #gamedev #indiedev #game
What’s your favorite thing about developing for Firefly Zero?
From hobbyists to experienced developers, Firefly Zero welcomes curiosity at every level.
Join us for the Firefly Jam in two (02): itch.io/jam/firefly-...
#game #fireflyzero #jam #opensource #indiegame #FireflyJam #gamedev #debugging
From hobbyists to experienced developers, Firefly Zero welcomes curiosity at every level.
Join us for the Firefly Jam in two (02): itch.io/jam/firefly-...
#game #fireflyzero #jam #opensource #indiegame #FireflyJam #gamedev #debugging
January 15, 2026 at 9:35 AM
What’s your favorite thing about developing for Firefly Zero?
From hobbyists to experienced developers, Firefly Zero welcomes curiosity at every level.
Join us for the Firefly Jam in two (02): itch.io/jam/firefly-...
#game #fireflyzero #jam #opensource #indiegame #FireflyJam #gamedev #debugging
From hobbyists to experienced developers, Firefly Zero welcomes curiosity at every level.
Join us for the Firefly Jam in two (02): itch.io/jam/firefly-...
#game #fireflyzero #jam #opensource #indiegame #FireflyJam #gamedev #debugging
If you’ve been curious about Firefly Zero, Firefly Jam is the perfect excuse to try it.
Join the jam, three (03) days are left to join. Make it short, friendly, and Creative → www.itch.io/jam/firefly-...
Make your game in any programming language,
#game #fireflyzero #jam #opensource #indiegame
Join the jam, three (03) days are left to join. Make it short, friendly, and Creative → www.itch.io/jam/firefly-...
Make your game in any programming language,
#game #fireflyzero #jam #opensource #indiegame
Firefly Zero Jam #1
A game jam from 2026-01-17 to 2026-01-22 hosted by geoffreylgv & Firefly zero. Firefly Zero Jam #1 Hi, I'm Gram , the creator of Firefly Zero . What is Firefly Zero? I'm glad you asked! Firefly Zero i...
www.itch.io
January 14, 2026 at 10:51 AM
If you’ve been curious about Firefly Zero, Firefly Jam is the perfect excuse to try it.
Join the jam, three (03) days are left to join. Make it short, friendly, and Creative → www.itch.io/jam/firefly-...
Make your game in any programming language,
#game #fireflyzero #jam #opensource #indiegame
Join the jam, three (03) days are left to join. Make it short, friendly, and Creative → www.itch.io/jam/firefly-...
Make your game in any programming language,
#game #fireflyzero #jam #opensource #indiegame
Preparing for Firefly Jam?
Step one: keep your idea small and creative
That's all :) I want to remind you that only four (04) days are left, so join now and invite your friends → itch.io/jam/firefly-...
#game #fireflyzero #jam #opensource #indiegame
Step one: keep your idea small and creative
That's all :) I want to remind you that only four (04) days are left, so join now and invite your friends → itch.io/jam/firefly-...
#game #fireflyzero #jam #opensource #indiegame
January 13, 2026 at 10:37 AM
Preparing for Firefly Jam?
Step one: keep your idea small and creative
That's all :) I want to remind you that only four (04) days are left, so join now and invite your friends → itch.io/jam/firefly-...
#game #fireflyzero #jam #opensource #indiegame
Step one: keep your idea small and creative
That's all :) I want to remind you that only four (04) days are left, so join now and invite your friends → itch.io/jam/firefly-...
#game #fireflyzero #jam #opensource #indiegame
A short, friendly game jam where developers build tiny games for the Firefly Zero handheld console.
Firefly Zero is about making game development fun. The Jam is our way of inviting developers to explore that vision, one tiny game at a time.
→ itch.io/jam/firefly-...
#fireflyzero #newyear2026
Firefly Zero is about making game development fun. The Jam is our way of inviting developers to explore that vision, one tiny game at a time.
→ itch.io/jam/firefly-...
#fireflyzero #newyear2026
Firefly Zero Jam #1
A game jam from 2026-01-17 to 2026-01-22 hosted by geoffreylgv & Firefly zero. Firefly Zero Jam #1 Hi, I'm Gram , the creator of Firefly Zero . What is Firefly Zero? I'm glad you asked! Firefly Zero i...
itch.io
January 10, 2026 at 6:01 AM
A short, friendly game jam where developers build tiny games for the Firefly Zero handheld console.
Firefly Zero is about making game development fun. The Jam is our way of inviting developers to explore that vision, one tiny game at a time.
→ itch.io/jam/firefly-...
#fireflyzero #newyear2026
Firefly Zero is about making game development fun. The Jam is our way of inviting developers to explore that vision, one tiny game at a time.
→ itch.io/jam/firefly-...
#fireflyzero #newyear2026
Firefly Jam is coming 🔥! There are only seven (07) days left until it starts, so join us now.
Join us now on #ITCH → itch.io/jam/firefly-...
#game #jam #fireflyzero #newyear2026 #fosdem #fosdem2026 #opensource
Join us now on #ITCH → itch.io/jam/firefly-...
#game #jam #fireflyzero #newyear2026 #fosdem #fosdem2026 #opensource
Firefly Zero Jam #1
A game jam from 2026-01-17 to 2026-01-22 hosted by geoffreylgv & Firefly zero. Firefly Zero Jam #1 Hi, I'm Gram , the creator of Firefly Zero . What is Firefly Zero? I'm glad you asked! Firefly Zero i...
itch.io
January 10, 2026 at 6:01 AM
Firefly Jam is coming 🔥! There are only seven (07) days left until it starts, so join us now.
Join us now on #ITCH → itch.io/jam/firefly-...
#game #jam #fireflyzero #newyear2026 #fosdem #fosdem2026 #opensource
Join us now on #ITCH → itch.io/jam/firefly-...
#game #jam #fireflyzero #newyear2026 #fosdem #fosdem2026 #opensource
Our game jam prizes are simple
- Stickers for everyone who submits
- T-shirts for a few winners
- A signed Firefly Zero console for the top entry
The real reward?
Your game running on real hardware, showcased at #FOSDEM → itch.io/jam/firefly-...
#game #fireflyzero #newyear #fosdem #itch
- Stickers for everyone who submits
- T-shirts for a few winners
- A signed Firefly Zero console for the top entry
The real reward?
Your game running on real hardware, showcased at #FOSDEM → itch.io/jam/firefly-...
#game #fireflyzero #newyear #fosdem #itch
January 2, 2026 at 10:01 AM
Our game jam prizes are simple
- Stickers for everyone who submits
- T-shirts for a few winners
- A signed Firefly Zero console for the top entry
The real reward?
Your game running on real hardware, showcased at #FOSDEM → itch.io/jam/firefly-...
#game #fireflyzero #newyear #fosdem #itch
- Stickers for everyone who submits
- T-shirts for a few winners
- A signed Firefly Zero console for the top entry
The real reward?
Your game running on real hardware, showcased at #FOSDEM → itch.io/jam/firefly-...
#game #fireflyzero #newyear #fosdem #itch
Ending 2025 with something simple: building games together.
If you want to start 2026 by shipping something fun, Firefly Jam is live.
Join us when you’re ready. #game #jam→ itch.io/jam/firefly-...
Happy New Year folks 🥳 🎉
#itch #firefly #fireflyzero #happynewyear #newyear #recap
If you want to start 2026 by shipping something fun, Firefly Jam is live.
Join us when you’re ready. #game #jam→ itch.io/jam/firefly-...
Happy New Year folks 🥳 🎉
#itch #firefly #fireflyzero #happynewyear #newyear #recap
December 31, 2025 at 3:06 PM
Ending 2025 with something simple: building games together.
If you want to start 2026 by shipping something fun, Firefly Jam is live.
Join us when you’re ready. #game #jam→ itch.io/jam/firefly-...
Happy New Year folks 🥳 🎉
#itch #firefly #fireflyzero #happynewyear #newyear #recap
If you want to start 2026 by shipping something fun, Firefly Jam is live.
Join us when you’re ready. #game #jam→ itch.io/jam/firefly-...
Happy New Year folks 🥳 🎉
#itch #firefly #fireflyzero #happynewyear #newyear #recap
Game jams are underrated.
They’re not about winning, they’re about:
- learning fast,
- experimenting freely,
- meeting other builders,
- shipping something
Join the upcoming Firefly Jam itch.io/jam/firefly-...
#games #jam #itch #fireflyzero #firefly
They’re not about winning, they’re about:
- learning fast,
- experimenting freely,
- meeting other builders,
- shipping something
Join the upcoming Firefly Jam itch.io/jam/firefly-...
#games #jam #itch #fireflyzero #firefly
December 30, 2025 at 8:01 AM
Game jams are underrated.
They’re not about winning, they’re about:
- learning fast,
- experimenting freely,
- meeting other builders,
- shipping something
Join the upcoming Firefly Jam itch.io/jam/firefly-...
#games #jam #itch #fireflyzero #firefly
They’re not about winning, they’re about:
- learning fast,
- experimenting freely,
- meeting other builders,
- shipping something
Join the upcoming Firefly Jam itch.io/jam/firefly-...
#games #jam #itch #fireflyzero #firefly
Another video from @fosdem.bsky.social featuring TinyGo "WebAssembly-powered game console" about @fireflyzero.bsky.social is available:
video.fosdem.org/2025/k4601/f...
#wasm #tinygo #fireflyzero #games #hardware #rust #clang
video.fosdem.org/2025/k4601/f...
#wasm #tinygo #fireflyzero #games #hardware #rust #clang
video.fosdem.org
February 9, 2025 at 11:22 AM
Another video from @fosdem.bsky.social featuring TinyGo "WebAssembly-powered game console" about @fireflyzero.bsky.social is available:
video.fosdem.org/2025/k4601/f...
#wasm #tinygo #fireflyzero #games #hardware #rust #clang
video.fosdem.org/2025/k4601/f...
#wasm #tinygo #fireflyzero #games #hardware #rust #clang
The @fireflyzero was a pretty cool thing I took a look at when I was wandering #fosdem stands https://gram.social/p/firefly/791559193081177676
Firefly Zero (@firefly@gram.social)
The first day of #FOSDEM was a blast! If you are at the conference, today is your second chance to meet us and try the first prototypes.
gram.social
February 4, 2025 at 9:54 PM
The @fireflyzero was a pretty cool thing I took a look at when I was wandering #fosdem stands https://gram.social/p/firefly/791559193081177676
We’re making a cool game console and we need you to make cool games for it.
blog.fireflyzero.com/pages/call-f...
#GameDev #FireflyZero #Go #Rust #Clang #RetroGaming #FOSDEM
blog.fireflyzero.com/pages/call-f...
#GameDev #FireflyZero #Go #Rust #Clang #RetroGaming #FOSDEM
Call for games
We’re making a cool game console and we need you to make cool games for it.
Firefly Zero is a handheld game console, similar to Game Boy Advance (GBA). However, unlike GBA, it is modern (and easy to p...
blog.fireflyzero.com
December 23, 2024 at 7:51 AM
We’re making a cool game console and we need you to make cool games for it.
blog.fireflyzero.com/pages/call-f...
#GameDev #FireflyZero #Go #Rust #Clang #RetroGaming #FOSDEM
blog.fireflyzero.com/pages/call-f...
#GameDev #FireflyZero #Go #Rust #Clang #RetroGaming #FOSDEM