01 · F-91W TIMERESP32-C3
POMODORO
25/5 focus timer with ghost 7-seg countdown, red progress sweep and a 4-step SET tracker. Tap to start or pause, hold to switch preset.
Retro firmware deck
DM-01
Flash the DM-01 firmware deck for ESP32-C3 and CYD straight over WebSerial — no toolchain, no drivers.
02 · WIREFRAME CUBEESP32-C3
3D CUBE
A rotating wireframe cube with up to 500 liquid particles that collide inside the glass. Tap the screen to drop another ball.
03 · PIPE DODGERESP32-C3
FLAPPY
F-91W flavoured Flappy Bird: tap to flap, dodge scrolling pipes and rack up a ghost 7-seg score. High score saved to NVS.
04 · DIGITAL PETESP32-C3
NEKO
Feed, play, wash, sleep and heal a virtual cat. Ghost 7-seg stats, four growth stages and progress saved to NVS.
05 · BINANCE CANDLESESP32-C3
BTC TICKER
Live Binance candlestick terminal: last 10 candles, 24h change and a demo chart while offline. Boots a captive portal for WiFi setup — tap for the next pair, hold for the next timeframe.
06 · NTP WATCHESP32-C3
PONG CLOCK
A Pong match plays itself and the score IS the time — hours left, minutes right — kept honest by NTP with a captive portal for WiFi and timezone. Tap for the WS2812 nightlight, hold to re-provision.
07 · CONTRIBUTION GRAPHESP32-C3
GITHUB SQUARES
The public GitHub contribution calendar as green squares: 30 weeks, yearly total and streaks from a keyless API, with a deterministic demo year offline. Portal stores WiFi and the username.
08 · VECTOR SHOOTERESP32-C3
ASTEROIDS
Vector Asteroids on the 3d_cube wireframe renderer: rocks drift and split, firing is automatic. Tap rotates the ship 45°, hold thrusts. Three lives, growing waves.
09 · SCREENSAVERESP32-C3
DVD BOUNCE
The classic DVD screensaver: the official wordmark drifts across a dark deck, changes colour on every wall hit and — rarely — nails a corner. Tap cycles 1x/2x/3x speed, hold resets the counters.
010 · TOP STORIESESP32-C3
HACKER NEWS
Top Hacker News stories from the keyless Firebase API — rank, score and title under the SIGNAL/VHS glitch. Hold to marquee-scroll long titles; the list auto-refreshes hourly.