v1.0 — TESTED. RELIABLE. SUSTAINABLE.Build the good kind of
Build the good kind of
electronics.
A repository of tested blueprints for sustainable hardware — piezo footstep generators, solar chargers, air-quality sensors and more. Exact bills of materials, circuit advice, and step-by-step guides made for hobbyists, students, and tinkerers.
28+
BLUEPRINTS
100%
TESTED
$0
TO START
CURRENT PROJECT
Footstep Power Tile
16 piezo · 4× 1N4007 · 1F supercap
// SPECIALIZATIONS
Browse all From schoolyard to the smart garden.
Energy Harvest
Piezoelectric tiles, stepper-motor wind, thermoelectric generators.
Solar
Pocket USB chargers, garden lights, MPPT trackers.
Sensors
Water level, soil moisture, air quality probes.
IoT
ESP32 + MQTT dashboards for any sensor.
// FEATURED BUILDS
Hand-picked projects.
// PRICING
Free to browse. Pay once for the projects that have to work.
Basic concepts and BOMs are always free. Detailed schematics, sourcing links, and step-by-step builds for premium blueprints unlock with a one-time purchase. No subscriptions, ever.
Explore the repository// SAMPLE BOM
> footstep_power.tile PIEZO_DISC_27MM x16 parallel 1N4007 x4 bridge rectifier ELEC_100UF_25V x1 smoothing SUPERCAP_1F_5V5 x1 storage MT3608 x1 boost to 5V