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Production-ready PCB templates, free electronics calculators, and expert hardware design services.

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Everything You Need

From reusable circuit blocks to free calculation tools and expert consulting.

Reusable Blocks

Production-ready circuit modules validated in real projects. Stop reinventing the wheel.

Free Tools

Battery life calculators, current estimation tools, and more. All free, no signup required.

Real Projects

Learn from documented builds, debugging sessions, and production designs.

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Don't Want to Route It Yourself?

PCB Composer assembles our verified templates into a single routed board. Select your tiles, configure connections, and receive production-ready Gerbers in 24 hours.

Select Your Tiles

Choose from power supplies, MCUs, sensors, and connectivity modules

Configure Signals

Map power rails and communication buses between modules

Get Production Files

Receive Gerbers, BOM, and assembly files ready for manufacturing

Try PCB Composer→ From €35

Li-Ion Charger

μC

ESP32-S3 Minimal

3.3V Buck Converter

Design Service€35

24h delivery · Production-ready files