Hardware, reimagined

Engineering the
Future of Hardware

AI-powered design. Open-source modules. One platform.

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1000+
Designs Created
100+
Open Modules
10+
Enterprise Clients

Trusted by hardware teams at

  • Absurd Industries
  • Lion Circuits
  • Mecha Systems

Circuit Spell

The world's best AI-powered EDA engine.

From napkin idea to production-ready PCB - Circuit Spell handles the rest.

Try Circuit Spell

Easy-to-Use Canvas

An interactive, intuitive canvas that makes designing circuits feel effortless - drag, drop, connect.

Avg. design time

4.2minutes

vs. weeks with traditional tools

Intelligent Autorouting

Multi-layer routing with 45° trace optimization.

  • EDA Export

    Editable PCB design files.

  • Public Preview Links

    Share a live preview of your board with anyone - no account needed.

  • Version Management

    Track every iteration. Branch, compare, and roll back designs with confidence.

  • AI Firmware Generation

    Auto-generate firmware for your PCB.

  • Order Directly

    Order the PCB and all the modules used with ease.

From sketch to shipment. One thread.

  1. Design

    AI-generated schematics from natural language. Describe what you need - get a production-ready schematic.

  2. Prototype

    48-hour turnaround through vetted fabs. Pick your specs, we handle the rest.

  3. Test

    Automated DRC, ERC, and signal integrity analysis. Catch issues before they cost you.

  4. Firmware

    Hardware-aware IDE with OTA deployment pipelines. Write, flash, iterate.

  5. Manufacture

    Managed supply chain, vendor QA, and logistics at any scale.

Open-source modules, production-tested.

Battle-tested designs. Full source included. Order or DIY.

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Built different. Ask anyone.

  1. “Low cost, fully featured for quick development with ESP32-C3. The QWIIC connector is a useful addition.”
    PrithviRaj NarendraEmbedded Systems Consultant
  2. “Great Product. This Board is a game changer for every Beginners since it has inbuilt wireless operations. Underrated product, Must BUY!!!”
    KartisInfluencer
  3. “It's an excellent and well-built product.”
    Avinash P.Technology Manager, Baramati Foundation
  4. “The board is really high quality with crisp clear silkscreen. I was flabbergasted with the documentation quality. Really great work Team. All the best 🔥”
    Padmalaya RawalFounder, Electrobuffin, Temple
  5. “Exceptional quality at affordable price. I felt like seeing a product equivalent to Adafruit, sparkfun etc. Congrats to your team 🤜 keep rocking”
    Hariharasudhan BEmbedded electronics Engineer, Future Devices

Community

Better together.

Hardware is a team sport. Join the engineers pushing boundaries.

Online Forum

forum.pcbcupid.com

Get design reviews, share builds, troubleshoot issues. The largest open hardware community on the web.

Visit the Forum
Members
12K+
Posts
50K+

Hardware Hackathons

3 days of building, learning, and pushing the boundaries of hardware innovation. Cash prizes and manufacturing credits.

Check out upcoming events

Enterprise-grade hardware support.

Big stakes? Tight deadlines? We've got you.

Talk to Sales

  • Custom Design

    Your specs, our engineers. Concept to manufacturing files.

  • Technical Consulting

    Thermal, EMC, and signal integrity from hardware veterans.

  • Manufacturing Support

    Vendor selection, quality audits, and logistics - handled.

  • Embedded Engineering

    Extra hands that ship alongside your team.

  • Dedicated engineering team
  • SLA-backed response times
  • Custom module development
  • Priority manufacturing queue
  • On-site consulting available
  • Volume pricing & discounts

FAQ

You asked. We answered.

Your next board is waiting.

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