One day. Real hardware. 100+ cities building simultaneously.
Solder. Build. Launch.
Part of Hack Club Blueprint's global Build Guilds week running April 13–19 across 100+ cities. Every guild is local. Every build is real.
Any teen aged 13–18. Zero hardware experience required. Bring curiosity and a phone. Beginners and serial makers both welcome.
A curated, hardware friendly space in Bengaluru. Venue confirmed closer to the event sign up to get the details direct.
Workshops, project demos, lightning talks, soldering sessions, open build time. Makers colliding at full speed for one full day.
Completely free. Hack Club funds each guild per attendee: food, venue, and materials included. You bring the ideas.
100+ guilds running globally the same week. Same energy, same mission. Bengaluru on the map alongside every other city.
Hack Club's hardware program, built with AMD. Real parts, real guidance, and genuine support for teen makers building ambitious projects.
Bengaluru is just the launchpad. Cosmic Circuits is part of a global wave of builders from over 100 cities, one shared week, all making something real. Whether you're soldering your first circuit or shipping your tenth project, this is where the next chapter starts. The road ahead is wide open.
Let's Hit The Road!Pack light, bring your curiosity. Here's everything you need and what we'll have for you.
For check in verification. Any school issued ID works.
RequiredFor flashing firmware, looking things up, or documenting your build.
RequiredKeep your devices alive during the day.
OptionalFor sketching circuits, jotting ideas, or catching workshop tips.
OptionalWorking on something? Bring it. You'll get feedback and build time.
OptionalProvided on the day. No need to pack food.
ProvidedStations, irons, and components are all supplied for workshops.
ProvidedBasic parts, breadboards, and sensors provided for everyone.
ProvidedTap any session to see what's happening inside.
Aka hang out. Check-in, collect your badge, meet the ground crew and fellow builders.
You'll get free microcontrollers and components! Solder something, break something, learn something.
An amazing speaker joins us. Guess who!
Lunch provided. Eat, connect, conspire.
Timed creative challenges. Build fast, build wild. Prizes up for grabs.
We're saving the best for last. Stick around because you won't regret it.





Registration takes under a minute. Your spot in orbit is waiting.
REGISTRATION CLOSED Registration Closed, Better luck next time.Cosmic Circuits is Bengaluru's edition of Build Guild a 2-day hardware meetup running as part of Hack Club Blueprint's global week (April 13–19). Free, beginner-friendly, and open to any teen who wants to build, demo, and connect.
100% free. Hack Club funds each guild per attendee. No tickets, no fees you pay nothing. Food is also covered on the day.
Not at all. Build Guilds welcome complete beginners alongside makers who've shipped 10+ projects. We run beginner workshops and open build time for those with their own work.
Any teen aged 13–18. You don't need to be a Hack Club member if you're in that age range, you're in.
The venue is at 4th Floor, 2586Labs, 311, 100 Feet Rd, Indira Nagar 1st Stage, Stage 1, Indiranagar, Bengaluru, you can visit google maps to the venue in the destination tab by clicking the "Let's hit the road" button