Tram Tracks to Tech Stacks

Calcutta Hacks — The City of Joy’s 24-Hour Heritage Hackathon by Apex Circle

Calcutta Hacks is Kolkata’s very own 24-hour hackathon celebrating the vibrant fusion of culture, creativity, and code. Set in the heart of the City of Joy, this event brings together innovators to reimagine Kolkata’s timeless heritage through modern technology building solutions that feel local, lively, and lasting.

From the legacy of trams, tea, and Tagore to the pulse of startups and smart cities, Kolkata is a living canvas where tradition meets transformation. Calcutta Hacks pays tribute to this spirit challenging participants to create technology that empowers communities, preserves culture, and enhances urban life.

🗓 Dates: December 27–28, 2025
📍 Venue: Kolkata, West Bengal
⏱ Duration: 24 hours of non-stop innovation

Join developers, designers, storytellers, and changemakers for an electrifying sprint of ideas, prototypes, and demos all inspired by Kolkata’s soul.

🧩 Themes
Tech rooted in heritage and human stories
Smarter, sustainable city experiences
Digital preservation of art, language & culture
Innovation that bridges tradition and technology

Code. Create. Celebrate Kolkata.
Be the innovators who build with empathy, design with pride, and code for the culture that never fades.