build
play ship
Once a month our engineering services go offline. We step away from tickets and client work to build what we've been itching to try.
Demo Hour
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Bring builders together
[ 503 Day · COPIOUS ]
Got a wild idea?
Browse the idea library →
See what the team shipped →
Latest builds
Soft paper cards with a little character — open any prototype.
Wed, 28 Oct, 2026
Shashwat Dubey
MCP & Plugin For Tripple Double
Tripple Double MCP makes the app discoverable through AI providers like ChatGPT, letting users find Tripple Do…
Wed, 28 Oct, 2026
Ashish Kumar
Farmers Meeting Tracker
To plan dealer and farmer meetings, update them after the visit, track expenses with bill photos, and send a r…
Wed, 28 Oct, 2026
Mohamed Akeel Nazeer
Apex Engineer
Using AI as a Race Engineer for Sim Racing and to help improve lap times.
Wed, 28 Oct, 2026
Amit Patil
503 Day Site
503 Day projects and ideas lived in Google Forms and Sheets, with no single place for the team to browse build…
Wed, 28 Oct, 2026
Shashank Sohani
AI Match Summary Module
Right now our Tripple Double app shows only raw numbers and stats in the Summary. But numbers don't tell the f…
Wed, 28 Oct, 2026
Hardik Srivastava
JARVIS
A voice assistant like Jarvis from Iron Man which lets users communicate directly and automate tasks on their …
Testimonials
Ideas to build
Illustrated prompts waiting for the next 503 Day.
Amit Patil
Engineering Delivery and Bottleneck Intelligence
Engineering leads often need to gather information from project trackers, GitHub, QA updates, and team reports…
Amit Patil
Smart Incident Detection and Debugging
Debugging production issues often requires manually correlating logs, API errors, deployments, database behavi…
Amit Patil
Internal Workflow Automation Hub
Teams spend valuable time on repetitive operational tasks such as preparing reports, sending reminders, collec…
Amit Patil
AI Pull Request Reviewer
Code reviews can be time-consuming, and reviewers may miss bugs, security issues, performance problems, or vio…
Amit Patil
AI Engineering Assistant
Engineers often spend time searching documentation, understanding unfamiliar codebases, debugging recurring is…
FAQ
Questions, answered
The essentials of 503 Day — schedule, shipping, ownership, and Demo Hour.
Once a month, COPIOUS Engineering enters 503 Mode — a dedicated day to explore, experiment, and build without day-to-day delivery pressure.
COPIOUS Engineering
503 Day
Dedicated time for engineers to explore, experiment, and build — without the pressure of day-to-day delivery. Curiosity first. Ship something real by evening.
- Monthly · 3rd Wednesday
- Individual builds first
- Prototype · repo · README
- Demo Hour 18:00 IST
