Builds
Projects
Working prototypes, experiments, and one-day builds from 503 Day.

Shashwat Dubey
MCP & Plugin For Tripple Double
Tripple Double MCP makes the app discoverable through AI providers like ChatGPT, letting users find Tripple Double and access fixtures, live…
Ashish Kumar
Farmers Meeting Tracker
To plan dealer and farmer meetings, update them after the visit, track expenses with bill photos, and send a report
Mohamed Akeel Nazeer
Apex Engineer
Using AI as a Race Engineer for Sim Racing and to help improve lap times.
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 builds, prompts, Demo Hour, or who …
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 full story of the match. Fans m…
Hardik Srivastava
JARVIS
A voice assistant like Jarvis from Iron Man which lets users communicate directly and automate tasks on their local system.
Akhansha Sen
Virtual letters
Most ways to share writing online feel like documents or chat: flat, impersonal, and easy to ignore. There wasn’t a simple, memorable way to…
Dev Adnani
Content Manager
Creator OS is a local-first content management platform designed to help creators organize and manage their YouTube and Instagram content fr…
Shubham Dubey
GST Verification Tool
Build an API to verify GSTIN details and enable seamless GST verification for third-party websites and applications.
Shashwat Dubey
Mascot Studio
Creating custom animated mascots is often complex, time-consuming, and requires design or animation skills. Our Mascot Generator simplifies …
Amit Patil
Threadly - or Private Threads / MyThread
Twitter-like space to write in threads, attach images, and organize thoughts with hashtags — without posting everything to a public social n…
Hardik Srivastava
Ask TD
Creating ChatGPT like interface to query details in Tripple Double app
Kavana Arun Kumar
Offline UPI Payments
Problem Statement…
Ashish Kumar
Farewell Poster Generator
A small tool for HR to collect farewell notes and turn them into a printable poster.…
Akhansha Sen
The Muscle Builder App
A Flutter fitness companion App that adapts every training session to how you feel, pairs it with real Indian pre/post-workout meals, and tr…
Kavana Arun Kumar
Copious New Joinee Guide
When I joined Copious, the 1st week was very confusing because of all scattered links dropping into Inbox and it felt clueless to sit and wa…
Shashwat Dubey
Paperly
Paperly helps teachers quickly create well-structured question papers without spending hours manually selecting, formatting, and organizing …
Amit Patil
Eva - Proactive AI that sits in your Google Sheets
"People already run their lives in Google Sheets — habits, expenses, todos, relationships, inventory, bookmarks — but sheets are passive and…
Avinash Kumar
Inventory Management
In COPIOUS we are facing challenge to manage our inventory as we have 2-3 location where we have our stock. To solve the issue I was checkin…
Ashish Kumar
Shubham Dubey
CV Transformation Platform
The CV Transformation Platform is an AI-powered internal TA tool that automates the process of converting candidate CVs into a standardized,…
Mohamed Akeel Nazeer
Event invite system
Sending event/wedding invites and getting it printed can be costly and time consuming. Creating a digital version which allows you to keep a…
Akhansha Sen
Road Drive / The Soothing Cruise
browser driving mood piece: an endless coastal highway, cars, cel-shaded look, living sky, and a procedural radio—built to feel calm, not ar…
Hardik Srivastava
Virtual Mouse Tracker Application
Uses Virtual Mouse to navigate on laptop and perform different tasks on laptop without the need of external mouse.
Dev Adnani
Predict In TD
The main idea behind this project is to increase user engagement and bring more attention to the TrippleDouble application by introducing a …
- SSaikat
Bluppi - Music Syncing App
It is a social media kind of app, for music listeners.
Shashwat Dubey
A Basketball Game
I wanted to try building a game with Flutter for the first time. So I made a simple basketball shooter - drag back to aim, release to shoot,…
Shubham Dubey
StoryFrame
Problem: Turning a written story or pitch into a coherent visual sequence is slow and fragmented — AI tools usually generate each frame in i…
Dev Adnani
FlightMate
A Guide when and if you drive your plane (in game - aerofly fs 4 )
Ashish Kumar
SnapRise (v2)
Traditional alarm apps are easy to dismiss with a single tap or swipe while still half-asleep, which lets people fall back asleep, hit snooz…
Hardik Srivastava
Company-OS
Company-OS is a unified company operating system that replaces fragmented HR, project, finance and CRM tools with role-based dashboards and …
Akhansha Sen
Cat Buddy Desktop Companion/AI Meow
Long hours at a computer often feel lonely and draining. People sit through back-to-back tasks with little emotional support, forget to take…
Amit Patil
Food
Most calorie trackers are slow to log meals, generic (not India-focused), and bury useful context behind multiple taps. Food is a local-firs…
- SSaikat
#503_Day Project showcases
503 Projects Feed is a platform for discovering and showcasing projects. Builders can submit their applications, source code, demo videos, s…
Shubham Dubey
AURA (Adaptive Unified Response Assistant)
Knowledge workers lose hours daily context-switching between tools and manually re-explaining background context to traditional AI chatbots.…
Dev Adnani
2d Basketball Game
Creating a 2d Basketball game , to engage more players in TD
Shashwat Dubey
TripVault
TripVault is a photo-sharing app for group trips. Everyone uploads their photos to a shared trip album, and the app automatically groups pho…
Ashish Kumar
SnapRise
Most alarm apps today rely on simple snooze/dismiss buttons that require zero effort, making it extremely easy to fall back asleep. Apps tha…
Akhansha Sen
DNA-Merge Revival Game
Game philosophy - Endangered species need genetic rescue; you merge founders, deploy aid, forecast survival, and shepherd hybrids through cr…
Shashwat Dubey
Claim Sheet Automation
Currently we file reimbursement claims in the Copious Google Sheet, but manual entry is slow and error-prone: every bill means retyping amou…
Amit Patil
ZenMail V2.0
ZenMail provides a multi-tenant email template system with render endpoints and a worker-based dispatch/cron pipeline, so engineers can crea…
Ashish Kumar
InkBound
Reading is passive and easy to zone out of. Inkbound makes it interactive — the AI narrates a story in real time across 5 genres, and every …
Dev Adnani
Synthetic Civilization
AI systems today are built to serve humans — but we have no way to study how AI entities behave with each other at scale. How do autonomous …
Hardik Srivastava
Motion Grand Prix
Driving car via steering
Akhansha Sen
GRIT - Prototype V002
To keep challenging individuals for growth and betterment everyday
Amit Patil
ZenMail
ZenMail provides a multi-tenant email template system with render endpoints and a worker-based dispatch/cron pipeline, so engineers can crea…
Shashwat Dubey
Merch AI Mobile App
Designing merchandise takes time and effort, especially for non-designers. Merch AI simplifies this by using a guided questionnaire to quick…
Hardik Srivastava
Willow & Wickets
It can often be difficult to keep track of all cricket-related activitie, such as ongoing matches, league updates, ticket bookings, team mer…
Mohamed Akeel Nazeer
QA Burner
A fun project, no problem solving.
Akhansha Sen
GRIT-IDEA-PROTOTYPE
The Problem: Teens and young adults today face constant distraction and burnout. They often lack engaging, actionable tools to discover thei…
Dev Adnani
DocChat - Search for Documentation
Modern documentation systems rely heavily on keyword-based search, which often fails when users phrase queries differently or use another la…