Competitive programming is about consistency, preparation, and timing. That's exactly why we built Contest Reminder, a browser extension to help developers never miss another coding contest again. From version 2.0 to the now fully-featured 2.7.7, we’ve evolved fast — and entirely in production.
🔗 Install from Chrome Web Store
🌐 Website
Here’s a look at how we’ve scaled the product in public, added user-loved features, and what’s coming next.
🚀 From Version 2.0 to 2.7.7 Highlights
✅ Core Feature Growth
- Multi-Platform Contest Tracking: Started with Codeforces, CodeChef, and LeetCode — now includes AtCoder, HackerRank, and TopCoder.
- Calendar Integration: Users can instantly add contests to their Google Calendar or Outlook calendars. Now supports auto-sync via Google Sign-In.
- Smart Notifications: Custom reminders at 15 minutes, 1 hour, or 1 day before contests — now with daily challenge reminders too.
- LeetCode Daily Challenge Tracking: A new card allows users to view and mark daily problems, featuring auto-reminders and streak retention.
- Daily Streaks: Timely nudges to keep users engaged every day.
⚙️ UI & Experience Enhancements
- Platform Reordering: Users can choose how platforms appear.
- Configurable Layouts: Font size, columns, time formats (12/24h), high contrast, and more.
- Advanced Filters: Platform, contest type, duration, and uncategorized contests.
- Dark/Light Modes: Minimal, clean glassmorphism design with smooth toggles.
- Share Button: Users can copy or share contests easily with others.
⚡ Performance & Reliability
- Data Fetch Optimization: Fetch only enabled platforms, use long-lived caches.
- Rate Limited Refresh: Prevents API overload by limiting user-triggered refreshes.
- Fallback Handling: Clear error states for each platform if down or blocked.
✨ Premium-Ready Infrastructure
- Google OAuth integration
- Calendar auto-sync behind sign-in
- Support and donation prompts via BuyMeACoffee
- Email display for signed-in users
🎨 New (upcoming)
- Added two stunning themes — Matrix and Batman.
- Theme engine refactored for better performance and customizability.
- WebP optimization saves 830KB in theme assets!
💬 What’s Next?
- Leaderboard & Stats
- More Themes (Batman & Matrix etc)
- Contest difficulty predictions
- More Daily Challenge support
- Community requests We’re building for the coding community — your feedback shapes the roadmap.
🌐 Try It Now
Available on the Chrome Web Store
Got suggestions or want to support us? 👉 Join our Discord
Stay consistent. Stay competitive. 💪
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