Roadmap - Instagram Unfollow Tracker

Current Status (v1.5.0) ✅

Released: January 14, 2026

Core Functionality

• ✅ Unfollow tracking — Find who unfollowed you and who you don’t follow back
• ✅ Smart badges — Following, Followers, Mutuals, Not following back, Not followed back, Pending, Restricted, Close friends, Unfollowed, Dismissed
• ✅ Lightning search — Trigram/prefix indexes for <2ms search (even with 1M+ accounts)
• ✅ Advanced filtering — BitSet-based filtering <5ms for any badge combination
• ✅ Direct profile links — Click to open Instagram profiles in new tabs

User Experience

• ✅ Modern UI — shadcn/ui components with Tailwind CSS and OKLCH colors
• ✅ Drag & drop upload — Easy ZIP file upload with visual feedback
• ✅ Responsive design — Works on desktop, tablet, and mobile (81% mobile users)
• ✅ 3-way theme toggle — Light / Dark / System with OS preference detection
• ✅ Accessibility — ARIA labels, keyboard navigation, screen reader support, skip links
• ✅ Error recovery — ErrorBoundary with graceful error handling and recovery UI

Internationalization (i18n)

• ✅ 11 languages — English, Spanish, Russian, German, Portuguese, Turkish, Hindi, Indonesian, Japanese, Arabic, French
• ✅ Arabic RTL support — Full right-to-left layout for Arabic
• ✅ 80+ pre-rendered pages — SSG with vite-react-ssg for instant load
• ✅ Localized meta tags — Dynamic title/description per language for SEO
• ✅ Browser language detection — Auto-redirects to preferred language

Progressive Web App (PWA)

• ✅ Installable — Add to home screen on iOS/Android/Desktop
• ✅ Offline support — 176 precached assets via Workbox
• ✅ Service worker — Full offline functionality after first load

Performance & Quality

• ✅ IndexedDB v2 — Columnar storage with 40x space reduction (1M accounts: ~5 MB)
• ✅ FastBitSet.js — 75x faster filtering with bitwise operations
• ✅ Web Workers — Filter operations off main thread via Comlink (INP: 180ms)
• ✅ TanStack Virtual — Lazy loading with 60 FPS scrolling for 1M+ items
• ✅ Search indexes — Trigram/prefix for O(1) lookups
• ✅ 1,601 tests — 98% coverage with comprehensive test suite
• ✅ TypeScript strict mode — Full type safety with zero any types

Privacy & Security

• ✅ 100% local processing — No data leaves your device during analysis
• ✅ No Instagram login — Uses official Instagram data export only
• ✅ Open source — MIT license, full transparency

Analytics (Privacy-Respecting)

• ✅ Umami Analytics — Anonymous usage statistics (no personal data, GDPR-compliant)

v1.6 (Next Priority) 🔄

Data Export

• 🔄 CSV export — Save filtered results to CSV file for external analysis
• 🔄 JSON export — Export data in JSON format
• 🔄 Export customization — Choose which columns to include

Upload UX Improvements

• 🔄 JSON vs HTML Quiz — Interactive guide to prevent wrong format uploads
• 🔄 Mobile file picker hints — iOS/Android-specific file location guidance
• 🔄 Better error diagnostics — More specific error messages for common mistakes

Enhanced Data Parsing

• 🔄 Blocked users support — Parse and display blocked accounts
• 🔄 Favorites support — Parse and display favorited accounts

v1.7 (Medium Priority) 🔄

Historical Tracking

• 🔄 Multiple data imports — Compare data from different time periods
• 🔄 Change detection — See who unfollowed since last upload
• 🔄 Timeline view — Visualize follower changes over time

Advanced UI Features

• 🔄 Grouping and sorting — Group accounts by various criteria
• 🔄 Custom filters — User-defined filter combinations
• 🔄 Saved views — Save and restore filter combinations
• 🔄 Keyboard shortcuts — Quick actions for power users

v1.8+ (Long-term) 🔄

Advanced Analytics

• 📊 Connection patterns — Analyze follow/unfollow patterns
• 📊 Growth tracking — Track follower growth over time
• 📊 Engagement insights — Correlate with post engagement data

Integration Features

• 🔗 Calendar integration — Schedule regular analysis sessions
• 🔗 Browser extension — Easier Instagram data download flow

Never (Privacy Principles) ❌

Authentication & Live Data

• ❌ Instagram login/authentication — No direct Instagram API access
• ❌ Live data fetching — No real-time Instagram data requests
• ❌ Active follow/unfollow actions — No automated account actions

Data Collection

• ❌ Server-side processing — All processing remains client-side
• ❌ Personal data collection — No tracking of individual user behavior
• ❌ Third-party data sharing — No data sharing with external services

Commercial Features

• ❌ Premium subscriptions — App remains completely free
• ❌ Advertising — No ads or sponsored content
• ❌ Data monetization — No selling or monetizing user data

Release History

v1.5.0 (January 14, 2026)

• i18n Meta Tags — Dynamic localized meta tags for all languages
• Arabic RTL — 11th language with full RTL support
• System Theme — 3-way theme toggle (light/dark/system)
• Error Handling — ErrorBoundary, 404 page, RouteErrorPage

v1.4.0 (January 12, 2026)

• Wizard Improvements — Calendar reminder, deep links
• Architecture Cleanup — Removed V2 components, renamed HeaderV2

v1.3.0 (January 11, 2026)

• SSG Migration — 80 pre-rendered pages with vite-react-ssg
• Web Worker Filtering — IndexedDBFilterEngine off main thread
• PWA Support — vite-plugin-pwa with 176 precached entries
• Self-hosted Fonts — @fontsource (LCP -400ms)
• Dynamic OG Images — @vercel/og for social sharing

v1.2.0 (January 10, 2026)

• 9 Languages — ES, RU, DE, PT, TR, HI, ID, JA
• FAQ Section — Schema.org FAQPage structured data
• HowTo Section — Schema.org HowTo markup

v1.1.0 (January 7, 2026)

• Sample Data Mode — Try without uploading personal data
• Diagnostic Errors — Rich error UI for upload failures
• BuyMeACoffee Widget — Donation support

v1.0.0 (October 9, 2025)

• IndexedDB v2 — Columnar storage, 40x space reduction
• FastBitSet.js — 75x faster filtering
• Modern UI — shadcn/ui + Tailwind CSS migration
• Search Indexes — Trigram/prefix for instant search

Performance Achievements

Contributing

Want to help with development? See our CONTRIBUTING.md guide.

Priority Areas for Contributors

1. CSV/JSON export — High impact, well-defined scope
2. Upload UX — JSON vs HTML quiz, mobile file picker hints
3. Historical tracking — Compare multiple data exports
4. More languages — Add translations for new languages
5. Documentation — Improve guides and examples

This roadmap is a living document. Priorities may shift based on community feedback. All features maintain our core privacy principles.