Project ideas from Hacker News discussions.

E2E encrypted messaging on Instagram will no longer be supported after 8 May

📝 Discussion Summary (Click to expand)

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🚀 Project Ideas

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InstaSecure

Summary

  • Adds true end‑to‑end encryption to Instagram Direct Messages, restoring privacy after Meta’s removal of E2E.
  • Provides a seamless, zero‑config user experience that feels native to Instagram.

Details

Key Value
Target Audience Instagram users who value privacy and want secure messaging.
Core Feature Browser extension that intercepts DMs, encrypts payloads with public‑key cryptography, and decrypts on the client side.
Tech Stack JavaScript/TypeScript, WebExtension APIs, WebCrypto, React for UI, IndexedDB for key storage.
Difficulty Medium
Monetization Hobby

Notes

  • HN commenters lament the loss of E2E: “When Meta started introducing E2E messaging it was a huge push. I wonder why they're doing away with it.” InstaSecure directly addresses this frustration.
  • Practical utility: users can continue using Instagram without compromising on privacy, and the extension can be shared in the community for quick adoption.

CarDataGuard

Summary

  • Aggregates and visualizes all data streams from connected vehicles, giving drivers full visibility and control over what is sent to manufacturers.
  • Enables opt‑in/opt‑out of telemetry, GPS, and microphone data.

Details

Key Value
Target Audience Car owners, automotive enthusiasts, privacy advocates.
Core Feature Dashboard that pulls data via OBD‑II, CAN‑bus, and manufacturer APIs; displays real‑time telemetry and offers granular opt‑out toggles.
Tech Stack Python (FastAPI), SQLite, React, WebSocket for live updates, Docker for deployment.
Difficulty High
Monetization Revenue‑ready: subscription tiers for advanced analytics and OEM integrations.

Notes

  • Addresses concerns: “Your car if new enough, IS reporting its diagnostics including GPS via cell. All the time.” CarDataGuard gives users the power to see and control that data.
  • Sparks discussion on automotive privacy and regulatory compliance, especially with EU eCall regulations.

SafeGram

Summary

  • AI‑driven content filter and parental control layer for Instagram, protecting minors from harmful or inappropriate content.
  • Provides real‑time alerts and safe‑mode browsing for children.

Details

Key Value
Target Audience Parents, guardians, schools, and child‑focused organizations.
Core Feature Real‑time image/video analysis, text moderation, and a safe‑mode UI that blocks or flags content.
Tech Stack Python (FastAPI), TensorFlow/Keras for image classification, OpenAI GPT for text moderation, React Native for mobile app.
Difficulty Medium
Monetization Revenue‑ready: freemium model with premium parental dashboards.

Notes

  • Responds to comments like “How these protections are working when I get served literal porn every couple of shorts on Instagram?” and “Protect your kids from whom?”.
  • Provides a practical tool for parents while opening a conversation about platform responsibility and child safety.

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