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Show HN: GeoSpoof – your VPN hides your IP, but the browser leaks your location
19 days ago
- GeoSpoof is a browser extension that spoofs your real location to match your VPN IP, covering all browser location detection APIs.
- It overrides multiple browser signals like geolocation, timezone, and WebRTC IP leaks to ensure a consistent fake identity across dozens of APIs.
- Features include city-based location setting, VPN sync with automatic re-sync, per-site rules, saved favorites, and a built-in verification page for testing.
- Compatible with major browsers (Firefox, Chrome, Brave, Edge, Safari) and platforms (macOS, Windows, Linux, Android, iOS), with free access on desktop browsers and Safari.
- Privacy-focused with no account required, no telemetry, no tracking, and available as a signed XPI for Firefox forks or manual installs.
Browser extension to filter out all unknown brands from Amazon search results
14 days ago
- A browser extension called Amazon Brand Filter hides unknown brands from Amazon search results.
- It provides links to a GitHub repository for details and a list of included brands.
- The extension version is 0.8.1, updated on July 7, 2026, developed by topherhead.
- Developer states it does not collect or use user data, and data is not sold or used for unrelated purposes.
Show HN: Chrome extension that creates mini-Chrome extensions for you
13 days ago
- Offers 10 free changes per month for quick website fixes.
- Live preview and apply styles on any open tab.
- Saves custom styles per domain and syncs via Chrome.
- Allows toggling styles on/off and editing generated code.
- Provides a template library for ready-made styles.
- Converts plain language prompts into CSS/JavaScript to modify site appearance and behavior.
- Works on any Chrome page without modifying source code.
- Maintains privacy by not tracking browsing history or personal data.
- All changes are reversible via toggling or page refresh.
- Requires an internet connection for new styles but saved styles work offline.
Analysis: Popular Chrome Extension ModHeader Exfiltrates User Data
9 days ago
- ModHeader is a Chrome extension with over 1.6 million installs that exfiltrates browsing data to api.stanfordstudies.com.
- The extension uses AES-GCM encryption, IndexedDB storage, randomized upload timing, and evidence deletion after data exfiltration.
- It collects all visited domains, a unique device fingerprint, and browser identity, uploading after 1,000 domains or 24 hours.
- Stealth mechanisms include encrypted payloads, self-destruction of local data, and silent error handling to evade detection.
- The extension also reports install, update, and uninstall events to extensions-hub.com for additional tracking.
- Browser extensions are a security blind spot, allowing such exfiltration due to broad permissions and limited review processes.
- Users are advised to remove ModHeader and use open-source alternatives, with a report filed to the Chrome Web Store.
InfoDiet, Chrome extension that tracks information quality, not just screen time
6 hours ago
- InfoDiet automatically tracks your browsing time by content category without manual logging.
- It provides an Information Quality Score showing your weekly ratio of educational vs. entertainment content.
- Users can set daily budgets per category with gentle nudges and a 10-minute grace window.
- The Trend Dashboard displays daily and weekly patterns to identify which categories dominate your attention.
- Budget Alerts notify you when you approach or exceed your daily limit.
- Cross-Device Sync keeps your data and budgets consistent across all Chrome browsers.
- The extension is free to start with a Pro upgrade ($3/month) for advanced features like budgets, score, and alerts.
- Setup takes under a minute: install, browse normally, view your breakdown, and set limits when ready.

Hasty Briefsbeta

#browser extension

Show HN: GeoSpoof – your VPN hides your IP, but the browser leaks your location

Browser extension to filter out all unknown brands from Amazon search results

Show HN: Chrome extension that creates mini-Chrome extensions for you

Analysis: Popular Chrome Extension ModHeader Exfiltrates User Data

InfoDiet, Chrome extension that tracks information quality, not just screen time