AltRepo extensions

ALT Cookie Reject

Chrome Firefox Privacy

Automatically detects cookie consent banners and clicks reject, decline, or necessary-only for you. Not hide -- actually reject. Works across OneTrust, Sourcepoint, Didomi, Usercentrics, TrustArc, Cookiebot, and more. Per-site control lets you disable it on specific domains. No remote code, no analytics, no data collection.

• Rejects cookies instead of just hiding the banner
• Supports major CMPs including OneTrust, Sourcepoint, Didomi, Usercentrics
• Per-site enable/disable toggle from the toolbar popup
• Fallback mode hides banners with no reject button
• Zero remote code, zero data collection, zero analytics

ALT 2FA Authenticator

Chrome Firefox Security

Generate and manage two-factor authentication codes directly in your browser. Supports TOTP and HOTP, encrypted local storage, and QR code scanning for easy setup. No account required, no cloud sync -- your secrets stay on your device.

• Time-based (TOTP) and counter-based (HOTP) code generation
• Encrypted local storage with password protection
• QR code scanning for quick setup
• No account, no cloud sync, no data leaves your device
• Works offline -- codes generate without an internet connection

AltOS

Chrome New tab Local-first Coming soon

Turns Chrome's new tab into a terminal-inspired workspace: an encrypted vault, reproducible passwords, image tools, a flow canvas, focus timers -- even a built-in arcade game. No account, no cloud sync. A strict Content-Security-Policy blocks remote code, so everything runs locally in your browser.

• Reproducible passwords with Argon2id -- nothing stored to leak
• AES-256-GCM encrypted local vault
• Image tools: strip metadata and convert formats
• Focus and Pomodoro timers, notepad, calculator, world clock and weather
• Recently-closed tabs, bookmark and open-tab search -- plus the Kernel Panic arcade game