Privacy

The Hitchhiker's Guide to Online Anonymity and Privacy provides a guide for readers concerned about tracking, metadata, and online identity.

Check which software is persistently installed on a Mac with KnockKnock, a tool for inspecting startup items.

Check file origin and cryptographic signing details from Finder with this macOS utility.

Use the WhoAmI Project to configure enhanced privacy and anonymity for Debian- or Arch-based Linux distributions.

File PDF provides tools to convert, merge, compress, split, edit, sign, and protect PDF files, with client-side processing described on the page.

Omnifact provides team access to multiple AI models and pseudonymizes personal data before sending prompts to providers.

Screego provides screen sharing for developers and teams working remotely.

Get temporary email addresses with Zemail to receive messages without registration and keep a personal inbox private.

ShizuCallRecorder uses Shizuku and ADB to record calls on Android 11 and later without requiring root access.

Hosted and self-hosted options are available for Matomo, an analytics platform whose site highlights data ownership and privacy-focused measurement.

This community-maintained list tracks which banking apps have been tested for compatibility with GrapheneOS.

Firefox Focus is a mobile browser with automatic tracking protection and tools to erase browsing history, passwords, and cookies.

The Lens offers search and analysis tools covering patents and scholarly research publications.

PDF Toolkit edits PDFs offline on Android, with tools to merge, split, and modify documents.

This curated host file lists domains serving ads, tracking scripts, and malware for blocking through a hosts file.

Edit and switch between hosts files on macOS with Gas Mask, a hosts file manager.

Suspicious Package provides a downloadable macOS disk image, with its page listing the current version and bundle identifier.

Table Habit tracks habits with smart scoring in an open source Flutter app, helping users review their routines over time.

With backup and sync, Stingle Photos offers a gallery and camera app; its page says photos and videos are encrypted before storage.

Read Android privacy guidance with recommendations for replacing default features with private alternatives.

Use this open-source Android client to connect through the Secure Socket Tunneling Protocol (MS-SSTP).

Hide installed apps, settings, and package installers on Android with HMA-OSS, a Zygisk module.

Briar provides secure messaging, with information about how it works, project news, and downloads on its site.

This guide explains how to add, edit, and customize layouts for a customizable, privacy-conscious open source keyboard.