Encryption

CrossPaste synchronizes clipboard content across macOS, Windows, and Linux using end-to-end encryption and LAN connections.

The site groups browser-based utilities for hashing, encoding, encryption, formatting, compression, and file processing.

VERNAM encrypts files in the browser using a passphrase and supports opening .vrn files, according to its page.

sttr provides a cross-platform command-line app for performing operations on strings.

Chitchatter provides decentralized, serverless peer-to-peer chat designed for temporary conversations.

VeraCrypt provides disk encryption and publishes source code based on TrueCrypt 7.1a with security enhancements and modifications.

Atuin synchronizes, searches, and backs up shell history with end-to-end encryption on macOS, Linux, and Windows.

Encrypt files for cloud storage with Cryptomator, an open-source tool listed for services including Dropbox and Google Drive.

SilentNotes synchronizes notes between Android and Windows devices, according to its repository description.

Picocrypt-NG encrypts files, with its project describing the tool as small and simple.

Password protection for PDF files is the purpose of PDFEncrypt, an open-source application for Windows.

CyberChef is a web app for encryption, encoding, compression, and data analysis.

Bitmask provides a free, open-source VPN from the LEAP Encryption Access Project, described as a tool for bypassing censorship.

PINCredible helps users remember PINs and other credentials through an Android app in the BackPack project.

Protect payment data with Evervault’s encryption model while retaining control of the payment experience.

Ente Photos provides end-to-end encrypted photo storage with cross-platform apps, open-source code, and self-hosting options.

Use WinRAR on Windows to compress and encrypt files, open RAR and ZIP archives, and process other formats.

This project sets up an IPsec VPN server with IPsec/L2TP, Cisco IPsec, and IKEv2, plus client configuration and management scripts.

Posteo provides ad-free email, calendars, and address books with synchronization, encryption, and paid accounts starting at one euro per month.

Local Deep Research searches sources such as arXiv, PubMed, and private documents with local or cloud LLMs.

Cryptomator provides client-side encryption for cloud storage on Windows, macOS, and Linux, according to its project page.

Borg combines compression and authenticated encryption in a deduplicating archiver; this repository identifies its README as Borg 2.

sshOcean provides free VPN server accounts and lists coverage across countries and cities with unlimited bandwidth.

EncryptPad is a text editor and binary encryptor that uses the OpenPGP format and can protect files with passwords or key files.