encryption

Signal is an encrypted communications application.

Open-source and encrypted password manager

VeraCrypt is a free open source disk encryption software for Windows, Mac OSX and Linux.

A free file archiver utility and rar extractor for Windows and Linux, work with 200+ archive types and variants, handle spanned archives and support multiple archive encryption standards.

GNU Privacy Guard (GnuPG or GPG) is a free-software replacement for Symantec's PGP cryptographic software suite.

Tutanota is an email client with a strong focus on security and privacy that lets you encrypt emails on all your devices.

AxCrypt File Encryption Software - Free Personal Privacy and Security for Windows 2000/XP/Vista or later with AES-128 File Encryption, Compression and transparent Decrypt and Open in the original application.

A secure solution for file and email encryption.

Allway Sync is a program to sync data between all kinds of devices.

Use your ID-card electronically, digitally sign documents and encrypt documents for safe transfer.

Secure collaboration and messaging

Onion routing based messenger

Stunnel is a proxy designed to add TLS encryption functionality to existing clients and servers without any changes in the programs' code.

NordLocker is a secure and easy-to-use cloud for your files, ideas, and memories. Encrypted at all times, your data is always within reach.

SimpleX - the first messaging network operating without user identifiers of any kind - 100% private by design! iOS, Android and desktop apps 📱!

Open source 2FA authenticator, with end-to-end encrypted backups.

A very small, very simple, yet very secure encryption tool.

Before sharing sensitive and/or confidential files from your NAS, use File Station to encrypt them into .qenc files.

Encrypt files, folders, and text with strong algorithms. Includes steganography and post-quantum key exchange (ML-KEM).

Cross-platform backup tool for Windows, macOS & Linux with fast, incremental backups, client-side end-to-end encryption, compression and data deduplication. CLI and GUI included.

O&O AutoBackup automatically backs up and synchronizes files, folders, and OneDrive data to external drives or S3-compatible storage.

Spacedrive is an open source cross-platform file explorer, powered by a virtual distributed filesystem written in Rust.

End-to-end encryption for things that matter. Keybase is secure messaging and file-sharing.

Encrypto lets you encrypt files before sending them to friends or coworkers. Drop a file into Encrypto, set a password, and then send it with added security.

File Encryption, Folder Encryption Software

Free PGP Encryption Software

Free remote desktop tool for secure peer to peer screen sharing, remote control, file transfer, and chat.

AES Crypt for Windows (30-day trial)

Microsoft Outlook add-in for secure email and file sharing

DigiDoc4 is an application for digitally signing and encrypting documents; the software includes functionality to manage Estonian ID-card - change pin codes etc.

AES-256 File Encryption CLI Tool

Clipboard manager with end-to-end encrypted sync, on-device AI search, and secret protection.

A filesystem in userspace (FUSE) with transparent encryption (when writing) and decryption (when reading).

git-age is a smudge/clean filter to encrypt/decrypt files in a git repository transparently

OpenBao is a software solution to manage, store, and distribute sensitive data.

i2pd (I2P Daemon) is a full-featured C++ implementation of I2P client.

Offline secure file encryption for Windows

Unofficial ProtonMail Desktop App

Vovsoft Password Generator is one of the programs you can rely on, a very simple utility that enables you to create passwords for your accounts with just a couple of clicks. It is an easy to use tool that can generate memorable passphrases.

The Best All-In-One Free Online PDF Solution

A media packaging and development framework for VOD and Live DASH and HLS applications, supporting Common Encryption for Widevine and other DRM Systems.

Secure Exchanges OASF client for Windows.

A Swiss army knife for working with X.509 certificates, JWTs, etc.

Desktop PGP workstation

End-to-end encryption in any conversation

Rage age implementation

A searchable, encrypted notepad for techs - rich text, inline images, real tables, full-text search, and tear-off .knote sharing.

An unofficial desktop client for ProtonMail done with electron nativefier

Encrypted file transfer between Android, iOS, Linux, macOS, and Windows over ad hoc WiFi or a shared network. No internet connection required.

Paikallinen tietoturva-agentti lakiasiaintoimistoille

A zero-knowledge encrypted workspace for your documents, notes, and files.

A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.

Full-featured SFTP server and MFT solution. Securely transfer files via SFTP, FTP/S, and WebDAV using local storage, S3, Azure Blob, or GCS.

a better dotenv–from the creator of dotenv

Command-line tools for Anchor.dev

Cross-platform encrypted email client

An end-to-end encrypted clipboard shared between your devices

A free, light and easy to use PGP tool based on OpenPGP.js.

Transparent file encryption in git, so encrypted files show up as normal files to other users.

Encrypt, upload, and decrypt files with Bytifi from the terminal

A secure, cross-platform password manager built with Go and Fyne

A modern, multi-protocol file manager and FTP client with integrated AI, cloud sync, and military-grade encryption.

End-to-end encrypted notes, tasks, and journal

A private, end-to-end encrypted real-time desktop chat application.

Matrix Client

Cross-platform backup tool for Windows, macOS & Linux with fast, incremental backups, client-side end-to-end encryption, compression and data deduplication. CLI and GUI included.

Cross-platform LAN clipboard synchronization tool

Continue supported coding-agent sessions across configured devices.

chapose - modern high performance file security tool.

Local OpenPGP tool for key management, file and text encryption, signing and verification.

Secure AES-256 file encryption and decryption — fast, simple, reliable

Local-first desktop PDF studio