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The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis

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.

Cryptomator for Windows, macOS, and Linux: Secure client-side encryption for your cloud storage, ensuring privacy and control over your data.

Turn a private Telegram channel into your personal cloud drive. Android, Windows, Linux and macOS, auto backup, optional E2E encryption, built-in file manager and player.

A tool for secrets management, encryption as a service, and privileged access management

Tiny post-quantum encryption for sensitive data. Write-only by design. ML-KEM-768 + X25519 + AES-256-GCM. Please break it.

The compiler for homomorphic encryption

JavaScript library to zip and unzip files supporting parallel compression, web streams, pluggable compression engines, zip64, split files, data encryption, and deflate64 decompression.

Encrypt data at rest in Ruby and Rails, with keys held outside your source code.

I2P is an anonymizing network, offering a simple layer that identity-sensitive applications can use to securely communicate. All data is wrapped with several layers of encryption, and the network is both distributed and dynamic, with no trusted parties.

Free Elasticsearch security plugin and Kibana security plugin: super-easy Kibana multi-tenancy, Encryption, Authentication, Authorization, Auditing

Testing TLS/SSL encryption anywhere on any port

Golang (GO) implementation of Javascript Object Signing and Encryption specification

An online keepass-like tool to manage password. client-side AES encryption!

Disk encryption with strong security based on TrueCrypt

Filesystem in userspace (FUSE) with transparent authenticated encryption

Deduplicating archiver with compression and authenticated encryption.

Manage secrets with Bash and GnuPG symmetric encryption

Minecraft Bedrock protocol library, with authentication and encryption

VeraCrypt EFI Bootloader for EFI Windows system encryption (LGPL)

One-Time-Secret sharing platform with a symmetric 256bit AES encryption in the browser

SSH server & client security auditing (banner, key exchange, encryption, mac, compression, compatibility, security, etc)

:closed_lock_with_key: Server API to support End-to-End Encryption

A highly extensible Markdown editor. Version control, AI Copilot, mind map, documents encryption, code snippet running, integrated terminal, chart embedding, HTML applets, Reveal.js, plug-in, and macro replacement.

Sockets with pure VB6 impl of TLS encryption

Reliable & unreliable messages over UDP. Robust message fragmentation & reassembly. P2P networking / NAT traversal. Encryption.

Manage secrets with Bash and GnuPG asymmetric encryption (YubiKey)

Microsoft SEAL is an easy-to-use and powerful homomorphic encryption library.

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

Simple, drag-and-drop, password-based file encryption