"rsync for cloud storage" - Google Drive, S3, Dropbox, Backblaze B2, One Drive, Swift, Hubic, Wasabi, Google Cloud Storage, Azure Blob, Azure Files, Yandex Files

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

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

Set up a personal VPN in the cloud

General purpose TLS and crypto library

Set up your own IPsec VPN server in just a few minutes, with IPsec/L2TP, Cisco IPsec and IKEv2. Supports Ubuntu, Debian, CentOS/RHEL, Amazon Linux, Alpine and Raspberry Pi. Includes client config and management scripts.

💚 End-to-end encrypted cloud for everything.

An open source cybersecurity protocol for syncing decentralized graph data.

Set up your own OpenVPN server on Debian, Ubuntu, Fedora, CentOS, Arch Linux and more

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

A cross-platform programmable network tool

Store securely encrypted backups in the cloud!

Deduplicating archiver with compression and authenticated encryption.

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.

A free, secure and open source app for Android to manage your 2-step verification tokens.

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

A collection of small bash scripts for heavy terminal users

Disk encryption with strong security based on TrueCrypt

Berty is a secure peer-to-peer messaging app that works with or without internet access, cellular data or trust in the network

~95% on SimpleQA (e.g. Qwen3.6-27B on a 3090). Supports all local and cloud LLMs (llama.cpp, Ollama, Google, ...). 10+ search engines - arXiv, PubMed, your private documents. Everything Local & Encrypted.