encryption

"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

General purpose TLS and crypto library

Set up a personal VPN in the cloud

💚 End-to-end encrypted cloud for everything.

An open source cybersecurity protocol for syncing decentralized graph data.

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!

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.

Deduplicating archiver with compression and authenticated encryption.

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

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.

:mailbox_with_mail: Easily and securely share files from the command line. A fully featured Firefox Send client.

全龄段友好的C#万能工具库，码数吐司库，包含一些常用的操作类，大都是静态类，加密解密，反射操作，权重随机筛选算法，分布式短id，表达式树，linq扩展，文件压缩，多线程下载，硬件信息，字符串扩展方法，日期时间扩展操作，中国农历，大文件拷贝，图像裁剪，验证码，断点续传，集合扩展、Excel导出等常用封装。诸多功能集一身，代码量不到2MB！

支持国密SM2/SM3/SM4/SM9/SSL的密码工具箱

The SMS Gateway for Android™ app enables sending and receiving SMS messages through an API that can be accessed directly on the device or via a cloud server when direct device access is not possible.