nniiovoo / encrypted-note

Offline, encrypted vault for seed phrases, private keys, passwords and API keys. macOS and Windows.

MeshLive / meshlive-android

Encrypted voice and video calls, live audio and video streams between phones over a Bluetooth mesh. No internet needed.

ente / ente

💚 End-to-end encrypted cloud for everything.

outerashcable97 / AnyDesk

AnyDesk 2023: Full working installer with enhanced security and improved remote access features.

permissionlesstech / bitchat

bluetooth mesh chat, IRC vibes

rclone / rclone

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

veracrypt / VeraCrypt

Disk encryption with strong security based on TrueCrypt

shuaiplus / nodewarden

Bitwarden-compatible server running on Cloudflare Workers

hwdsl2 / setup-ipsec-vpn

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

spacedriveapp / spacedrive

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

aonez / Keka

A macOS and iOS file archiver that compresses and extracts files in many formats, with optional encryption.

openssl / openssl

General-purpose toolkit implementing TLS, DTLS, and QUIC protocols on top of a standalone cryptographic library and CLI.

Limatura / tessera

Self-hosted file and note sharing that cleans up after itself.

rfjakob / gocryptfs

Encrypted overlay filesystem written in Go

simplex-chat / simplex-chat

End-to-end encrypted messaging app and network that uses no user identifiers, with mobile, desktop and CLI clients.

LearningCircuit / local-deep-research

~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.

gchq / CyberChef

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

kopia / kopia

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.

Mahmud0808 / TeleDrive

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.

scarletkc / Hatoba

Open-source desktop SSH client with an AI assistant and end-to-end encrypted sync through your own Cloudflare account

drakkan / sftpgo

Full-featured and highly configurable SFTP, HTTP/S, FTP/S and WebDAV server - S3, Google Cloud Storage, Azure Blob

peazip / PeaZip

Free Zip / Unzip software and Rar file extractor. Cross-platform file and archive manager. Features volume spanning, compression, authenticated encryption. Supports 7Z, 7-Zip sfx, ACE, ARJ, Brotli, BZ2, CAB, CHM, CPIO, DEB, GZ, ISO, JAR, LHA/LZH, NSIS, OOo, PAQ/LPAQ, PEA, QUAD, RAR, RPM, split, TAR, Z, ZIP, ZIPX, Zstandard.

tis24dev / proxsave

Proxmox VE & PBS host configuration backup and disaster recovery. Online backups without downtime, guided restore, encryption, cloud storage and native PBS integration.

samlu / CamMonitor

CamMonitor turns your spare Android phone into a private, zero-account home security camera. Connect two Android devices directly using peer-to-peer (P2P) encryption over Wi-Fi or cellular networks without cloud subscriptions, login accounts, or third-party servers storing your video.

capcom6 / android-sms-gateway

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.

Huai-Tian / E2EE-Experiment

One Rust binary, zero persistence: E2EE conversations with post-quantum Noise + ML-KEM that are never written to disk.

hashicorp / vault

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

duplicati / duplicati

Store securely encrypted backups in the cloud!

tutao / tutanota

Tuta is an email service with a strong focus on security and privacy that lets you encrypt emails, contacts and calendar entries on all your devices.

hwdsl2 / wireguard-install

WireGuard VPN server installer for Ubuntu, Debian, AlmaLinux, Rocky Linux, CentOS, Fedora, openSUSE and Raspberry Pi OS. Includes interactive setup and client management.

borgbackup / borg

Deduplicating archiver with compression and authenticated encryption.

ancsemi / Haven

Self-hosted private chat: no cloud, no telemetry, no Big Tech. Discord alternative that runs on your own machine.

Tencent / BqLog

A lightweight, high-performance, industrial-grade cross-language logging library (C++/Java/C#/Kotlin/TS/Python/Go), battle-tested in Honor of Kings.

jhaals / yopass

Secure sharing of secrets, passwords and files

wolfSSL / wolfssl

The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3 and DTLS 1.3! Update to wolfSSL 5.9.1 for the latest CVE fixes.

GnosiWorks / Kryfo

Alpha Private Messenger Over Tor

angristan / openvpn-install

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

ValveSoftware / GameNetworkingSockets

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

CrossPaste / crosspaste-desktop

Cross-device clipboard sync for macOS, Windows & Linux — end-to-end encrypted, LAN-only, no cloud. OCR, CLI and MCP server built in.

gentpan / LiteZip

免费开源的原生 macOS 压缩与解压工具。支持 ZIP / 7Z 压缩解压、RAR 解压、加密分卷、目录预览和 Finder 右键操作，文件完全在本机处理。

drduh / macOS-Security-and-Privacy-Guide

Community guide to securing and improving privacy on macOS.

cryptomator / cryptomator

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

cryptpad / cryptpad

Collaborative office suite, end-to-end encrypted and open-source.

dotenvx / dotenvx

a secure dotenv—from the creator of `dotenv`

HotCakeX / Harden-Windows-Security

Harden Windows Safely, Securely using Official Supported Microsoft methods and proper explanation | Always up-to-date and works with the latest build of Windows | Provides tools and Guides for Personal, Enterprise, Government and Military security levels | SLSA Level 3 Compliant for Secure Development and Build Process | Apps Available on MS Store✨

pglombardo / PasswordPusher

Web app for sharing passwords, text, files, and URLs via links that expire after a set number of views or time.

padloc / padloc

A modern, open source password manager for individuals and teams.

ryantm / agenix

age-encrypted secrets for NixOS and Home manager

cryfs / cryfs

Cryptographic filesystem for the cloud

secluso / core

A privacy-preserving Raspberry Pi home security camera that uses advanced end-to-end encryption.

liamcottle / reticulum-meshchat

A simple mesh network communications app powered by the Reticulum Network Stack.

google / heir

The compiler for homomorphic encryption

saturneric / GpgFrontend

A modern, cross-platform OpenPGP tool with a unique dual-engine core: switch freely between the battle-tested GnuPG and a modern, memory-safe Rust rPGP backend. It makes encryption, signing, and key management easier and more trustworthy in everyday privacy workflows.

meowcorded / meowcord

meowcord is a self-hosted discord clone with feature parity, message encryption and really simple federation

lucas-pospor / cairn

Local-first Markdown notes for Linux, Windows and Android. Plain .md folders, optional end-to-end encrypted sync to a server you run yourself.

bee-san / Ciphey

⚡ Automatically decrypt encryptions without knowing the key or cipher, decode encodings, and crack hashes ⚡

sqlcipher / sqlcipher

SQLCipher is a standalone fork of SQLite that adds 256 bit AES encryption of database files and other security features.

privacyguides / privacyguides.org

Protect your data against global mass surveillance programs.

i2p / i2p.i2p

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.

Kodiqa-Solutions / VaultS3

Lightweight, S3-compatible object storage server with built-in web dashboard. Single binary, low memory, encryption at rest.