A multi-protocol, highest assurance security key offering passwordless workflows and strongest 2FA against phishing, protecting devices efficiently.
Authenticator (2FA)
Aegis Authenticator is a free, secure and open source app to manage your 2-step verification tokens for your online services.
Ente's Authenticator app helps you generate and store 2 step verification (2FA) tokens on your mobile devices.
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Flathub
- F-Droid
- Flatpak
Bitwarden Authenticator generates verification codes for two-factor authentication, ensuring your identity is verified when you log into accounts.
Cloud Storage
Cloud-storage service with end-to-end encryption, selective synchronization, and shared folders without ads. Works offline and supports 2FA.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Chrome OS
- Android Tablet
- Windows Phone
- iPad
- Google Chrome
- Mozilla Firefox
+8
Emphasizes privacy with end-to-end encryption, Proton Drive safely stores, synchronizes, and shares files across devices via web and mobile applications.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Tor
+7
On-premises file sync, universal access, integrated collaboration, real-time communication with privacy and data control focus.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Self-Hosted
- Snapcraft
- F-Droid
- Raspberry Pi
- Cloudron
- Docker Hub
- HUAWEI AppGallery
- Flathub
+3
Icedrive is a cloud storage, backup and file sharing service with browser, desktop and mobile apps.
The Icedrive desktop application allows users to mount their cloud storage space as a real hard drive.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
End-to-end encrypted file sync and sharing with secure workspace, robust permission management, two-factor authentication, and mobile offline access.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Android Tablet
- iPad
+5
Filen is a cutting-edge cloud storage provider that offers client-side, end-to-end, zero-knowledge encryption. Headquartered and operated entirely in Germany, Filen is at the forefront of combining comprehensive features with uncompromising privacy and security.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
+18
Cloud storage with end-to-end encryption, secure file sharing, cross-platform sync, granular access controls, automatic backup, and zero-knowledge privacy.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- Android Tablet
- iPad
Open-source cloud storage platform with zero-knowledge encryption, blockchain-based architecture, secure file transfer, free 10 GB plan, and privacy-focused features.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- iPad
Photo Storage
Open-source, end-to-end encrypted backup and sharing for photos and videos, with multi-platform sync, original quality, privacy controls, and collaborative albums.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Self-Hosted
- Flathub
- F-Droid
- Flatpak
PhotoPrism® is an AI-Powered Photos App for the Decentralized Web. It makes use of the latest technologies to tag and find pictures automatically without getting in your way. You can run it at home, on a private server, or in the cloud.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- DigitalOcean
- Self-Hosted
- FreeBSD
- Raspberry Pi
- Docker
+6
File Encryption
Secure and encrypt entire partitions or devices, including system drives, with automated, real-time protection and enhanced security measures.
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- BSD
- PortableApps.com
- Homebrew
- Chocolatey
+8
Picocrypt is a very small (hence Pico), very simple, yet very secure encryption tool that you can use to protect your files. It's designed to be the go-to tool for encryption, with a focus on security, simplicity, and reliability.
Cryptomator provides transparent, client-side encryption for your cloud. Protect your documents from unauthorized access. Cryptomator is free and open source software, so you can rest assured there are no backdoors.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Android Tablet
- iPad
- Flathub
- F-Droid
- Homebrew
- Chocolatey
hat.sh is a javascript app that provides secure file encryption using the AES-256-GCM algorithm from WebCryptoAPI provided by your browser. it was coded following the WebCrypto Documentations .
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Online
Messaging
An encrypted messaging app focused on privacy, supporting texts, calls, photos, videos, files, and group chats, with no ads or trackers.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- iPad
- Flathub
- Ubuntu
- Debian
- Snapcraft
+4
SimpleX - the most private and secure chat and applications platform - now with double ratchet E2E encryption! Built on Haskell with Love and Coffee.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Self-Hosted
- Flathub
- F-Droid
- Flatpak
Decentralized messenger with end-to-end encryption, no registration, no tracking, metadata protection, secure file sharing, and multi-device syncing.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- HUAWEI AppGallery
- iPad
- Snapcraft
- Flathub
- F-Droid
Cost / License
- Free
- Open Source
Application types
Platforms
- Android
- F-Droid
A secure collaboration app with end-to-end encryption and interoperability across web, desktop, and mobile. Includes chat, voice, and video calls.
Cost / License
- Free Personal
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Self-Hosted
- Matrix.org
- Flathub
- F-Droid
- Cloudron
- Snapcraft
+1
Threema is a new mobile messaging app that puts security first. With true end-to-end encryption, you can rest assured that only you and the intended recipient can read your messages.
Cost / License
- Paid
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- HUAWEI AppGallery
- iPad
- F-Droid
- Flathub
Stoat (previously Revolt) is a chat platform that puts users first. With text & voice channels, video calling, screen sharing, permissions, mod tools, bots & more. Join any community or build one just the way you like it. It also respects your privacy.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Rust
- Flathub
- F-Droid
- GitHub
+2
Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- iPad
- Self-Hosted
- Cloudron
+5
An open-source decentralized and encrypted messaging app even without internet connection via Wi-Fi and Bluetooth. Messages are stored securely on your device, not in the cloud. Connect directly with nearby contacts - no Internet access is required.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- Flathub
- F-Droid
DNS
NextDNS protects you from all kinds of security threats, blocks ads and trackers on websites and in apps and provides a safe and supervised Internet for kids — on all devices and on all networks.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Chrome OS
- BSD
- iPad
- UC Browser
- Vivaldi
- Google Chrome
- UniFi Network
- Safari
- Yandex Browser
- Software as a Service (SaaS)
- OpenWrt
- Opera
- Alpine Linux
- pfSense
- Mozilla Firefox
- DD-WRT
+11
Quad9 is a free, recursive, anycast DNS platform that provides end users robust security protections, high-performance, and privacy.
Cost / License
- Free
- Proprietary
Application types
Platforms
- Online
- Android
- Android Tablet
- F-Droid
Experience quick, private browsing with this top DNS resolver. Enhanced by a VPN, it ensures your data remains protected and activity optimized.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
Our public DNS service offers DNS over HTTPS (DoH) and DNS over TLS (DoT), with QNAME minimization and basic ad blocking.
Control D is a modern and customizable DNS service that blocks threats, unwanted content and ads - on all devices. Onboard in minutes, and forget about it.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- iPhone
- Android
- iPad
- Android Tablet
- Google Chrome
- Mozilla Firefox
- Online
+2
Cloud-based DNS for blocking ads, trackers, and malicious domains, offering real-time stats, parental controls, and customizable filtering for every device.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Self-Hosted
Protect all network devices with DNS-level ad blocking, no client software needed. Features a web interface, query logging, whitelist/blacklist, and privacy controls.
Cost / License
- Free
- Open Source
Application type
Platforms
- Linux
- Self-Hosted
- CentOS
- Fedora
- Ubuntu
- Debian
- Raspberry Pi OS
- Raspberry Pi
+2
Notetaking
Obsidian is a note-taking app that lets you create a personal knowledge graph with ease. It is designed for non-linear thinking and allows you to easily link your notes together wiki-style.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Android Tablet
- iPad
- Snapcraft
- Microsoft Edge
- Google Chrome
- Flathub
- Safari
- Mozilla Firefox
+4
An end-to-end encrypted note-taking by Proton. Offline access, unlimited sync across devices, tagging, passcode and biometric security, plus advanced premium privacy features.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Chrome OS
- Android Tablet
- iPad
- Self-Hosted
- F-Droid
+3
Notesnook is a simple and cross-platform private notes app that keeps your notes organized and synced on your phone, tablet and computer. Take notes, capture ideas, create to-do lists, keep a journal, write your assignments and manage projects, we have got you covered.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Google Chrome
- Flathub
- F-Droid
- Software as a Service (SaaS)
- Flatpak
+6
Open source note-taking app with Markdown support, to-do integration, and synchronization with cloud services like Dropbox and OneDrive.
Cost / License
- Freemium
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Self-Hosted
- AppImageHub
- Snapcraft
- Google Chrome
- Flathub
- PortableApps.com
- F-Droid
- Cloudron
- Homebrew
- Chocolatey
- Termux
- Mozilla Firefox
+3
Translator
Free and Open Source Translation API. 100% self-hosted, no limits, no ties to proprietary services. Built on top of Argos Translate.
Alternative front-end for
Google Translate, serving as a Free and Open Source translator with over a hundred languages availableCost / License
- Free
- Open Source
Application types
Platforms
- Online
- Self-Hosted
At its core, Tatoeba is a large database of example sentences translated into several languages. Search example sentences translated into many languages. Add and translate your own sentences. It's collaborative, open, free, and even addictive.
Brave Translate is the in-built translation feature of the Brave web browser, offering fast and accurate translations across 108 languages. Powered by Lingvanex, it prioritizes user privacy by removing IP addresses and not storing translated text. Easily accessible via the address bar.
+2
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