cryptgeon is a secure, open source note / file sharing service inspired by PrivNote written in rust & svelte.
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Apr 4, 2025 - Svelte
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secure-notes
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A fast, private and secure web notebook with Markdown/HTML/Math support. Encrypted notes with AES-256-GCM
markdown notebook aes-256 note-taking notebook-web encrypted-notes private-notes secure-notes encrypted-notebook
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Feb 20, 2026 - Vue
Notes Application with security in mind . Made with flutter
productivity flutter secure-notepad appflow notes-app flutter-apps flutter-demo flutter-examples flutter-ui secure-notes notion-alternative
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Nov 15, 2024 - Dart
A secure cross-platform note-taking application. Features end-to-end encryption for cloud sync and a modern React frontend.
react open-source multi-platform privacy selfhosted self-hosted productivity-tools end-to-end-encryption notes-app modern-ui cloud-sync secure-notes
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Jul 11, 2025 - TypeScript
🔐 Secure online notepad with client-side encryption. Each note gets its own password - your thoughts, your keys, your privacy.
privacy encryption text-editor note-taking online-editor secure-notepad password-protection writing-tool client-side-encryption secure-notes onlinenotepad
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Nov 25, 2025 - JavaScript
CyberVault is a C#-based password manager app designed for users to securely store their passwords locally using high-end cryptography. Developed by CyberHansen and CyberNilsen, the app aims to provide a safe and easy-to-use solution for password management.
desktop-app chrome-extension windows opensource privacy csharp dotnet vault password-manager wpf selfhosted cybersecurity totp 2fa password-history secure-storage secure-notes offline-password-manager authenticator-app local-encryption
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Oct 22, 2025 - C#
Joplin plugin to password protect and encrypt the notes.
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Feb 20, 2026 - TypeScript
VaultNote is a fully local-first, zero-knowledge encrypted notes app built for absolute privacy. All encryption, decryption, and password generation happen entirely inside your browser using AES-256 WebCrypto. Your data never touches a server.
cryptography encryption password-generator aes-256 webcrypto zero-knowledge local-first secure-notes
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Nov 20, 2025 - TypeScript
A Simple Secure Note App With Many Functionalities!
android java note-taking android-app secure-notepad note-app intermediate-projects secure-notes note-app-with-markdown beginner-android-project
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Feb 14, 2024 - Java
A minimalist, pretty secure note-taking app for Linux. Rust + GTK4.
linux rust productivity privacy encryption argon2 password-manager aes-256 note-taking security-tools gtk4 secure-notes
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Dec 16, 2025 - Shell
A secure, encrypted notes API with zero-knowledge architecture, client-side encryption support, and comprehensive user management the backend powering Typelets with PostgreSQL and TypeScript
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Nov 30, 2025 - TypeScript
End-to-End Encrypted Notes with Zero Personal Data Required
security privacy encryption anonymity anonymous aes-256 encrypt 2fa zero-knowledge 2factor 2fa-security secure-notes notesqr
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Apr 26, 2025
A Golang client for https://privnote.com
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Dec 4, 2023 - Go
Secure end-toend encrypted (E2EE) web app for managing notes, to-do list, and files.
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Feb 3, 2025 - TypeScript
Private voice memos with offline speech recognition, real-time transcription, and AES‐256 encryption.
notes ios-app speech-recognition audio-recorder speech-to-text transcription voice-memos transcribe ocr-recognition note-taker secure-notes offline-ai voice-n
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Jan 27, 2026 - HTML
A secure and stylish vault app for managing and protecting your notes, photos, videos, and documents with AES encryption and biometric authentication. Keep your data safe and organized with ease!
android kotlin notes android-application android-studio android-app aes-encryption android-project aes-encryption-decryption secure-notes
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Sep 1, 2024 - Kotlin
Cross-platform Bash password manager with strong encryption and interactive UI.
shell bash cli privacy terminal cross-platform vault password-manager cybersecurity aes-256 spm data-protection key-management security-tools secure-notes portable-app encrypted-vault sans-spm sansyourways bash-app
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Dec 12, 2025 - Shell
A PHP library for creating encrypted, self-destructing messages with view limits and optional password protection
security cryptography encryption php-library sqlite aes-256 password-protection one-time-secret self-destructing-messages secure-notes
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Jan 11, 2026 - PHP
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