AgePony is described as 'Post-quantum file encryption built on the age protocol. Seal a file to a quantum-safe ML-KEM-768 hybrid key, sign it with a YubiKey over NFC, and hand it to anyone with the age CLI. Any size you like: a 1 GB file encrypts like a small one' and is a file encryption software in the security & privacy category. There are more than 50 alternatives to AgePony for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best AgePony alternative is VeraCrypt, which is both free and Open Source. Other great apps like AgePony are Cryptomator, TrueCrypt, Picocrypt and DroidFS.
Ensure your data's security by encrypting entire partitions, storage devices, or system drives with VeraCrypt. Benefit from transparent and automatic real-time encryption, hardware acceleration on modern processors, and robust security algorithms that are resistant to brute-force attacks.
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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.
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[TrueCrypt is not exactly "Open Source", but the source is available. See the reviews to get more information.]
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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.
DroidFS is an alternative way to use encrypted overlay filesystems on Android that uses its own internal file explorer instead of mounting virtual volumes. It currently works with gocryptfs and CryFS.
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LUKS is the standard for Linux hard disk encryption. By providing a standard on-disk-format, it does not only facilitate compatibility among distributions, but also provides secure management of multiple user passwords.
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Offers robust file encryption with AES-256 for premium and AES-128 for free users, integrated password manager, intuitive interface, support for cloud storage, multilingual options, offline security, group management tools, and secure file deletion features.
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Picocrypt NG (new generation) 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 file encryption, with a focus on security, simplicity, and reliability.
AstraCrypt - is a free, powerful and open-source encryption app that has everything you need to keep your data safe and secure.
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Arcanum is built directly on VeraCrypt's cryptographic C sources — the same AES, XTS, PBKDF2, and cascade cipher implementations used in the desktop application. Containers created in Arcanum open in VeraCrypt on desktop and vice versa, with no conversion or export needed.
Easily encrypt files with user-friendly software using the powerful AES standard for security on Windows, macOS, and Linux, featuring robust 256-bit encryption for safeguarding sensitive data from unauthorized access, ideal for secure data storage, email transmission, and internet uploads.
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