* [mutant v2.4.0](https://github.com/aoiflux/mutant) – A garbage-collected programming language focused on compile-time and runtime security via encrypted bytecode.

* [Nearby Transfer v1.3.0](https://github.com/luo-5/nearby-transfer) – Encrypted local-network file transfer and NAS WebDAV sync app for nearby devices, supporting direct LAN transfers, resumable chunk encryption, and secure device-to-device pairing.

* [Openssl encryption v1.23.0](https://github.com/go-think/openssl) – OpenSSL-based Go functions for symmetric and asymmetric encryption and decryption, including AES, DES/3DES, RSA, and HMAC-SHA helpers.

* [Vault v1.5.3](https://github.com/NobleMajo/vault) – Minimal CLI for encrypting and decrypting files into .vt vault files using RSA and AES-256 with password protection.

* [Tuta Mail tuta-drive-ios-relea...](https://github.com/tutao/tutanota) – Secure email service with built-in end-to-end encryption for safe communication across devices.