1.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.
+651 stars
from 7,442 · score 6.48
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
7 repositories by Attention Score · May 7, 2026 – Nov 2, 2026 (UTC)
2.HemmeligOrg / Hemmelig.appArchived
Keep your sensitive information out of chat logs, emails, and more with encrypted secrets.
+62 stars
from 1,183 · score 4.14
3.paulmillr / noble-ciphers
Audited & minimal JS implementation of Salsa20, ChaCha and AES
+54 stars
from 378 · score 4.01
4.buttercup / buttercup-desktopArchived
:key: Cross-Platform Passwords & Secrets Vault
+12 stars
from 4,368 · score 2.56
5.sE2EEnd / sE2EEnd
File transfer solution with end-to-end encryption.
+12 stars
from 0 · score 2.56
6.davidalmeidac / sealed-env
Encrypted .env files with TOTP unsealing for production deploys. Cross-stack (Node + Java). Zero deps. Defends against npm supply-chain attacks.
+8 stars
from 1 · score 2.20
7.KishanBagaria / padding-oracle-attacker
🔓 CLI tool and library to execute padding oracle attacks easily, with support for concurrent network requests and an elegant UI.
+5 stars
from 216 · score 1.79