Open source
Tuta
Encrypted email, calendar and contacts with a free plan
Email and EncryptionEncrypted email and calendar
Alternatives to Signal
12 tools like Signal, chosen by what they do. About Signal
Open source
VeraCrypt
Free open source disk encryption for Windows, Mac and Linux
Email and EncryptionDisk encryption software
Open source
Cryptomator
Open source encryption for files stored in cloud drives
Email and EncryptionEncrypt cloud files
Curated
MXToolbox
Online DNS, mail server and blacklist lookup tools
Email and EncryptionDNS and email diagnostics
Freemium
dmarcian
DMARC management platform with free domain and record checker tools
Email and EncryptionDMARC management
Freemium
Open source
Ente Auth
Open source 2FA authenticator with end-to-end encrypted backups
Identity and SecretsOpen source 2FA app
Open source
Proton Pass
End-to-end encrypted password manager with email aliases
Identity and SecretsPrivate password manager
Freemium
Standard Notes
Free end-to-end encrypted notes that sync across devices
Notes and WikisEnd to end encrypted notes
Freemium
Proton Mail
Encrypted email with a free plan and privacy-focused accounts
Email HostingEncrypted email for domains
Open source
OpenBao
Open source fork of HashiCorp Vault for managing secrets
Identity and SecretsOpen source secrets vault
Free trial
Cookiebot
Cookie consent banner and scanner for GDPR and CCPA compliance
Compliance and PrivacyCookie consent platform