Mimecast

Human Risk Management & Advanced Email Security

Security and IT · by Mimecast · mimecast.com

What Mimecast’s own pages say

Each value is a quote AirStack found on the product’s own pages, read 2026-11-04. A missing field means AirStack has not found it on its pages.

Mimecast alternatives

• Bitwarden
• LastPass
• Keeper
• CrowdStrike Falcon
• KnowBe4
• Cisco Duo
• Okta
• Dashlane
• Jamf
• Microsoft Entra ID

Open-source alternatives to Mimecast

• nilsteampassnet/TeamPass ★ 1,884 · GPL-3.0
  Self-hosted collaborative password manager for teams: folder-level access control, AES-256-GCM encryption, LDAP/AD, OAuth2 SSO, audit trail, REST API, browser e
• ory/kratos ★ 13,948 · Apache-2.0
  Headless cloud-native authentication and identity management written in Go. Scales to a billion+ users. Replace Homegrown, Auth0, Okta, Firebase with better UX
• kanidm/kanidm ★ 5,535 · MPL-2.0
  Kanidm: A simple, secure, and fast identity management platform
• drduh/YubiKey-Guide ★ 13,065 · MIT
  Community guide to using YubiKey for GnuPG and SSH - protect secrets with hardware crypto.
• Kunzisoft/KeePassDX ★ 7,621 · GPL-3.0
  Lightweight vault and password manager for Android, KeePassDX allows editing encrypted data in a single file in KeePass format and fill in the forms in a secure
• beenuar/AiSOC ★ 7,268 · MIT
  Open-source AI Security Operations Center: alert fusion, LLM-agent triage, MITRE ATT&CK investigation, and a replayable decision ledger for every agent step. Se

Projects tagged with Security and IT topics on GitHub, ranked by stars. A lead, not an endorsement.