// What you get
Aliases
Free aliases
Up to 15 addresses at no extra cost
Catch-all
Catch-all & plus tags
anything@your-domain and you+tag@ just work
Domains
Free custom domains
Bring your own domain
Clients
Use any mail app
Works in Thunderbird and any IMAP, POP3, SMTP or JMAP client
Deliverability
Lands in the inbox
DKIM, SPF, and DMARC handled for you
PGP
PGP, built in
OpenPGP with automatic key discovery (WKD)
Privacy & security
First-party
No third parties in the loop
No Cloudflare, no Google Analytics, no third-party trackers, fonts, or CDNs. Nothing phones home.
Email
Local email encryption
Keys stay in your browser, so the server only ever stores ciphertext
Chat
End-to-end encrypted chat
Messages are encrypted on your device, so the server only relays ciphertext
Tor
Works over Tor
Sign up and use Elektrine privately
Passkeys
Passwordless sign-in
Phishing-resistant WebAuthn across up to 10 devices, with no password to steal
2FA
Two-factor auth
TOTP protection on your account
Signups
No CAPTCHAs
A short background check stops bots, so you never solve puzzles
Open source
Open source (AGPLv3)
Audit it, or self-host the exact code we run
Social and chat
Fediverse
On the fediverse
Follow and be followed across Mastodon, Lemmy, and more
Bluesky
Mirror to Bluesky
Crosspost your public timeline to Bluesky
Messaging
Federated messaging
Message and call across Elektrine servers, not just your own
Beyond the inbox
Knowledge
Your knowledge base
Kairo ingests notes and sources into a durable, searchable knowledge graph you own
Secrets
Password & secrets manager
Nerve keeps passwords and secrets client-side encrypted, so the server only stores ciphertext
Web search
Private web search
Search the open web with Paige, which blends results from several engines and never profiles you
Calendar
Calendar & contacts
Sync everywhere with CalDAV and CardDAV
Portability
No lock-in
Export all your data over an open API, any time
// For developers
Email API
Mail over HTTP
Read, list, and send messages from your own scripts and software
JMAP
JMAP built in
Alongside IMAP, POP3, and SMTP. Bring any client, or write one
Client API
Works with the apps you have
Mastodon-compatible, so existing clients and libraries just connect
MCP
AI tools, scoped to you
Connect Claude, Codex, or local agents to mail, Kairo, Nerve, and search
through scoped personal access tokens
OIDC
Sign in with your own domain
Plain OpenID Connect for anything you build or run
Tokens
Scoped tokens
Each script gets only the access it needs, read or write, per service
Deploys
Static sites
Push a build and it's live, by hand or straight from your repository
