Pagkugi

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MailFlow and Pagkugi

Self-hosted multi-user webmail.

At a glance

A unified inbox, rules, blocklists, snooze, 2FA, OIDC, CardDAV, plugins, and GTD.

Where Pagkugi differs. A server product with an administrator, where Pagkugi is a local desktop Maildir client.

Status
Active
License
AGPL-3.0 / commercial
Platforms
Browser, self-hosted; desktop and mobile wrappers in progress
Storage
A PostgreSQL cache of IMAP state; the provider is authoritative.
Website
https://mailflow.sh/
Source
https://github.com/maathimself/mailflow

Where MailFlow is better

  • Multi-user self-hosted webmail with an admin panel.
  • Inbox rules, blocklists, snooze, 2FA, and OIDC SSO.
  • CardDAV, plugins, GTD, and browser access from any device.

Storage and ownership

Where the mail actually lives, and whether it survives the client.

Feature Pagkugi MailFlow
Open local storage Yes No
Maildir as the live store Yes No
Works offline Yes No

Accounts and protocols

The servers and providers the client can talk to.

Feature Pagkugi MailFlow
IMAP and SMTP Yes Yes
POP3 No Not in the first release. No
Gmail account No Provider-specific account model is not supported. Yes
Microsoft / Exchange No Exchange-specific account model is not supported. Yes OAuth2.
JMAP No No

Reading

How a message is presented, and what happens to HTML.

Feature Pagkugi MailFlow
In-app HTML rendering No Mail is converted to text instead. Yes Sanitized.
HTML converted to text Yes Yes
Conversation threading Yes Yes
Calendar invitations Limited A focused read-only viewer, not a calendar application. Limited

Writing and organizing

Composition, search, and the tools that shape a mailbox.

Feature Pagkugi MailFlow
Rich or HTML composition No Composes text/plain; Markdown composition is not released. Yes
Snooze or send later No Yes
Full-text search Yes Yes
Custom incoming filters No The local filter engine is implemented but switched off. Yes
Tags or labels No Read state only; no general labels or tags. Yes
Mailing-list actions Yes No
Command palette or keyboard-first No Actions live in explicit context menus. Yes
Open-thread work view Yes No

Security and privacy

Encryption, sender checks, and what leaves the machine.

Feature Pagkugi MailFlow
PGP / S/MIME No Not built in. No
Phishing or sender checks Yes Yes
Remote content blocked Yes Yes
Built-in AI features No No assistant, by design. Yes

Platform and business

Where it runs, how it extends, and how it is sold.

Feature Pagkugi MailFlow
Graphical desktop app Yes Limited Electron wrappers in progress.
Terminal interface No No
Mobile app No Limited Capacitor wrapper in progress.
Web or self-hosted No Yes
Calendar, contacts, or groupware No Limited CardDAV contacts.
Plugin or extension system No Yes
Open source No Proprietary commercial software. Yes
No account with its maker Yes No A MailFlow account is required.

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