Pagkugi

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Claws Mail and Pagkugi

Lightweight graphical Unix mail client with an extension model.

At a glance

Configurable rendering, folders, filters, address books, and a broad plugin ecosystem.

Where Pagkugi differs. Similar lightweight positioning, but its plugin architecture is broader and more complex than Pagkugi's deliberately fixed boundaries.

Status
Active
License
GPL-3.0-or-later
Platforms
Linux, BSD, Windows, macOS
Storage
Maildir, MH, and mbox workflows.
Website
https://www.claws-mail.org/
Source
https://git.claws-mail.org/?p=claws.git

Where Claws Mail is better

  • Maildir, MH, and mbox storage options.
  • A broad plugin ecosystem, including encryption and HTML viewers.
  • Extensive filtering and folder automation.

Storage and ownership

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

Feature Pagkugi Claws Mail
Open local storage Yes Yes
Maildir as the live store Yes Yes
Works offline Yes Yes

Accounts and protocols

The servers and providers the client can talk to.

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

Reading

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

Feature Pagkugi Claws Mail
In-app HTML rendering No Mail is converted to text instead. Limited Through a viewer plugin, not a bundled browser.
HTML converted to text Yes Yes
Conversation threading Yes Yes
Calendar invitations Limited A focused read-only viewer, not a calendar application. Plugin Through a plugin.

Writing and organizing

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

Feature Pagkugi Claws Mail
Rich or HTML composition No Composes text/plain; Markdown composition is not released. Limited
Snooze or send later No No
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 Plugin Through a plugin.
Command palette or keyboard-first No Actions live in explicit context menus. Limited
Open-thread work view Yes No

Security and privacy

Encryption, sender checks, and what leaves the machine.

Feature Pagkugi Claws Mail
PGP / S/MIME No Not built in. Plugin GnuPG plugin.
Phishing or sender checks Yes Limited
Remote content blocked Yes Limited
Built-in AI features No No assistant, by design. No

Platform and business

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

Feature Pagkugi Claws Mail
Graphical desktop app Yes Yes
Terminal interface No No
Mobile app No No
Web or self-hosted No No
Calendar, contacts, or groupware No Limited Address book.
Plugin or extension system No Yes
Open source No Proprietary commercial software. Yes
No account with its maker Yes Yes

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