Hylki
The facts below are what the maker publishes about Hylki, checked and dated. Our editors have not written about it yet.
Plans and prices
From Hylki's own pricing page, checked 12 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Hylki | Free | Free and open source · GNU AGPLv3 |
The facts
Each one read from Hylki's own pages, with the date it was checked.
Where it runs
- App coverage
- desktopchecked 20 Sep 2026
What it does
- Beta limit
- Beta builds are Intel/AMD x86_64 only and may be unstable; the beta shares accounts, settings, and cached mail with the stable app.checked 12 Oct 2026
- Contacts
- Hylki integrates with GNOME Contacts to autocomplete recipients as you type.checked 12 Oct 2026
- Email features
- It supports IMAP IDLE push, unified folders across accounts, conversation threading, mail filters, coloured tags, and scheduled sending.checked 12 Oct 2026
- Encryption
- Hylki supports reading, signing, and encrypting OpenPGP mail through GnuPG on the computer, and says decrypted content is never written to disk.checked 12 Oct 2026
- Integrations
- It uses GNOME Online Accounts for OAuth sign-in and supports cloud attachments through Nextcloud, ownCloud, OpenCloud, OneDrive, Dropbox, and Seafile.checked 12 Oct 2026
- Intended users
- The project says it aims to serve the Linux desktop community with a modern, GNOME-native email client that balances aesthetics and features.checked 12 Oct 2026
- Open source
- Hylki is released under the GNU AGPLv3 and the maker says it will remain free and open source.checked 12 Oct 2026
- Privacy
- The maker says Hylki has no telemetry or tracking, blocks remote images by default, and stores passwords and tokens in the operating system secret service rather than in plaintext on disk.checked 12 Oct 2026
- Product
- Hylki is a fast, GNOME-native email client for the Linux desktop with a three-pane layout, unified inbox, and OAuth account support.checked 12 Oct 2026
- Scheduled sending
- Yeschecked 20 Sep 2026
- Support
- The maker directs users to report bugs or suggest features through GitHub issues and asks them to include the app version, GNOME version, distribution, and reproduction steps.checked 12 Oct 2026
- Supported systems
- Stable builds are available for 64-bit Linux on Intel/AMD and ARM through Flatpak; an RPM package is offered for Fedora 44 and newer on Intel/AMD.checked 12 Oct 2026
- Unified inbox
- Yeschecked 20 Sep 2026
Money
- Free plan
- Yeschecked 20 Sep 2026
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