EmailEngine
Headless email client for automating email interactions via HTTP API.
What’s new
Verified 4h ago## [2.79.2](https://github.com/postalsys/emailengine/compare/v2.79.1...v2.79.2) (2026-08-22)
### Bug Fixes
* **api:** confine browse-page session tokens and gate the SBOM ([7f3fc6e](https://github.com/postalsys/emailengine/commit/7f3fc6e464a6161286e1fa3ccd3cc933db7cf874))
* **api:** end browse-page session tokens when every session is logged out ([4040773](https://github.com/postalsys/emailengine/commit/40407733c79c4d65a223cc594b925015e201862a))
* **attachments:** collect cid references in one pass instead of scanning the HTML per attachment ([9dd6b0c](https://github.com/postalsys/emailengine/commit/9dd6b0c17ab6db174ef6cc6777fdee506e57bc3d))
* **deps:** refresh dependencies ([6e11a55](https://github.com/postalsys/emailengine/commit/6e11a55cd66e2609efb524e3494ad2ee5bcf0a11))
* **gmail:** stop a killer history entry from looping forever and apply the text size limit on API accounts ([cb6ca8a](https://github.com/postalsys/emailengine/commit/cb6ca8aab406cefbba3fbb9c973c0de30036fc1f))
* **imap:** recover addresses when the ENVELOPE reports none ([1e83178](https://github.com/postalsys/emailengine/commit/1e83178de8ba3f00250eb5fc90d0d869d294c3ec))
* **mcp:** advertise only the tools a c
Full release notes →
### Bug Fixes
* **api:** confine browse-page session tokens and gate the SBOM ([7f3fc6e](https://github.com/postalsys/emailengine/commit/7f3fc6e464a6161286e1fa3ccd3cc933db7cf874))
* **api:** end browse-page session tokens when every session is logged out ([4040773](https://github.com/postalsys/emailengine/commit/40407733c79c4d65a223cc594b925015e201862a))
* **attachments:** collect cid references in one pass instead of scanning the HTML per attachment ([9dd6b0c](https://github.com/postalsys/emailengine/commit/9dd6b0c17ab6db174ef6cc6777fdee506e57bc3d))
* **deps:** refresh dependencies ([6e11a55](https://github.com/postalsys/emailengine/commit/6e11a55cd66e2609efb524e3494ad2ee5bcf0a11))
* **gmail:** stop a killer history entry from looping forever and apply the text size limit on API accounts ([cb6ca8a](https://github.com/postalsys/emailengine/commit/cb6ca8aab406cefbba3fbb9c973c0de30036fc1f))
* **imap:** recover addresses when the ENVELOPE reports none ([1e83178](https://github.com/postalsys/emailengine/commit/1e83178de8ba3f00250eb5fc90d0d869d294c3ec))
* **mcp:** advertise only the tools a c
Official download sources
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Verified checksum File integrity
Verify your downloaded file matches the publisher’s official hash before installing.
SHA-256
6b1e8159630f15642381a5194e16cbac82b051fc3011e340ec6ce28e0602d8bc
Platforms: Windows
EmailEngine compared
A factual, side-by-side overview based only on verified data.
| Attribute | EmailEngine This page | qBittorrent | Mailspring | RSS Guard |
|---|---|---|---|---|
| Developer | Postal Systems | qBittorrent Project | Foundry 376 | Martin Rotter |
| Category | Communication | Communication | Communication | Communication |
| Platforms | Windows | Windows | Windows | Windows |
| Official sources | 1 | 1 | 1 | 1 |
| Verified official | ✓ | ✓ | ✓ | ✓ |
Alternatives to EmailEngine
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Frequently asked questions
Where can I download EmailEngine safely?
Use the official sources listed on this page. Each link is validated against an approved publisher domain and routes through a safe internal redirect — no third-party or bundled installers.
Which platforms does EmailEngine support?
EmailEngine is available for Windows.
Is this the official EmailEngine download?
Yes. Every source shown here is validated against the publisher’s approved domain and editorially reviewed before being published.
Who develops EmailEngine?
EmailEngine is developed by Postal Systems.
What are the best alternatives to EmailEngine?
Popular alternatives include Telegram, RSS Guard and Mailspring. See the comparison above for a side-by-side overview.
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