Cyrus IMAP

Cyrus IMAP

The Cyrus Team
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About

Cyrus IMAP is an email, contacts and calendar server. Cyrus is free and open source. Features: Speed Security Efficiency Search CardDAV and CalDAV support Robust data storage Replication Scalable for large installations Flexible filtering support through Sieve Supports antivirus and antispam toolkits Handles deliverability: SPF, DKIM, DMARC Extensive authentication options, through Cyrus SASL JMAP support Long list of supported standards

About

InboxGreen is a free email deliverability checker that tests SPF, DKIM and DMARC records for any domain instantly, no account required. It shows exactly which DNS records pass, fail, or are missing, and explains what each result means for inbox placement. The platform includes 28 free DNS tools: DMARC analyzer, DMARC policy tester, SPF generator, SPF tester, DKIM generator, DKIM checker, DKIM selector finder, blacklist checker, email header analyzer, MX lookup, TXT lookup, WHOIS lookup, reverse DNS, DNS propagation checker, SMTP port checker, IP address info, and more. For teams that need to fix issues, the FixKit provides step-by-step DNS fix instructions for every problem found. The Monitoring plan watches up to 5 domains and sends alerts the moment SPF, DKIM or DMARC breaks. The Agency plan covers up to 30 domains with white-label PDF reports. Built for developers, marketers, and anyone who sends email and needs it to actually reach the inbox.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Anyone interested in an open source mail and calendar server

Audience

Developers, email marketers, SaaS companies, digital agencies, IT administrators, and small business owners who send email and need to verify their DNS authentication records are correctly configured.

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

No images available

Screenshots and Videos

No images available

Pricing

Free
Free Version
Free Trial

Pricing

$19
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

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Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

The Cyrus Team
Founded: 1993
www.cyrusimap.org

Company Information

InboxGreen
Founded: 2025
Sweden
inboxgreen.email

Alternatives

Alternatives

GoDMARC

GoDMARC

Neuailes Global Technologies
MLM Superb

MLM Superb

Cyrus Technoedge Solution

Categories

Categories

Integrations

CentOS
Debian
Fedora
Red Hat Enterprise Linux
Ubuntu
openSUSE Leap
openSUSE MicroOS
openSUSE Tumbleweed

Integrations

CentOS
Debian
Fedora
Red Hat Enterprise Linux
Ubuntu
openSUSE Leap
openSUSE MicroOS
openSUSE Tumbleweed
Claim Cyrus IMAP and update features and information
Claim Cyrus IMAP and update features and information
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