MBC SMTP Flex
by yogaboy · Email & Marketing
Extends wp_mail function to allow you to define the server, port, connection security and credentials.
41 health vs 64 average across 822 Email & Marketing plugins
High removal-risk signals
63/100Maintenance and integrity signals that tend to precede a WordPress.org removal. Not an official status, a heads-up to act.
- Long abandoned. No update in 10+ years — the top precursor to removal once a vulnerability is found.
- Compatibility drift. Tested only up to WordPress 4.3.34, well behind 6.8.
Directory ranking optimization
How it's scored →How well this listing is tuned to rank in WordPress.org search, on the factors an owner controls. Not popularity, optimization.
Under-optimized
Biggest win: Update recency
To rank higher: Last updated 3872 days ago — ship an update; wp.org decays a listing's search weight after ~180 days.
Get the full rank-higher report →Daily downloads
Since 2022-10-05 · 1,381 days · wp.org + Plugin Pulse archive
30-day downloads
Rolling 30-day volume · peaks are release surges
55
now · peak 154
Directory rank vs rivals
wp.org popularity rank over time · higher is better · when a rival's line climbs above yours, they've overtaken you
Downloads per 1k installs · 30d
Engagement proxy · release spikes are signal, a long slide is an aging base
Estimated active installs
wp.org reports only “10+”. The real number sits in this band.
Modeled within the band wp.org reports; tightens as we track daily.
Install history · since 2022-10-04 · 1,381 observations
Details
Growth timeline
Install-band crossings we have observed, and how long each band took to outgrow
No band crossings observed yet.
Competes with
The plugins that solve the same job, ranked by shared tags then reach — closest match first
-
SMTP for Amazon SES – YaySMTP 3K+ installs · 4.0★ · 3 shared tags B -
ActiveCampaign Postmark for WordPress 50K+ installs · 4.5★ · 2 shared tags C -
SMTP2GO for WordPress – Email Made Easy 30K+ installs · 4.8★ · 2 shared tags A -
WPO365 | MICROSOFT 365 GRAPH MAILER 10K+ installs · 4.7★ · 2 shared tags A -
Send Emails with Mandrill 6K+ installs · 4.4★ · 2 shared tags A -
MailerSend – Official SMTP Integration 2K+ installs · 3.4★ · 2 shared tags B
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<iframe src="https://plugins.wpmayor.com/embed/mbc-smtp-flex" width="480" height="300" style="border:0" loading="lazy" title="MBC SMTP Flex — Plugin Pulse"></iframe> MBC SMTP Flex: 10+ active installs, 0.0★ (0 reviews). Plugin Pulse (WP Mayor), as of 2026-07-17. https://plugins.wpmayor.com/plugin/mbc-smtp-flex