Theme · updated weekly

Mail Server — SaaS tools & trends 2026

4 products Sparkpulse tracks are shipping around mail server. The highest-velocity mail server products right now are Stalwart, mailcow and Dovecot (ranked by Sparkpulse's velocity score). Their velocity scores span 0.0 to 5.0 out of 10, a spread that shows how unevenly shipping cadence is distributed across the field. Below: every tracked product carrying this theme, updated from release data. Everything on this page is regenerated from verified release data, so the ranking reflects the latest changelogs rather than a static list.

Products shipping around mail server

#01StalwartStalwart keeps chasing standards nobody has implemented yet — DKIM2, DMARCbis, now JMAP email push.5.0alternatives →

#02mailcowSix releases, and every one of them is a security update in some form.5.0alternatives →

#03DovecotDovecot's 2.4 rewrite is still being paid for — twelve CVEs across two releases, two of them 2.4 regressions.0.0alternatives →

#04MaddyA one-binary mail server learning to behave like production infrastructure.0.0alternatives →

Frequently asked questions about mail server

Which SaaS tools ship mail server in 2026?

Stalwart, mailcow, Dovecot, Maddy — the mail server products Sparkpulse tracks, ranked by shipping velocity from verified changelogs.

Which mail server product has the highest shipping velocity?

Stalwart, with the top velocity score (5.0/10) — Sparkpulse's velocity score is derived from verified release data.

How many products are shipping around mail server?

Sparkpulse currently tracks 4 products carrying the mail server theme, updated continuously from verified release data.