Who are the closest competitors to sendmail.org?

The five closest by shared topics are atomicorp.com, sciencedaily.com, drupal.org, ubuntu.com, eaglercraft.com. The full ranked list is in the table above.

How many sites compete with sendmail.org?

Site Stats Database tracks 10,747 sites that share at least one topic with sendmail.org. The top 12 by overlap and traffic are shown; the rest are available with a plan.

What do sendmail.org's competitors have in common?

They most often cover Organization, Environment, Servers, Non-Profit, Community.

What platforms and hosting do sendmail.org's competitors use?

The most common platforms are WordPress, Next.js, WooCommerce. For hosting and CDN, Cloudflare, Fastly, Squarespace are most common.

How is this competitor list built?

We rank every site by how many topics it shares with sendmail.org, then by estimated monthly traffic. Topics are detected from each site's content and metadata; traffic and authority come from DataForSEO and Ahrefs.

sendmail.org Competitors & Similar Sites

sendmail.org Competitors & Similar Sites — Site Stats Database

atomicorp.com
LanguageEnglish
DR (Ahrefs)68
Total Keywords281
Referring Domains1,219
Domain Age22 yrs
Traffic (Jun 2026)339
Traffic Trend
sciencedaily.com
LanguageEnglish
DR (Ahrefs)91
Total Keywords376,918
Referring Domains242,423
Domain Age30 yrs
Traffic (Jun 2026)2,900,418
Traffic Trend
drupal.org
LanguageEnglish
DR (Ahrefs)91
Total Keywords26,265
Referring Domains87,141
Domain Age25 yrs
Traffic (Jun 2026)2,186,886
Traffic Trend
ubuntu.com
LanguageEnglish
DR (Ahrefs)91
Total Keywords86,289
Referring Domains120,475
Domain Age22 yrs
Traffic (Jun 2026)1,570,639
Traffic Trend
eaglercraft.com
LanguageEnglish
DR (Ahrefs)65
Total Keywords2,209
Referring Domains536
Domain Age4 yrs
Traffic (Jun 2026)1,029,659
Traffic Trend
pbworks.com
LanguageEnglish
DR (Ahrefs)83
Total Keywords193,181
Referring Domains90,401
Domain Age19 yrs
Traffic (Jun 2026)956,418
Traffic Trend
biorxiv.org
LanguageEnglish
DR (Ahrefs)90
Total Keywords118,092
Referring Domains88,633
Domain Age13 yrs
Traffic (Jun 2026)840,134
Traffic Trend
nodejs.org
LanguageEnglish
DR (Ahrefs)92
Total Keywords15,796
Referring Domains83,151
Domain Age16 yrs
Traffic (Jun 2026)829,092
Traffic Trend
cryptii.com
LanguageEnglish
DR (Ahrefs)67
Total Keywords9,086
Referring Domains2,707
Domain Age14 yrs
Traffic (Jun 2026)570,549
Traffic Trend
wto.org
LanguageEnglish
DR (Ahrefs)88
Total Keywords25,173
Referring Domains61,186
Domain Age31 yrs
Traffic (Jun 2026)566,493
Traffic Trend
marketplace.visualstudio.com
LanguageEnglish
DR (Ahrefs)92
Total Keywords41,497
Referring Domains52,658
Domain Age29 yrs
Traffic (Jun 2026)486,555
Traffic Trend
manjaro.org
LanguageEnglish
DR (Ahrefs)76
Total Keywords17,181
Referring Domains10,710
Domain Age14 yrs
Traffic (Jun 2026)444,423
Traffic Trend