mailforge.ai Mailforge
documentation Communications Marketing 48 ✓
smtp2go.com SMTP2GO
interface Communications US 63 ✓
cakemail.com Cakemail
interface Marketing Communications US 46 ✓
allegrow.co Allegrow
interface Productivity Business software +1 US 46 ✓
foundationdns.com Foundation DNS
62 ✓ ✓
duocircle.com DuoCircle
documentation Cybersecurity Communications US 55 ✓ ✓
position2.com Position²
informational Marketing US 47 ✓
web-solutions.eu Web Solutions
documentation Infrastructure DK 50 ✓
abstractapi.com Abstract API
interface APIs and SDKs Cybersecurity US 58 ✓
unione.io UniOne
interface Marketing Communications +1 54 ✓ ✓
autospf.com AutoSPF
informational Cybersecurity 53 ✓ ✓
gokarla.io GoKarla
documentation Ecommerce Business software 52 ✓ ✓
alinto.com Alinto
documentation Communications FR 52 ✓
domains.co.za llms.txt — Domains.co.za
ZA 45 ✓
glockapps.com GlockApps — Email Deliverability & Inbox Placement Testing
interface Communications 53 ✓
shipany.ai ShipAny
transactional Developer tools 51 ✓ ✓
scopehost.net ScopeHost
interface Developer tools Industry and manufacturing +2 US 46 ✓
dma.nl DMA internet services
interface AI and machine learning Infrastructure NL 55 ✓
haveibeensquatted.com Have I Been Squatted
documentation Cybersecurity 47 ✓
os-content.com OneSignal
51 ✓ ✓
getsitecontrol.com Getsitecontrol: Popups and Email Marketing
documentation Marketing 61 ✓
phptravels.com PHPTRAVELS
transactional Travel Business software 51 ✓ ✓
buildai.space BuildAI
transactional AI agents and MCP AI and machine learning US 48 ✓
waybook.com Waybook
transactional Productivity 47 ✓
wpmailsmtp.com WP Mail SMTP
documentation Marketing Developer tools +1 54 ✓
userflow.com Userflow
documentation Business software Marketing 56 ✓
sendx.io SendX
interface Marketing Communications 53 ✓
freshrelevance.com Dotdigital
54 ✓
mydchub.com MyDCHub
documentation Cybersecurity DevOps and observability +1 49 ✓
irisagent.com IrisAgent | AI Customer Support Automation Platform
interface Marketing Business software +1 US 51 ✓ ✓
zapmail.ai Zapmail
interface Communications Business software +1 DE 55 ✓ ✓
ilert.com ilert: AI-First end-to-end incident management platform
documentation AI and machine learning DevOps and observability 51 ✓
perspective.co Perspective
interface Marketing AI and machine learning +1 US 50 ✓
myheartcraft.com HeartCraft
transactional 50 ✓ ✓
domainsure.com Domainsure
transactional Cybersecurity Infrastructure CA 58 ✓ ✓
belkins.io Belkins
transactional Marketing 57 ✓ ✓
partnero.com Partnero
interface Ecommerce Marketing +1 US 51 ✓
suped.com Suped
documentation Cybersecurity US 49 ✓
improvmx.com ImprovMX
interface Communications 56 ✓
warmy.io Warmy.io
interface Marketing AI and machine learning +1 50 ✓
stoqapp.com STOQ
interface Ecommerce APIs and SDKs 59 ✓ ✓
unstoppabledomains.com Unstoppable
transactional Infrastructure 64 ✓
growleads.io Growleads: B2B Demand Intelligence
documentation Marketing 51 ✓ ✓
infraforge.ai Infraforge
transactional Business software Communications 49 ✓
mxroute.com MXroute
informational Communications US 52 ✓
valimail.com Valimail
documentation Marketing Cybersecurity US 58 ✓
sendlayer.com SendLayer
documentation Communications 50 ✓
libyanspider.com Libyan Spider
transactional Cybersecurity Infrastructure +1 59 ✓
fimgohost.com Fimgohost
transactional Infrastructure 53 ✓ ✓
samotpravil.ru SaM oTPravil
interface Marketing Communications +1 RU 48 ✓
sendloop.com Sendloop
documentation Marketing 47 ✓
warminboxes.com WarmInboxes.com
transactional Marketing Communications 51 ✓ ✓
regfish.com regfish
documentation Infrastructure DE 47 ✓
supportbee.com SupportBee
interface Business software Productivity 51 ✓
gupshup.io Gupshup Documentation Documentation
documentation US 49 ✓
tidewater.net Tidewater Telecom
US 50 ✓
acellesend.com AcelleMail
transactional Developer tools Marketing +1 50 ✓ ✓
emailvalidation.io emailvalidation.io
interface APIs and SDKs Developer tools 51 ✓ ✓
wedos.global wedos.global - Global anycast DNS as a service: Global server infrastructure
CZ 48 ✓
spamhero.com SpamHero
interface Cybersecurity Business software US 55 ✓
sendrealm.com Sendrealm — Pay for messages, not contacts
interface AI and machine learning Communications +1 47 ✓
emaillistverify.com EmailListVerify
interface Communications APIs and SDKs 51 ✓
mailganer.com Mailganer
interface Communications APIs and SDKs RU 51 ✓
inboxally.com InboxAlly
documentation Marketing US 51 ✓
mxtoolbox.com MxToolbox
interface Cybersecurity DevOps and observability +1 65 ✓
mailtester.com MailTester
interface Communications AI agents and MCP +1 51 ✓
mailchannels.com MailChannels
interface Infrastructure AI and machine learning +1 US 49 ✓
xeams.com Xeams
documentation Communications Cybersecurity US 48 ✓
mailtester.ninja Mail Tester Ninja
informational Marketing GB 52 ✓
dmarcreport.com DMARC Report
documentation Cybersecurity US 54 ✓ ✓
hurra.com encoding: UTF-8
DE 49 ✓
millionverifier.com MillionVerifier
interface Business software Marketing 54 ✓ ✓
alelo.com.br =========================
BR 46 ✓
getswan.com Swan
documentation AI agents and MCP Marketing +1 US 47 ✓
forminit.com Forminit
interface APIs and SDKs Developer tools 48 ✓
forwardemail.net Forward Email
interface Communications AI agents and MCP +1 US 63 ✓ ✓
wallicases.com AGENTS.md
CA 46 ✓ ✓
sender.net llms.txt for Sender.net
interface Marketing Communications 58 ✓
countdownmail.com CountdownMail
46 ✓
osir.com OSIR - AI-Native Domain Registrar
interface Infrastructure Developer tools +2 US 48 ✓
unspam.email Unspam
interface Marketing US 47 ✓
usercheck.com UserCheck
interface Cybersecurity APIs and SDKs +1 49 ✓
mails.ai Mails.ai
interface AI and machine learning AI agents and MCP +2 US 47 ✓
crazymailing.com Disposable Email
documentation Communications 47 ✓
mailersend.com llms.txt for MailerSend.com
interface Communications APIs and SDKs 49 ✓
sequenzy.com Sequenzy
interface AI and machine learning Marketing +2 US 51 ✓ ✓
releva.ai Releva
documentation Ecommerce Marketing +1 US 59 ✓ ✓
inboxarmy.com InboxArmy
informational Marketing US 51 ✓
salesforge.ai Salesforge
documentation Marketing Communications 52 ✓
mailboxvalidator.com MailboxValidator
interface APIs and SDKs Communications US 54 ✓ ✓
supersend.io SuperSend
documentation AI and machine learning Marketing +1 US 51 ✓ ✓
saleshandy.com Saleshandy
interface Marketing Business software 59 ✓
flodesk.com http://flodesk.com llms-full.txt
documentation Marketing Communications 58 ✓
tonscan.org Tonscan
documentation Crypto and Web3 SE 56 ✓ ✓
mailivery.io Mailivery
interface Marketing Communications US 46 ✓
easydmarc.com EasyDMARC
documentation Cybersecurity 60 ✓
whatismyip.net WhatIsMyIP.net | What Is My IP Address & Network Tools
informational Cybersecurity 55 ✓
stalw.art Stalwart
documentation Communications Open source projects 52 ✓
insforge.dev InsForge
interface Infrastructure AI agents and MCP +1 US 47 ✓
apivoid.com APIVoid
interface Cybersecurity APIs and SDKs US 54 ✓ ✓
zerobounce.net https://www.zerobounce.net/ llms.txt
transactional Marketing 55 ✓ ✓
redsift.com Red Sift
documentation Cybersecurity 52 ✓
gogetssl.com www.gogetssl.com
transactional Infrastructure DE 52 ✓
ahasend.com AhaSend
interface Communications APIs and SDKs 47 ✓
ditlead.com DitLead
documentation Marketing US 50 ✓ ✓
uptimewebhosting.com.au UpTime Web Hosting
documentation Infrastructure AU 46 ✓
smartlead.ai Smartlead
transactional Marketing Communications US 59 ✓
phishdestroy.io PhishDestroy
interface Cybersecurity 56 ✓ ✓
fast2sms.com Fast2SMS
interface Communications APIs and SDKs 53 ✓ ✓
open.cx Open - The unified AI customer support platform
documentation Marketing 53 ✓ ✓
cleanlist.ai Cleanlist
interface Marketing AI agents and MCP US 52 ✓ ✓
visionary-marketing.co.uk Visionary Marketing
informational Marketing GB 52 ✓ ✓
netoxygen.ch Net Oxygen Sàrl
documentation Infrastructure CH 48 ✓
runbox.com Runbox
transactional Communications NO 61 ✓
easywpsmtp.com Easy WP SMTP
documentation Communications Developer tools 47 ✓
hunter.io Hunter
interface AI agents and MCP Business software +1 62 ✓ ✓
pushowl.com PushOwl
documentation Marketing Ecommerce US 61 ✓
evaboot.com Evaboot: LinkedIn Sales Navigator Scraper
interface Marketing Business software 55 ✓ ✓
nureply.com NuReply
interface Marketing AI and machine learning 53 ✓ ✓
topsec.com Topsec Cloud Solutions
documentation Cybersecurity DE 60 ✓
aruljohn.com ArulJohn.com
interface Developer tools US 51 ✓
ariseserver.com Arise Server
documentation Infrastructure DE 46 ✓
strix.ai Strix
informational Cybersecurity US 46 ✓
privy.com Privy
interface Ecommerce Marketing US 62 ✓
authelia.com Authelia
documentation Authentication and identity Cybersecurity +1 US 52 ✓
nitrosend.com Nitrosend
interface Marketing Communications +1 65 ✓ ✓
mailchimp.com Mailchimp - Complete Web Content Analysis
informational FR 71 ✓
village.ai Village (village.ai): relationship intelligence
interface AI and machine learning Business software 60 ✓ ✓
jagoanhosting.com Jagoan Hosting
transactional Infrastructure 54 ✓
altftool.com AltFTool
documentation AI and machine learning Developer tools 51 ✓ ✓
devops-daily.com DevOps Daily
documentation Developer tools Infrastructure +2 51 ✓ ✓
keeping.com Keeping
transactional Business software Productivity 50 ✓
knockoff.co Knockoff
transactional Cybersecurity Ecommerce 50 ✓
lashback.com LashBack
documentation Marketing Communications US 50 ✓
nslookup.io NsLookup.io
interface Cybersecurity Education +1 50 ✓
strangebee.com StrangeBee: Empowering incident responders worldwide
documentation Education Cybersecurity US 50 ✓
arysontechnologies.com llms.txt for arysontechnologies.com
transactional Infrastructure Business software 48 ✓
tagada.io Tagada — Payments & Ecommerce Glossary
documentation Ecommerce Finance and payments +1 US 48 ✓
cut-the-saas.com Cut The SaaS
documentation AI and machine learning Data and analytics +1 47 ✓
emaillistvalidation.com Email List Validation
interface Marketing APIs and SDKs +1 47 ✓
truelist.io Truelist
interface Business software APIs and SDKs +1 US 47 ✓
routy.app Routy
documentation Data and analytics Marketing 46 ✓
remotepc.com www.remotepc.com llms.txt
documentation Cybersecurity 58 ✓
onespan.com OneSpan
documentation Cybersecurity Business software 60 ✓
default.com Default
interface Marketing Business software US 59 ✓
emailable.com Emailable
documentation 58 ✓
hornetsecurity.com Hornetsecurity by Proofpoint: Hornetsecurity is the european champion for global cloud security. Driven by innovation and cybersecurity excellence, Hornetsecurity is building a safer digital future an
documentation Cybersecurity DE 58 ✓
polygon.technology Polygon
informational Finance and payments Crypto and Web3 57 ✓
ctrl.blog Ctrl blog
documentation Personal sites and blogs US 56 ✓ ✓
upflow.io Upflow: Financial Relationship Management Platform for Accounts Receivable
documentation AI and machine learning Finance and payments +2 56 ✓ ✓
mainwp.com MainWP
interface Business software Open source projects US 52 ✓
alejandrorioja.com Alejandro Rioja
documentation AI and machine learning Personal sites and blogs 51 ✓ ✓
oviond.com Oviond
documentation Business software Data and analytics +1 US 51 ✓ ✓
segmenthub.com SegmentHub
documentation Data and analytics Marketing 51 ✓ ✓
zanfia.com Zanfia
interface AI and machine learning Ecommerce +2 US 51 ✓ ✓
formbold.com Formbold
interface Developer tools No-code and automation +1 50 ✓ ✓
cloudfigma.com CloudFigma
transactional Developer tools Infrastructure IN 47 ✓
cyberkendra.com Cyber Kendra
informational AI and machine learning Cybersecurity +2 47 ✓
juststeveking.com Steve McDougall — Personal Site
documentation Developer tools Personal sites and blogs 47 ✓
julienreszka.com Julien Reszka
informational Personal sites and blogs 46 ✓
maxintel.org Max Intel — Free OSINT Tools
interface Cybersecurity Data and analytics 46 ✓
payrails.com Payrails
interface Finance and payments US 46 ✓
mailosaur.com Mailosaur
interface Developer tools APIs and SDKs +1 US 45 ✓