mailboxvalidator.com
MailboxValidator
interface APIs and SDKs Communications
US
54
✓
✓
emailvalidation.io
emailvalidation.io
interface APIs and SDKs Developer tools
51
✓
✓
emaillistvalidation.com
Email List Validation
interface Marketing APIs and SDKs +1
47
✓
emaillistverify.com
EmailListVerify
interface Communications APIs and SDKs
51
✓
usercheck.com
UserCheck
interface Cybersecurity APIs and SDKs +1
49
✓
abstractapi.com
Abstract API
interface APIs and SDKs Cybersecurity
US
58
✓
myemailverifier.com
https://myemailverifier.com llms.txt
interface Communications Marketing
47
✓
clearout.io
Clearout
transactional Marketing Business software
53
✓
debounce.com
DeBounce
documentation
46
✓
billionverify.com
BillionVerify
documentation AI and machine learning
50
✓
✓
mailganer.com
Mailganer
interface Communications APIs and SDKs
RU
51
✓
truelist.io
Truelist
interface Business software APIs and SDKs +1
US
47
✓
mailtester.com
MailTester
interface Communications AI agents and MCP +1
51
✓
emailable.com
Emailable
documentation
58
✓
unione.io
UniOne
interface Marketing Communications +1
54
✓
✓
nitrosend.com
Nitrosend
interface Marketing Communications +1
65
✓
✓
sparkpostmail.com
Email API for developers
61
✓
✓
allegrow.co
Allegrow
interface Productivity Business software +1
US
46
✓
mailtester.ninja
Mail Tester Ninja
informational Marketing
GB
52
✓
postmarkapp.com
Postmark
interface Communications APIs and SDKs
GB
62
✓
zerobounce.net
https://www.zerobounce.net/ llms.txt
transactional Marketing
55
✓
✓
melissa.com
melissa.com
interface APIs and SDKs Data and analytics
US
63
✓
✓
ffraud.com
FFraud
interface Cybersecurity APIs and SDKs
51
✓
✓
unipile.com
Unipile
interface APIs and SDKs Communications
FR
50
✓
textmagic.com
Textmagic
interface Communications APIs and SDKs
59
✓
mailtrap.io
Mailtrap
interface Communications Developer tools +1
56
✓
mail.td
Mail.td API — LLM Reference
interface Communications APIs and SDKs
TD
45
✓
millionverifier.com
MillionVerifier
interface Business software Marketing
54
✓
✓
herpderpderpderp.com
Emailable
46
✓
emailablev.com
Emailable
46
✓
parseur.com
Parseur
interface AI and machine learning APIs and SDKs +1
52
✓
bounceless.io
Bounceless
documentation
49
✓
✓
octavehq.com
Octave
interface AI and machine learning Marketing +1
US
47
✓
mails.ai
Mails.ai
interface AI and machine learning AI agents and MCP +2
US
47
✓
oxemis.com
Oxemis
documentation
FR
46
✓
resend.com
Resend
interface Communications APIs and SDKs +1
US
68
✓
✓
mailchannels.com
MailChannels
interface Infrastructure AI and machine learning +1
US
49
✓
mailosaur.com
Mailosaur
documentation Developer tools
US
45
✓
ahasend.com
AhaSend
interface Communications APIs and SDKs
47
✓
apyhub.com
ApyHub
interface AI and machine learning APIs and SDKs +1
52
✓
✓
apivoid.com
APIVoid
interface Cybersecurity APIs and SDKs
US
54
✓
✓
bigdatacloud.com
BigDataCloud
interface APIs and SDKs Data and analytics
US
57
✓
woodpecker.co
Woodpecker
interface Marketing Business software +1
54
✓
jmail.world
Jmail
interface
50
✓
greip.io
LLMs.txt for Greip (greip.io)
interface AI and machine learning Infrastructure +3
50
✓
✓
loginpress.pro
LoginPress
documentation Authentication and identity
50
✓
kickbox.com
Kickbox
documentation Marketing Communications
48
✓
web3forms.com
Web3Forms
interface APIs and SDKs Developer tools
54
✓
ideal-postcodes.co.uk
Ideal Postcodes
interface APIs and SDKs Developer tools
GB
48
✓
mailercloud.com
MailerCloud
interface Marketing Communications
50
✓
valibot.dev
Valibot
documentation Developer tools Documentation and reference
51
✓
✓
cakemail.com
Cakemail
interface Marketing Communications
US
46
✓
fydelia.com
Fydelia
documentation Marketing Business software
DE
51
✓
✓
anymailfinder.com
Anymail Finder
interface Business software Marketing +1
51
✓
dolist.com
Dolist
interface Marketing Communications
FR
47
✓
loqate.com
Loqate
interface APIs and SDKs Data and analytics
US
52
✓
mailinator.com
Mailinator: Millions of Inboxes for Email Testing\.
interface Developer tools APIs and SDKs +1
61
✓
captainverify.com
CaptainVerify
FR
48
✓
customgpt.ai
CustomGPT.ai
interface AI and machine learning AI agents and MCP +1
62
✓
✓
mailsac.com
Mailsac
interface Developer tools APIs and SDKs
50
✓
reachstream.com
ReachStream
interface Data and analytics Business software
50
✓
✓
pipelinecrm.com
Pipeline CRM
documentation Marketing
US
51
✓
tomba.io
Tomba Email Finder
interface Marketing
51
✓
warmy.io
Warmy.io
interface Marketing AI and machine learning +1
50
✓
designmodo.com
Designmodo: Email and Website Builder
interface Design Marketing
US
63
✓
sendlayer.com
SendLayer
documentation Communications
50
✓
24metrics.com
24metrics - Click & Affiliate Fraud Prevention
documentation Cybersecurity
52
✓
openui.com
OpenUI
interface Developer tools AI and machine learning
US
52
✓
✓
agentmail.to
AgentMail: Email for AI Agents
interface AI and machine learning AI agents and MCP +2
US
57
✓
✓
productboard.com
Productboard
interface AI and machine learning Productivity
US
60
✓
nureply.com
NuReply
interface Marketing AI and machine learning
53
✓
✓
obvious.ai
Obvious
documentation AI and machine learning
US
47
✓
customer.io
Customer.io
interface AI and machine learning Data and analytics +2
US
57
✓
generect.com
Generect
interface Marketing Business software +1
47
✓
wpmailsmtp.com
WP Mail SMTP
documentation Marketing Developer tools +1
54
✓
cleanlist.ai
Cleanlist
interface Marketing AI agents and MCP
US
52
✓
✓
supertokens.com
SuperTokens
documentation Cybersecurity Authentication and identity +1
46
✓
✓
everinbox.com.br
Everinbox
interface Marketing Communications
BR
55
✓
awardspring.com
AwardSpring
interface Education Business software +1
US
56
✓
✓
ai-ark.com
AI Ark
documentation AI and machine learning Marketing +1
NL
46
✓
leadboxer.com
LeadBoxer
interface AI and machine learning APIs and SDKs +1
NL
52
✓
sendoso.com
Sendoso
interface Marketing Business software
US
53
✓
qodex.ai
Qodex.ai
documentation AI and machine learning Developer tools +1
49
✓
gofiber.io
Fiber
documentation Developer tools APIs and SDKs +1
52
✓
✓
taostats.io
Taostats Docs
interface Data and analytics Developer tools +2
54
✓
✓
retarus.com
Retarus - Enterprise Cloud Messaging & Secure Business Integration
interface Communications
DE
58
✓
oneschema.co
OneSchema
interface Developer tools APIs and SDKs +1
US
49
✓
docsumo.com
Docsumo
interface AI and machine learning Data and analytics +1
53
✓
opentrain.ai
OpenTrain AI
interface AI and machine learning Recruiting and careers +1
53
✓
✓
heygrc.com
heygrc
documentation
US
45
✓
✓
fraudlabspro.com
FraudLabs Pro
documentation Ecommerce Finance and payments +1
DE
50
✓
✓
monid.ai
Monid: the OpenRouter for agent tools. 1,000+ tools, one key, one balance,
interface AI agents and MCP APIs and SDKs
46
✓
banxa.com
Banxa
interface Finance and payments Crypto and Web3
52
✓
doothemes.com
Doothemes
documentation
52
✓
✓
pipedream.com
Pipedream Connect — App marketplace
interface AI and machine learning AI agents and MCP +2
61
✓
moogold.com
MooGold
transactional Ecommerce Gaming
51
✓
appliedlabs.ai
Applied Labs
documentation AI and machine learning AI agents and MCP
US
46
✓
webawesome.com
Web Awesome
documentation Developer tools
48
✓
corbado.com
Corbado
interface Developer tools Authentication and identity
US
55
✓
✓
hidekazu-konishi.com
hidekazu-konishi.com
documentation AI and machine learning Personal sites and blogs
51
✓
✓
lowfruits.io
LowFruits
documentation
52
✓
✓
host-tracker.com
HostTracker
transactional DevOps and observability
60
✓
lumanu.com
Lumanu
interface Finance and payments Business software +1
NL
48
✓
formcarry.com
formcarry
interface AI and machine learning Developer tools +1
48
✓
warminboxes.com
WarmInboxes.com
transactional Marketing Communications
51
✓
✓
randomkeygen.com
randomkeygen.com
documentation
46
✓
infowisesolutions.com
Ultimate Forms by Infowise
documentation Productivity No-code and automation +1
ZA
50
✓
mapsly.com
Mapsly
documentation Marketing Business software +1
48
✓
form.io
Form.io
interface Developer tools AI agents and MCP +1
50
✓
✓
keralathutamizhachi.com
SoftUnique Documentation
documentation Ecommerce Developer tools +1
IN
50
✓
✓
vnedorognik.ua
VNEDOROGNIK.UA
documentation Ecommerce Developer tools +1
UA
47
✓
✓
whalesync.com
Whalesync
documentation Marketing No-code and automation
US
48
✓
getuntitled.ai
Untitled
transactional Ecommerce
US
49
✓
gomus.de
go~mus
interface Arts and culture Business software
DE
53
✓
✓
superwall.com
Superwall
documentation
61
✓
smartreach.io
SmartReach
documentation Marketing Communications +1
56
✓
✓
chatwoot.com
Chatwoot: AI-Powered, Open-Source Customer Support Platform - llms.txt
interface Marketing AI and machine learning +3
US
60
✓
trackingplan.com
Trackingplan
documentation Developer tools
60
✓
arcadia.com
Arcadia
interface Data and analytics APIs and SDKs
US
59
✓
makeforms.io
MakeForms
transactional Productivity Business software +1
49
✓
microburbs.com.au
Microburbs
transactional Real estate Data and analytics
AU
51
✓
ehousestudio.com
ehouse
documentation Ecommerce
US
47
✓
plauti.com
Plauti
documentation Data and analytics
46
✓
vektortms.com
Vektor TMS
interface
62
✓
✓
easydmarc.com
EasyDMARC
documentation Cybersecurity
60
✓
m2pfintech.com
M2P Fintech
interface Finance and payments APIs and SDKs
IN
51
✓
busmaps.com
busmaps.com
interface AI and machine learning APIs and SDKs +2
55
✓
✓
defectdojo.com
DefectDojo
documentation Cybersecurity
US
47
✓
cymulate.com
Cymulate
documentation Cybersecurity
58
✓
sparx.works
sparx
interface Marketing Ecommerce +1
51
✓
✓
moda.app
Moda
interface Design AI and machine learning
50
✓
wsform.com
WS Form
documentation Developer tools Business software
53
✓
✓
articos.com
Articos: AI User Research Platform, Validated at 86%
documentation Data and analytics AI and machine learning +1
50
✓
✓
giveaway.ninja
Giveaway Ninja
documentation Marketing Ecommerce
US
60
✓
✓
thinline.be
Thinline
documentation Design Marketing
BE
46
✓
payloadcms.com
Payload Documentation
documentation Developer tools Documentation and reference +1
US
63
✓
✓
gogetssl.com
www.gogetssl.com
transactional Infrastructure
DE
52
✓
sessionboard.com
Sessionboard growth pages
documentation Education Events and conferences +1
US
49
✓
smartlead.ai
Smartlead
transactional Marketing Communications
US
59
✓
atlasprzetargow.pl
Atlas Przetargów
documentation Data and analytics Government and public services
PL
47
✓
✓
leat.com
Leat
interface Ecommerce Marketing +1
CA
57
✓
andros.dev
Andros Fenollosa
documentation Developer tools Personal sites and blogs
ES
52
✓
mystage.ro
mySTAGE
documentation
RO
51
✓
✓
kashier.io
Kashier
interface Finance and payments APIs and SDKs
47
✓
awesome-python.com
Awesome Python
documentation Developer tools Open source projects
US
46
✓
dotcom-monitor.com
Dotcom-Monitor
documentation DevOps and observability
52
✓
mypresta.eu
MyPresta.eu
documentation Marketing
48
✓
digi77.com
Warith AL Maawali
documentation Cybersecurity
FI
50
✓
netspi.com
NetSPI: Proactive Security | Penetration Testing as a Service (PTaaS)
documentation Cybersecurity
US
51
✓
fromdev.com
FROMDEV
informational Productivity Developer tools
US
51
✓
agechecker.net
AgeChecker.Net
transactional Ecommerce Cybersecurity
US
51
✓
getprospect.com
GetProspect
interface Marketing Data and analytics
56
✓
✓
optimisemedia.com
Optimise
documentation Marketing
51
✓
expel.com
Expel: Managed Detection \& Response \(MDR\) Security Services
documentation Cybersecurity
US
52
✓
fullhunt.io
FullHunt
interface Developer tools Cybersecurity +2
47
✓
sourceforge.net
SourceForge
documentation Business software Open source projects
73
✓
dwellingblocks.com
Dwelling Blocks
documentation Business software Real estate
US
48
✓
cpanel.net
cPanel & WHM Documentation
documentation Marketing
US
73
✓
cmsmax.com
CMS Max
documentation Ecommerce Marketing
US
57
✓
getmyinvoices.com
GetMyInvoices
interface Finance and payments Business software
55
✓
✓
neuronwriter.com
NEURONwriter: Content Optimization & AI Visibility Platform
transactional AI and machine learning Marketing
PL
52
✓
whoisfreaks.com
WhoisFreaks
interface APIs and SDKs Cybersecurity
55
✓
✓
authelia.com
Authelia
documentation Authentication and identity Cybersecurity +1
US
52
✓
dchost.com
DCHost
transactional Infrastructure
50
✓
✓
gtechme.com
www.gtechme.com llms.txt
documentation Marketing Industry and manufacturing +2
US
47
✓
fundraiseup.com
Fundraise Up
interface AI and machine learning Finance and payments +1
61
✓
casdoor.ai
Casdoor
documentation AI and machine learning Cybersecurity +3
US
47
✓
tracklution.com
Tracklution
documentation Ecommerce Marketing +1
US
53
✓
✓
clustdoc.com
Clustdoc
documentation Productivity Business software
47
✓
dimensionlabs.io
Dimension Labs
documentation Marketing Data and analytics +1
52
✓
✓
rootly.com
Rootly
transactional DevOps and observability
61
✓
✓
capconnect.com
Cap Connect
transactional Infrastructure Business software
DE
64
✓
✓
pendo.io
Pendo
interface Data and analytics Marketing
US
63
✓
afosto.com
Afosto
documentation Ecommerce Business software
49
✓
grepsr.com
Grepsr
documentation
47
✓
stytch.com
Stytch
interface Authentication and identity APIs and SDKs
55
✓
✓
kortix.com
Kortix
interface AI agents and MCP Developer tools
US
54
✓
✓
implicator.ai
Implicator.ai
informational AI and machine learning Media
DE
57
✓
✓
ngrok.com
ngrok
documentation AI and machine learning Infrastructure
DE
68
✓
✓
ctm360.com
Metadata
documentation Cybersecurity
US
48
✓
openprisetech.com
Openprise: AI and Data Orchestration Platform for Enterprise Ops
documentation Data and analytics AI and machine learning
US
46
✓
buddyboss.com
BuddyBoss
documentation Community Education
50
✓
streamkap.com
Streamkap
interface Data and analytics
US
46
✓
synthesized.io
Synthesized
documentation AI and machine learning Developer tools
US
47
✓
fillout.com
Fillout Help Center
interface Business software Documentation and reference
US
59
✓
qa.tech
QA.tech
interface Developer tools AI and machine learning +1
US
48
✓
tray.ai
Tray.ai
documentation AI and machine learning Developer tools
59
✓
alexcloudstar.com
Alex Cloudstar
documentation Developer tools Data and analytics +1
US
47
✓
dunglas.dev
Kévin Dunglas
documentation Developer tools Infrastructure
CH
47
✓
appsierra.com
Appsierra
documentation Developer tools AI and machine learning
52
✓
✓
webtranslateit.com
WebTranslateIt
documentation Developer tools
DE
48
✓
ditlead.com
DitLead
documentation Marketing
US
50
✓
✓
cashfree.com
Cashfree Payments
interface Finance and payments APIs and SDKs
IN
64
✓
✓
formkeep.com
FormKeep
interface Developer tools APIs and SDKs
US
46
✓
sleekplan.com
Sleekplan
interface Business software Productivity
61
✓
✓
senseon.io
SenseOn
documentation Cybersecurity AI and machine learning
US
51
✓
✓
buildmvpfast.com
BuildMVPFast
documentation Developer tools
49
✓
✓
arbolus.com
Arbolus
documentation Business software Data and analytics
NL
46
✓
forminit.com
Forminit
documentation
48
✓
boldsign.com
BoldSign
interface AI and machine learning APIs and SDKs +1
54
✓
✓
dometrain.com
Dometrain
interface Education
49
✓
dataplicity.com
Dataplicity
documentation Infrastructure DevOps and observability
US
58
✓
wholesalesuiteplugin.com
Wholesale Suite
documentation Ecommerce Developer tools
50
✓
cyberkendra.com
Cyber Kendra
informational AI and machine learning Cybersecurity +2
47
✓
makeautomation.co
MakeAutomation
documentation Developer tools Marketing +2
US
47
✓
taxgpt.com
TaxGPT
documentation AI and machine learning Finance and payments +1
50
✓
yetishare.com
Yetishare
transactional Developer tools Finance and payments +1
50
✓
✓
clerk.com
Clerk
interface Finance and payments Authentication and identity +1
US
68
✓
✓
kognitos.com
Kognitos
documentation AI and machine learning Healthcare +2
US
52
✓
✓
rextheme.com
RexTheme
documentation Ecommerce Documentation and reference
46
✓
checkpoint.com
Check Point Software
> https://www.checkpoint.com/
> AI-powered cyber security platform protecting networks, cloud, workspace, and AI environments for 100,000+ organizations worldwide.
Check Point
documentation Cybersecurity AI and machine learning
61
✓
labnotes.org
Labnotes (by Assaf Arkin)
documentation AI and machine learning Personal sites and blogs
55
✓
✓
forte.net
CSG Forte
documentation Finance and payments
US
50
✓
glider.ai
glider
documentation Developer tools Recruiting and careers +1
US
46
✓
scrambleid.com
ScrambleID: llms.txt
interface AI and machine learning Developer tools +3
US
46
✓
vueschool.io
Vue School
transactional Education Developer tools
52
✓
cyware.com
Cyware: AI-Powered Threat Intelligence Platform and Security Operations
documentation Cybersecurity AI and machine learning +1
US
59
✓
formidableforms.com
Formidable Forms
documentation Developer tools
63
✓
✓
cleartax.com
ClearTax
documentation Finance and payments Business software
51
✓
two.inc
Two
documentation
US
46
✓
chat-deep.ai
Thinkly For Digital Business
documentation AI and machine learning
45
✓
cordial.com
Cordial
documentation AI and machine learning Marketing +1
61
✓
reliaquest.com
ReliaQuest
documentation AI and machine learning Cybersecurity
CA
59
✓
back4app.com
Back4app Documentation
interface Developer tools Infrastructure +2
58
✓
dataladder.com
Data Ladder
interface Data and analytics
48
✓
eliostruyf.com
Elio Struyf | GitHub Star | M365 Development, Developer Technologies MVP | Google Developer Expert
documentation
47
✓
insforge.dev
InsForge
interface Infrastructure AI agents and MCP +1
US
47
✓
getbootstrap.com
Bootstrap
documentation Open source projects Developer tools
74
✓
✓
hellotars.com
Tars - AI Agents for Customer Experience Automation
interface AI and machine learning AI agents and MCP +2
US
56
✓
✓
tenderly.co
Tenderly
interface Developer tools DevOps and observability +1
US
53
✓
✓
betterqa.co
BetterQA - Independent software testing, and the five QA tools we built to do it
documentation Developer tools Business software
50
✓
✓
evilmartians.com
Evil Martians
documentation AI and machine learning Developer tools +1
63
✓
✓
onespan.com
OneSpan
documentation Cybersecurity Business software
60
✓
sapling.ai
Sapling (sapling.ai)
interface AI and machine learning APIs and SDKs +1
US
59
✓
dataserv.com
DataServ
documentation Marketing
US
46
✓
korelogic.com
KoreLogic Security
documentation Cybersecurity Government and public services
US
64
✓
✓
allerin.com
Allerin
documentation AI and machine learning Industry and manufacturing
52
✓
✓
autentique.com.br
Autentique
interface Business software Cybersecurity
BR
52
✓
insites.com
Insites
documentation Marketing Business software
US
52
✓
almcsecurity.com
ALMC — Web, Apps and AI that grow your business
documentation Cybersecurity AI and machine learning +1
BR
51
✓
✓
tv-hub.org
TradingView Hub (TV-Hub)
documentation
NL
51
✓
✓
brek.com
Brek
interface Travel APIs and SDKs
US
49
✓
dynatechconsultancy.com
DynaTech Systems
documentation AI and machine learning Data and analytics +3
US
48
✓
openclaw.ai
OpenClaw
documentation AI and machine learning AI agents and MCP
US
47
✓
customweather.com
CustomWeather | Weather API, Historical Weather & Alerts
interface AI and machine learning APIs and SDKs
US
46
✓
osintcombine.com
OSINT Combine
interface Cybersecurity AI and machine learning
US
46
✓
paloaltonetworks.com
Palo Alto Networks
documentation Cybersecurity
US
74
✓
✓
planetscale.com
PlanetScale
documentation Data and analytics Databases
61
✓
sitecore.com
Sitecore
documentation
US
61
✓
codecentric.de
codecentric AG
documentation AI and machine learning Cybersecurity +2
DE
54
✓