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calendar.com

Detected Technologies

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AI Policy
Tech
InfraStatus
21 technologies5 categories

calendar.com is built on WordPress with Google Tag Manager and Google Analytics.

The frontend relies on Tailwind CSS. Analytics are handled by Google Tag Manager and Google Analytics. Infrastructure includes Cloudflare DNS and Cloudflare.

Tech Stack Highlights

www.gatsbyjs.org logoGatsbyStatic site generatorswordpress.org logoWordPressCMS
G
Google WorkspaceEmailanalytics.google.com logoGoogle AnalyticsAnalyticstagmanager.google.com logoGoogle Tag ManagerTag managers

Core Platform2

wordpress.org logo
WordPress
CMS
75%
1 evidence signal
HTML<meta data-react-helmet="true" name="twitter:image" content="https://www.calendar.com/wp-content/
www.gatsbyjs.org logo
Gatsbyv4.25.9
Static site generators
75%
1 evidence signal
Meta Tag<meta name="^Gatsby(?: ([0-9.]+))?$\;version:\1" content="Gatsby 4.25.9">

Frameworks & Languages4

tailwindcss.com logo
Tailwind CSS
UI frameworks
75%
1 evidence signal
css--tw-
react.dev logo
React
JavaScript frameworks
75%
1 evidence signal
HTMLdata-react
angular.io logo
Angular
JavaScript frameworks
75%
1 evidence signal
HTML<a class="btn inline-flex text-primary" href="https://www.calendar.com/blog/the-10-best-productivity
headlessui.com logo
Headless UI
UI frameworks
75%
1 evidence signal
HTMLdata-headlessui-

Analytics & Marketing6

tagmanager.google.com logo
Google Tag Manager
Tag managers
100%
3 evidence signals
HTMLgoogletagmanager.com/gtm.js
JS Globalgoogle_tag_manager → object
JS GlobaldataLayer → object
analytics.google.com logo
Google Analytics
Analytics
100%
4 evidence signals
Cookie_ga
Scripthttps://www.googletagmanager.com/gtag/js?id=G-0JQGYX4GXM&cx=c&gtm=4e6411
Scripthttps://www.googletagmanager.com/gtag/js?id=G-CE58M87D22
JS Globalgtag → function
G
Google Workspace
Email
100%
1 evidence signal
dnsMX: aspmx.l.google.com
S
SendGrid
Email
95%
1 evidence signal
dnsSPF includes sendgrid.net
B
Brevo
Email
95%
1 evidence signal
dnsSPF includes sendinblue.com
amplitude.com logo
Amplitude
Analytics
75%
1 evidence signal
XHRhttps://api.amplitude.com/

Infrastructure & Security7

developer.apple.com logo
Apple Sign-in
Authentication
100%
2 evidence signals
Scripthttps://appleid.cdn-apple.com/appleauth/static/jsapi/appleid/1/en_US/appleid.auth.js
JS GlobalAppleID → object
C
Cloudflare DNS
PaaS
100%
1 evidence signal
dnsNS: ruth.ns.cloudflare.com
cloudflare.com logo
Cloudflare
CDN
75%
2 evidence signals
Header9e71295e4984232c-SJC
Headercloudflare: cloudflare
www.google.com logo
reCAPTCHA
Security
75%
2 evidence signals
Scripthttps://www.google.com/recaptcha/api.js?onload=onloadcallback&render=explicit
Scripthttps://www.google.com/recaptcha/api.js?onload=onloadcallback&render=explicit
aws.amazon.com logo
Amazon CloudFront
CDN
75%
2 evidence signals
Header\(CloudFront\)$: 1.1 6db0e3fcf85d00de1ac587c2611daca6.cloudfront.net (CloudFront)
Header2uOoYk3aq7ekS1iV2ADmuI9I0vXlBOjSApYvt-M1pBu-8XZQ5zEu6w==
developers.google.com logo
Google Sign-in
Authentication
75%
2 evidence signals
Scripthttps://accounts.google.com/gsi/client
Scripthttps://accounts.google.com/gsi/client
aws.amazon.com logo
Amazon Web Services
PaaS
50%
1 evidence signal
HTMLimplied by Amazon CloudFront

Libraries & Utilities2

fontawesome.com logo
Font Awesome
Font scripts
75%
1 evidence signal
JS Global___FONT_AWESOME___ → object
webpack.js.org logo
Webpack
Miscellaneous
50%
1 evidence signal
HTMLimplied by Gatsby

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