27 technologies4 categories
leetcode.com is built on Bootstrap with Google Analytics and SweetAlert2. It ranks #6,110 globally.
Analytics are handled by Google Analytics and Google Tag Manager. Infrastructure includes Cloudflare DNS and Cloudflare.
Tech Stack Highlights
Frameworks & Languages4
Bootstrap
UI frameworks
100%
2 evidence signals
HTML
<link type="text/css" href="/static/bootstrap/dist/css/bootstrap.min.cssScript
https://leetcode.com/static/bootstrap/dist/js/bootstrap.min.js?v=3.3.7Tailwind CSS
UI frameworks
75%
1 evidence signal
css
--tw-Ant Design
UI frameworks
75%
3 evidence signals
HTML
ant-btnHTML
ant-tableHTML
anticonReact
JavaScript frameworks
50%
1 evidence signal
HTML
implied by Ant DesignAnalytics & Marketing8
Google Analytics
Analytics
100%
6 evidence signals
Cookie
_gaCookie
_gidScript
https://www.google-analytics.com/analytics.jsScript
https://www.googletagmanager.com/gtag/js?id=G-CDRWKZTDEXJS Global
GoogleAnalyticsObject → stringJS Global
gtag → functionM
MailChimp
Marketing automation
100%
1 evidence signal
dns
DKIM selector: k2G
Google Workspace
Email
100%
1 evidence signal
dns
MX: aspmx.l.google.comS
SendGrid
Email
95%
1 evidence signal
dns
SPF includes sendgrid.netA
Amazon SES
Email
95%
1 evidence signal
dns
SPF includes amazonses.comGoogle Tag Manager
Tag managers
75%
2 evidence signals
JS Global
google_tag_manager → objectJS Global
dataLayer → objectDatadogv4.36.0
RUM
75%
1 evidence signal
JS Global
DD_RUM → object(v4.36.0)G
GrowingIO
Analytics
75%
1 evidence signal
Cookie
gr_user_idInfrastructure & Security4
C
Cloudflare DNS
PaaS
100%
1 evidence signal
dns
NS: rob.ns.cloudflare.comCloudflare
CDN
75%
2 evidence signals
Header
9cb2139feb1e3ecb-SJCHeader
cloudflare: cloudflarereCAPTCHA
Security
75%
2 evidence signals
Script
https://www.recaptcha.net/recaptcha/enterprise.js?onload=recaptchaV2Callback&render=explicitScript
https://www.recaptcha.net/recaptcha/enterprise.js?onload=recaptchaV3Callback&render=6LdBpsIUAAAAAKAYWjZfIpn4cJHVIk_tsmxpl7czHSTS
Security
75%
1 evidence signal
Header
max-age=15552000; includeSubDomains; preloadLibraries & Utilities11
SweetAlert2v6.11.5
JavaScript libraries
100%
2 evidence signals
Script
https://leetcode.com/static/sweetalert2/dist/sweetalert2.min.jsJS Global
Sweetalert2 → function(v6.11.5)Bootstrap Table
JavaScript libraries
100%
2 evidence signals
HTML
<link type="text/css" href="/static/bootstrap-table/dist/bootstrap-table.min.cssScript
https://leetcode.com/static/bootstrap-table/dist/bootstrap-table.min.jsZ
Zendesk
Documentation
95%
1 evidence signal
dns
SPF includes zendesk.comWebpack
Miscellaneous
75%
1 evidence signal
JS Global
webpackJsonp → objectjQuery
JavaScript libraries
75%
1 evidence signal
HTML
implied by Bootstrap TablejQuery UI
JavaScript libraries
75%
1 evidence signal
Script
https://leetcode.com/static/jquery-ui-dist/jquery-ui.min.jscore-js
JavaScript libraries
75%
2 evidence signals
JS Global
__core-js_shared__ → objectJS Global
_babelPolyfill → booleanSentry
Issue trackers
75%
1 evidence signal
JS Global
__SENTRY__ → objectFont Awesome
Font scripts
75%
1 evidence signal
stylesheet
/static/font-awesome/css/font-awesome.min.css?cache_version=2Babel
Miscellaneous
75%
1 evidence signal
JS Global
_babelPolyfill → booleanClipboard.js
JavaScript libraries
75%
1 evidence signal
Script
https://leetcode.com/static/clipboard/dist/clipboard.min.js