Algolia offers a hosted web search product delivering real-time results.
cdnjs is a free distributed JS library delivery service.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Linkedin Ads is a paid marketing tool that offers access to Linkedin social networks through various sponsored posts and other methods.
Twitter is a 'microblogging' system that allows you to send and receive short posts called tweets.
Vercel is a cloud platform for static frontends and serverless functions.