mini_httpd - mini_httpd is a small HTTP server for low or medium traffic sites.
SE Ranking - All-in-One cloud-based SEO software for agencies, marketing teams and webmasters
thttpd - thttpd is a simple, small, portable, fast, and secure HTTP server.
DeskAlerts - Send alerts to any corporate device: PCs, phones, tablets, etc.
HTTP - is an application protocol for distributed, collaborative, and hypermedia information systems.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.