# humanstxt.org /* SITE */ Name: Schengen Stay Calculator Site: https://schengenstay.eu/ Purpose: Free Schengen 90/180-day stay calculator and travel guides for short-stay visitors to the Schengen Area. Standards: HTML5, CSS3, vanilla JavaScript (Webpack 5 bundle) Language: English /* DEVELOPMENT */ Developer: XYZ Site: https://xyz-ks.com/ From: Europe, EU /* THANKS */ Data / references: European Commission, EU official travel portals (Schengen Borders Code, EES, ETIAS).