free online chess server. play chess in a clean interface. no registration, no ads, no plugin required. play chess with the computer, friends or random opponents.
Stripe is a developer-friendly way to accept payments online and in mobile apps.
PayPal is a American international e-commerce service that enables companies and individuals to send money and to accept payments without revealing any financial details.
Website using the € symbol on their website - meaning it may accept payment in Euros.
websites using the $ symbol on their website - meaning it may accept payment in this currency used in Israel.
Anti-bot CAPTCHA widget that helps digitize books by providing snippets of books for people to enter the text for. Owned by Google.
Live streaming video platform
Website using Instagram integrations or links.
Website with links to Instagram profiles or pictures
This site uses the viewport meta tag which means the content may be optimized for mobile content.
Site that supports more than one language.
Websites using Google technologies
DNS services provided by OVH.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Websites with FAQ page
The DOCTYPE is a required preamble for HTML5 websites.
Websites using https protocol.
Open graph type entity tag
Open graph url entity tag
Open graph description entity tag
The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook
Open graph image entity tag
Open graph site name entity tag
Google's hosted library for web fonts. Allows websites to choose and use fonts from a free, wide variety of fonts.
Sites using Html 5 SVG Tag
The http-equiv attribute provides an HTTP header for the information/value of the content attribute.
The http-equiv attribute can be used to simulate an HTTP response header.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.
These websites are related to lichess.org in terms of content, traffic and structure