Gaming websites

thumb|Polish version logo PlayOK, also known as kurnik ("chicken coop"), is a website of classic board and card games to play online against live opponents in real-time. It was created in 2001 by Marek Futrega, and was initially a Polish-only website. As of early 2005 it supported over 30 board and card games, and the site is available in 33 languages so far.

Twinity is a 3D online virtual world. Initially developed by Metaversum GmbH, it is currently held by ExitReality. The game offers its population, called Twinizens, to navigate around virtual (historical) versions of real-world cities, also called a mirror world or a Metaverse. A public beta began in September 2008, with the release of the first virtual city, Berlin, which later was followed by Singapore, London, Miami and New York. Twinity is built on BigWorld Technology and its economy is based on a free-to-play model.

CrazyGames is a Belgium-based, globally operating game website specializing in online games that can be played in-browser. The platform has about 4,500 games available across a variety of genres and categories, ranging from action to puzzle and sports games, as well as solo or multiplayer games.

Betclic is a French online gambling company founded by Eric Moncada and Nicolas Béraud in 2005 that offers sports betting, online casino, and online poker. The business is divided into two divisions: France and International. French operations are headquartered in Bordeaux, while their International business operates from Malta.

Cirsa Enterprises, S.A. (branded CIRSA) is a Spanish multinational casino and gambling‑machine operator founded in Terrassa in 1978. The group runs 447 casinos and gambling halls and more than 83,000 slot machines across eleven regulated markets, making it Spain’s largest casino operator. Private‑equity firm Blackstone bought the company in 2018 and is now floating up to 25 % of its shares on the Bolsa de Madrid at a set price of €15, implying a post‑money valuation of €2.5 billion. Cirsa posted record revenue of €2.15 billion and EBITDA of €699 million in 2024, its third consecutive year of a

Nookazon () is a fan-made website that allows players of the 2020 video game Animal Crossing: New Horizons to trade and sell items in-game using their services. The website is named after Amazon, although it more closely resembles Craigslist and eBay.