ZKBioOnline SDK is charged, which consists of the Browser Client and Server. Browser Client compatible devices include SLK20R, ZK4500, ZK7500, ZK8500 and ZK9500. The Browser Client supports Internet Explorer 11+, Firefox 27+ and Chrome 33+. The SDK could be work on windows OS, including XP, Vista, Win7, Win8/8.1, Win10, Windows Server 2008/2012 (32/64 bits) OS. The Server supports 1:1 verification. They all support http / https get-post.
ZKTeco biometrics forum website, please click here