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webOS(1) (Web OS) Any operating system designed for Web use only is a Web OS. See Chrome OS.
After HP's acquisition of Palm in 2010, webOS made its way into HP tablets for a short time. HP later dropped its smartphone and tablet lines, making webOS open source (Open webOS). In 2013, LG acquired webOS to replace NetCast for TVs and other devices. For example, LG TVs and smart refrigerators use webOS. In 2018, LG made webOS open source again (webOS OSE). See HP TouchPad and Palm.
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