The company's rapid growth since incorporation has included products, acquisitions, and partnerships beyond Google's core search engine, (Google Search). It offers services designed for work and productivity (Google Docs, Google Sheets, and Google Slides), email (Gmail), scheduling and time management (Google Calendar), cloud storage (Google Drive), instant messaging and video chat (Google Duo, Google Chat, and Google Meet), language translation (Google Translate), mapping and navigation (Google Maps, Waze, Google Earth, and Street View), podcast hosting (Google Podcasts), video sharing (YouTube), blog publishing (Blogger), note-taking (Google Keep and Jamboard), and photo organizing and editing (Google Photos). The company leads the development of the Android mobile operating system, the Google Chrome web browser, and Chrome OS (a lightweight, proprietary operating system based on the free and open-source Chromium OS operating system). Google has moved increasingly into hardware; from 2010 to 2015, it partnered with major electronics manufacturers in the production of its Google Nexus devices, and it released multiple hardware products in 2016, including the Google Pixel line of smartphones, Google Home smart speaker, Google Wifi mesh wireless router. Google has also experimented with becoming an Internet carrier (Google Fiber and Google Fi).