Google's crash reporting and analytics platform for mobile app developers, providing real-time insights on app performance and user behavior.

GitHub's hackable text editor that offered extensive customization through packages and themes, popular among web developers.

A Backend-as-a-Service platform acquired by Facebook in 2013 that provided mobile developers with tools for data storage, user authentication, and push notifications.

Google's experimental email client that introduced features like bundling similar emails and snoozing messages for later review, before being discontinued.

Google's attempt at social networking that focused on organizing connections into "Circles," but failed to gain significant market share against Facebook.

A popular cross-platform task management app known for its simplicity and elegant design, acquired by Microsoft and eventually replaced by Microsoft To Do.

Short-form streaming platform designed for mobile viewing that raised $1.75 billion but shut down after just six months due to low subscriber numbers.

A live video streaming app acquired by Twitter that pioneered mobile broadcasting but eventually had its features integrated directly into Twitter.