HMRC use scala-uri for the help to save functionality of their mobile app.

The Guardian use scala-uri in a dozen or so projects, including theguardian.com homepage!

Mesosphere use scala-uri in Cosmos, the DC/OS Package Manager.

Snowplow use scala-uri and their users have helped scala-uri better by raising bugs.

Graphcool use scala-uri in their stub-server library.

Algolia use scala-uri in the scala client for their search platform.

Indix use scala-uri in their utils library.