operaprestodriver:OperaPrestoDriver is a vendor-supported WebDriver implementation that enables programmatic automation of Presto-based Opera products (i.e. v12 and older).
kafka-connect-mongodb:**Unofficial / Community** Kafka Connect MongoDB Sink Connector -> integrated 2019 into the official MongoDB Kafka Connector here: https://www.mongodb.com/kafka-connector
mailgun:Java library to easily send emails using the Mailgun service