Transition.js is an in-browser web application testing framework.
Teporingo Clojure RabbitMQ Client with a focus on HA.
Clorine resource pooling and management library. Including a database connection pool manager.
Impresario a stateless state machine (or workflow) library.
Lein Release Plugin
clj-xpath XPath library.
clj-etl-utils my utility library (many of my other projects make use of this library).