Elegantt for Trello - The most elegant way to manage your Trello projects
BMC Software - BMC Software is a solution for companies to help them in running and reinventing their businesses with scalable and modular solutions to IT problems and management.
Hello Epics for Trello - Simplify your Trello board with parent/child relationships
accurev - version control system. Licensed
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Hex.pm - Hex.