CrossTrees is named after the "her sails brailed up on the crosstrees" line from Ulysses aims to help show how each Joyce version or update is slightly different from its fellow branches.
Using the Two Worlds Monthly and Shakespeare versions from the Modernist Versions Project, as we as the Gabler and Gutenberg versions of the Telemachiad we can see where words have changed.
Two World's Monthly compared...
Shakespeare compared... Gabler compared...