Some PaleoJudaica posts on the Cave of Treasures are here, here (with links to old editions and translations online), here, and here.
As noted, we published a new English translation by Alexander Toepel in Old Testament Pseudepigrapha: More Noncanonical Scriptures, Volume 1 (ed. Richard Bauckham, James R. Davila, and Alexander Panayotov; Grand Rapids, Mich.: Eerdmans, 2013).
Cross-file under Old Testament Pseudepigrapha Watch and Syriac Watch.
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