Golden Gate Capital, a $12 billion San Francisco-based private equity firm with a significant software and technology portfolio, has entered into an agreement to acquire library automation solutions provider Ex Libris Group from current owner Leeds Equity Partners, the companies announced this morning. The deal is expected to be completed in December. Under new ownership, Ex Libris will remain an independent business based in Jerusalem and run by the current management team, the company explained in the announcement. Additional terms of the sale were not disclosed.