I created and have been irreguarliy updating a spreadsheet of departments which publish FOIs logs or the actual replies to FOIs.
About 4 of them publish FOI replies and 7 publishe requests and 5 publish a log.
See ful spreadsheet here
The department of Foreign Affairs is good example of a department who published FOI replies regularly.
The Oireachtas (Parliament) Houue Commission also has published some FOI's