Antika Antiquariat and Bookshop in Celje sells literary works, reference books, school books (including second-hand school books), and audio CDs. The antiquarian part of the bookshop offers old books, old coins, banknotes, and stamps. It also engages in desktop publishing. They published books about counts of Celje. Antika Bookshop co-operates in organising the Slovene Book Days events and organises various literary evenings. They try to bring books at affordable prices to fans of literature every year so they organize book market.
In 2019 bookshop hosted FANFEST, Slovenian festival of fantasy literature.