Osclass is best free open-source classified script, that can be installed in minute, having awesome community helps you to solve your problems quicker than ever before.
With dozens of themes and plugins, Osclass is fully customizable.
Osclass classifieds support 1M+ of listings and users, up to 1000 categories and unlimited number of installed plugins without slowing down the system.
Currently there are thousands of osclass installations and still growing, project is open source and available on github.

Get started with Osclass