You can find the answer on osclass. The state-of-the-art solution for open source classifieds.
A non-exhaustive listing of features of this software are:
- General ads or specialized trough modules (cars, jobs, real estate, etc)
- Easy installation compatible with private/dedicated or shared hosting
- Lots of options of customization
- Extensibility trough modules (vertical ads) or extensions (plugins)
- Multi-lingual
- Interchangeable look and feel with themes
- state-of-the-art technologies and standards
- SEO friendly
- Visual (WYSIWYG) editors
- Integrated search engine with full text support (operators, hits)
- Unlimited number of categories and sub-categories
- Anti-spam facilities out of the box (with captchas and askimet)
Interesting, isn’t? Why not using it on your website or company? It’s FREE as in BEER!

I download the script, i unzip, ai try to install but i`m asked for “config.php“ file, that don`t exist on zip script! Bad work! Time lose…
this gives very helpful information about classified ads.
@Adrian: I’ve you just rename the file ‘config-example.php’ to ‘config.php’ it will work. We plan to modify it in future updates.
Excelente trabajo, ha progresado muchisimo desde las primeras versiones. Me ha gustado de sobremanera.
Great work!
Wow this is OLD!