FluxBB is designed as a lighter, faster alternative to some of the traditional feature heavy forum applications. It is easy to use and has a proven track record of stability and security making it an ideal choice of forum for your website.
Simply head to their website to download it
Next login to your 000webhost.com members area
Now smash that .zip into your file manager at 000webhost.com
Once uploaded visit http://yoursite.000webhostapp.com/unzipper.php1
Unzip the script onto your hosting
Sorted! Ready the install page open for later
http://yoursite.000webhostapp.com/fluxbb-1.5.10/install.php or just install.php if in your public_html folder
Now on 000webhost.com manage your databases and create a new one
Now keep these details safe and put them into the installer page once it has been created
Now choose your administrator login and board details
Easy as pie
Make sure to set all the requirements to what you need as well