Any further development has been transfered to forumscraper.
A bash script for scraping phpbb forums in json.
install -m 755 phpbb-scraper /usr/bin
http(s)?://forum.com/(.*/)?viewtopic.php.*[\&\?]t=[[:digit:]]+.*
http(s)?://forum.com/(.*/)?viewforum.php.*
http(s)?://forum.com/(.*/)?index.php.*
http(s)?://forum.com/.*
Here's example of topic.
As of now 1.x versions are not supported, mainly because of how lax their implementation is.
http://forum.moyeamedia.com/index.php
http://forum.anime-ultime.net/phpBB3/index.php
http://missosology.info/forum/index.php
https://garaz.autorevue.cz/index.php
https://forum.mobilmania.zive.cz/index.php
https://forum.avmania.zive.cz/index.php
https://www.eurobabeforum.com/index.php
https://www.eldemore.com/index.php
http://askcodeman.com/index.php
http://forum.mthbuilt.com/index.php
http://forum.akusherstvo.ru/index.php
https://forum.motec.com.au/index.php
https://forum.ecc.kz/index.php
http://www.phpbb.pl/index.php
https://fungi.pl/forum/index.php
https://forum.asustor.com/index.php
https://stilldcf.com/forums/index.php
https://www.ao-universe.com/forum/index.php
https://forum.aegean.gr/index.php
phpbb-scraper [URL]...
Script downloads topic to files named by their id's.
Download forum into current directory using 4 processes
phpbb-scraper -p 4 'https://stilldcf.com/forums/viewforum.php?f=3'
Download topic by irregular topic url into DIR
phpbb-scraper -d DIR -t 'https://forum.com/abcdef/loop/'
Download whole forum
phpbb-scraper 'http://missosology.info/forum/index.php'
Get some help
phpbb-scraper -h