Me as in clam1952 a lot Ffestiniog and Welsh Highland stuff and a Baldwin 10-12-D (authorised update of kevmt's loco) some ex WD alcos some Quarry Hunslets and some freelance 2ft locos and carriages.
Ed as in edh6, more excellent Ffestiniog and Welsh Highland locos and rolling stock, Lynton and Barnstaple Locos and some rolling stock a couple of Bagnalls and a few other railways and some very good freelance ones and freelance carriages etc, L&B carriages skipper1945 L&B carriages.
Trainboi1 more Baldwin 10-12-Ds. Some colourful Quarry Hunslets.
Procedural track for UK with chairs and not spikes, see scottish, DMT Pro TRACK 2ft Narrow Gauge, spiked see trainboi1, non protrack for the UK, me as in clam1952 includes bridges embankments crossings tunnels and so on. can be used with Dan's (scottish) Protrack as he used my ballast texture to get a match.
I've probably missed someone out as been doing this from memory.
24ngtrainzers, is a dead site, I don't think the links work, it's been inactive for a very long time and the two involved moved on to other hobbies.