page Z-F has fanfics (battle story and Fuzors at that), thoughts on Zoids, customs, and more.
Planet Zoids Lightjester’s site. Lots and lots of old Zoid info, customizing stuff (including a lot of awesome work with gears and other motorized things), old catalogues, and pictures of some obscure OJR products.
The Sacred Galaxy Empire’s Zoids section has lots of battle story and Zoids info (including a very well-done timeline), plus a few custom Zoids and other things.
Zi Matrices Photographs of tons of Zoid model variants, obscure included, all sorted by type.
Zoids Awakes has really good Zoids photography, and some great custom Zoids too.
Zoids Dictionary The name says it all. If you’ve ever wanted to know who character X was and what they did, this is the place to go. It covers everything Zoids in (Japanese) alphabetical order for easy searching.
Zoids Hanger is full of pictures and info on newer releases, along with a Zoids wiki and other interactive things.
Zoids Ignition has tons of content: reviews, articles, customs, and much more.
Zoids Land has reviews and info on models, games, anime…just about anything Zoids.
Zoids Musuem A mirror of a now-closed site, full of pics/info on a great many early-NJR Zoids with some old-school of all flavors (not just Japanese) thrown in. Keep a lookout for the all-chrome Shieldy (apparently a Coro Coro prize).
Zoids Ocean has information on Zoids releases, new and old, with things like pictures and reviews from multiple sources.
Zoids Parallax is home to a wonderful mix of fanart, photomanipulations, and ponderings/articles with an OJR slant.
日々の生活 Life of Every Day is another site with both new and old Zoids (including American lines). Other toylines too!
紗蔚綸那’s Toy Box has a lot of old-school Zoid content, including the box take on the Battle Story and memories of the old line sent in by other fans.
１０年後も好きですか？ (formerly Zoids Corner) has pretty much every model out there, complete with pictures and stats on most of them, and some of the first pics of new releases.
Altitude of Mobius has a lot of well-painted Zoid customs, especially using the HMM line. Check out the Three Guards type Saber Tigers!
Code-ta28 has customized Zoids and other mecha.
Nezumi-hanabi has customs, including assorted collab projects and stuff featured in magazines.
Otika’s Room has wonderfully shiny customs, including some people may well recognize – Lightning Saix D+, anyone?
The Private Laboratory of Living Machines has a lot of customs, including a Redler for Wolff.
Tono’s Zoids has customs, photo art/image manipulations, and general model fun. Fun…like Helimolga!
Yaiba has a Murasame Liger custom (naturally), plus some other guest custom Zoids.
Z-Zoo has tons of customs from all different people, organized like…well, a zoo.
Z-Zoo’s Godos x Iguan gallery, because it deserves a link all its own!
Zi Craft Union features the work of lots of customizers. Tons and tons of great work here, all well-oraganized.