Use the tool JS3Cri to scan your data folder for missing texture errors after every 5 mods.
Most mods are hosted on defunct forums (Hongfire, ZODGAME) or archived on anonymous file lockers. The golden age (2008–2014) has passed. However, dedicated Discord servers and the “AG3 Modding Revival” subreddit have preserved torrents of “mega-packs” (10–20GB collections). These packs are both a blessing and a curse – convenient, but you’ll have no idea which mod does what.
Since AG3 was originally a Japanese-exclusive title, modders were instrumental in making the game accessible to a global audience. Translation Mods
The old megaupload links are dead. Here is where the community lives now: