Guides

Practical answers for people whose image folders got out of hand: AI outputs, saved art, duplicates.

• How to organize thousands of AI-generated images (Stable Diffusion, NovelAI, ComfyUI)

  Output folders fill up with numbered PNGs fast. What works by hand, what the usual tools do and do not do, and how to sort by character and scene automatically.

• Find duplicate images, including resized and re-saved copies

  Exact-match tools miss copies that were resized, converted to WebP or saved again. How visual duplicate detection works, where it stops, and which tool fits which job.

• How to sort anime and fan art images by character automatically

  Face recognition built for photos does not work on drawings. What does: models trained to recognize the same character across different artists. How it works, where it gets confused, and how to use it without Python.

• Eagle alternative for sorting large illustration folders

  Eagle is great for collecting and tagging references. If your problem is thousands of unsorted images you never want to tag by hand, here is how Art Sorter compares, and when it makes sense to use both.

• Hydrus alternative: sort a big image collection without the learning curve

  Hydrus Network is powerful and free, but it asks you to build a tag database. If you want your folders sorted by character and scene first, here is how Art Sorter compares and how the two work together.

• How to organize images downloaded with gallery-dl (by character, not by site)

  gallery-dl is great at getting everything. The result is thousands of files sorted by site and artist, named by post ID. How to turn that into a collection you can actually browse by character and scene.

• How to organize Patreon and FANBOX reward packs (thousands of images from monthly zips)

  Supporting a few artists means a new pack every month. After a year it is a pile of zips and folders named by date. How to unpack everything and line it up by character, while keeping each pack together.

• How to organize images saved from Pixiv (bookmarks, previews and multi-page posts)

  Pixiv saves come with post-ID file names, preview-size copies and multi-page posts split into p0, p1, p2. How to clean that up and sort a Pixiv collection by character.

• Best way to organize thousands of anime images and AI art (2026)

  A plain comparison of the usual options for a folder of thousands of anime illustrations, AI-generated images or fan art packs: manual folders, Eagle, Hydrus, digiKam and Art Sorter, and which one fits which job.

• Organize images offline without uploading them anywhere

  If your collection is private, cloud tools are a bad fit. Here is how to sort thousands of images by character and find duplicates entirely on your own PC, and what to check before trusting any tool with your folders.