Seiga Downloader is a free Chrome add-on developed by 0x4c. It falls under the category of browsers and specifically falls under the subcategory of add-ons and tools. This add-on adds image download links to the artwork pages on the popular Japanese website, Nico Nico Seiga.

With Seiga Downloader, users can easily download images from Nico Nico Seiga without any hassle. This add-on serves as an alternative to the previously popular "Seiga Download" program. It enhances the browsing experience for users who frequently visit Nico Nico Seiga to view and download artwork.

The latest version, v3released on February 6, 2023), has fixed an issue where download history was not being saved on Chromium v106 and above. Previous versions, such as v3released on May 29, 2022), addressed a bug that prevented downloads when the file name contained control characters. Additionally, v3released on November 22, 2021), fixed issues related to null file extensions for WebP images and some manga files that couldn't be processed.

Seiga Downloader is a useful tool for Chrome users who frequently download images from Nico Nico Seiga. It simplifies the process by adding convenient download links to artwork pages, making it easier to save and enjoy the artwork offline.