Isolate vocals and/or music from an audio track - Free, no registration required

An anime upscale algorithm with GPU acceleration support. It also has an avisynth+ plugin.

This is my personal folder of masks that I have made. The majority of the masks are in mov form with an alpha channel. In order to get the alpha channel to show up, at least in Vegas Pro, go to the Media tab of the Properties for the mask clip and select Straight (unmatted) for the alpha channel property

Drop a link or upload a file to view all metadata. Works with pretty much every file type.

Only potentially useful for live action videos. 50MB/150 second video limit on free accounts.

Done for Team Four Stars projects, release for public to "have fun"

Archive of creditless anime OPs and EDs.

Found a very good download manager called JDownloader. When you paste in a link it scans the website for all downloads and gives you the options. For YouTube it can get the video, audio, thumbnail and description. I think its mostly meant to ease downloading off of random file hosting sites, it even solves captchas if there is any lol. But works great for YouTube too

Realistic NTSC/VHS effect. Open source. Available as standalone or plugin.

Links to creditless anime OPs & EDs.

A python utility script which detects different scenes in a video and stores them as preview images with timecodes burned into the pictures.

Anime reverse search, if you only have access to an image and you want to know from what anime it was taken (including the ep/or timestamp)

Opensource GUI for upscaling video

Want to know what anime that is in that one Match cut AMV at 1:57? This page can find you the Answers!

Console to download youtube videos.