Tiny tools I've created using other people's awesome libraries and also probably a bunch of AI
ffmpeg.wasm based in-browser conversion of videos. It'll be slower than running ffmpeg directly on your machine - but it's more convenient!
(Untested outside Windows Chrome.)
Screen recording with audio options for a combination of mic and system audio. ffmpeg.wasm based in-browser combination and conversion. Mainly made because my Chrome extension doesn't convert to MP4 without the paid version.
(Untested outside Windows Chrome. It definitely won't work on mobile devices but maybe OK on other OS and Chromium browsers.)
Convert complex JSON into C# classes with tons of configuration options.
(Untested outside Windows Chrome.)