Click to remove boredom forever -> https://octoshrimpy.github.io/boredom-remover-9000
One stop shop for ideas of varying timescales
If you're here for hacktoberfest, feel free to add features, content, and issues, or tackle any issues you want! Make that PR and I'll take a look at it.
If you want something a bit more complex to tackle, check out https://github.com/octoshrimpy/cognii, an audio-based mindfulness app. :) Thank you for all the help!