Here's a short list of links for visual or mechanic inspiration of the internet and Legacy OS's
- https://www.digitalspace.com/avatars/index.html List of old metaverse platforms, graphical fidelity that could easily be achieved with this gamejam timeframe
- https://graphcomp.com/vrml/review.html A resource for VRML, an old 3d renderer in Netscape meant for virtual worlds
- Bryce3D is a common app used for Y2K aesthetic 3d
- https://theoldnet.com/ Massive resource for old internet visual motifs and ideas
- https://www.craiyon.com/ easily usable for abstract image generation and image textures
- https://windows96.net/ web based desktop environment, very fleshed out
- https://blog.geocities.institute/ publication about old geocities pages and trends or technologies, potentially a resource for inspiration
- https://gifcities.org/
Also i recommend checking out https://obsidian.md/ to organize ideas or notes.