VN Dev

• Arimia - guide on making visual novels. It's full of resources!
• OneLook Thesaurus' Reverse Dictionary - for when you can't remember the specific word you need but can describe it

These Heterogenous Tasks has some great articles on game/narrative design:

• Standard Patterns in Choice-Based Games
• CYOA structure: Spin-offs
• CYOA structure: Millennial Snark

And here's some articles by Emily Short's Interactive Storytelling.

• The Holographic Story
• Dynamic Fiction via Some Examples

Crafts

• Nunodoll - website with a bunch of free patterns and instructions for cloth dolls and stuffed animals(including the one I used to make my P-chan, that you can see over on my blog).
• Embroidery Stitch Picture Dictionary - database of embroidery stiches with pictures and written instructions.

Website Making

• Cursors4u - add a custom cursor to your site
• Netfriend - cool things to add to your website, including the code for a gallery.
• Solaria- lots of useful CSS/JS guides.
• Betty's graphics - old web graphics, pixels, backgrounds etc

Random Cool Stuff

• Marginalia - cool little search engine design to find small, obscure websites. Try it out!
• Inspiral Web - draw with a spirograph in your browser.
• Asenheim Project[18+] - play old VNs for free in your browser.
• Tsundoku Diving - awesome website full of translations and reviews, mostly of obscure japanese media.
• Kowabana - site full of translated japanese horror stories, urban legends and creepypastas. I've spent many afternoons reading through this website over the years, there's always new stuff to find!