This genre of page remains one of perrenial fascinations. The ideas may not always be of the best quality, but they tell you more than you’d expect about the writer’s quality of thinking, and what their circle of competence looks like.
If you don’t have your own Ideas page, I suggest trying to make one. It’s fun.
Project Ideas
From Justin Duke, software-related product ideas with reasonable scope.
Adjacent Possible
Novel possibilities for digital interfaces.
The DailyWebThing Archives – Ideas
Around 500 or so odd links/
Internet Research Tools
List of ideas for better web browsing, from Tyler Angert.
One Hundred Ideas For Computing
A vision for how computing could be. There are newer, better lists at ideas2, ideas3, and ideas4
Major Future Innovations
List of innovations which, if successful, will dramatically improve our society, from (Harsimony]
Random Ideas I Want To See Built
Short list from Mathurah
Free ideas
From Carolyn Zhang
Startup Ideas
I’m not sure if Gwern is being completely serious here, but these do seem fun.
Idea Adoption Center
Concepts I can’t raise, but I think should exist. (Anson Yu)
Some Interesting Ideas I’ve Come Across
A different kind of ideas page!
The List of ideas by ideas guy.
Total Ideas: 3,884