Here is a list of some useful links for game design, and publishing. If you have any suggestions please comment or email me at firstname.lastname@example.org.
Jamey Stegmaier’s blog about running a kickstarter.
James Mathe’s blog about running a kickstarter.
Lots of articles by lots of writers about pretty much every topic in game design.
Lots of collected articles, links, and videos.
On demand printer that is great for polished prototypes and an option for small run production.
I use combinatronics in a lot of my designs. This calculator will give you lists of all possible combinations or permutations for a given group. You can set the names of the items so the output list can easily be copied to your design document.
I needed some statistics for larger groups of coins and this calculator came in handy. I had to go through it multiple times for each size group but it was easier than calculating it myself.