You’ll need to be comfortable with using the command line, but this is a very useful font subsetting tool from those clever folks at Filament Group.
Charlotte talks through some of the techniques she used when she was building the site for this year’s UX London, with a particular emphasis on improving perceived performance.
The missing font generator for Mac OS X.
Very handy for subsetting fonts for the web. It doesn’t (yet) export WOFF2 unfortunately.
This is a great free service for generating small subsetted icon fonts. Launch the app and have a play around — you can choose from the icons provided or you can import your own SVG shapes.
Nice touch: you can get the resulting font (mapped to your choice of unicode characters) base-64 encoded for your stylesheet.