For your walls

Printed to order by the shop that sells each one.

• Poster prints Threadless$43.95New Fine-art prints made from public records: the works of 1931 entering the public domain, every winter's ice on a Minnesota lake, one Sacramento door.
• Coastline map prints DisplateSee the prints Chart-style coastlines drawn from public-domain survey data, printed on steel.

For fabric and design work

Printed by the yard or the roll, or licensed as files.

• Fabric and wallpaper SpoonflowerOrder by the yard Seamless geometric repeats and clan tartans, printed to order by the yard or the roll.
• Stock artwork Adobe StockLicense the files The same geometry as vector and image files, licensed by the download.

Free to play and use

No account, no sign-in, nothing to install.

• Wells wells.romermade.comFree A daily logic puzzle. Every number is how many steps it is to the nearest well, and nothing needs guessing.
• Impostor impostor.romermade.comFreeNew A daily sudoku with one printed number that is wrong. Work it out, find the impostor, and catch it in as few tries as you can.
• TideStrip tides.romermade.comFree High water, low water, sunrise and sunset for any NOAA tide station — as a page, or as one line you can paste into a site.
• Wells Bench bench.romermade.comFree A deduction benchmark that checks itself: every puzzle is proved to have exactly one solution, and every answer is marked right or wrong, no partial credit.

For people who sell handmade

Free calculators on the web, and a workbench you download and keep.

• Maker Margins makermargins.comFree Five calculators for handmade sellers: what to charge once fees are taken out, what Etsy really keeps, and whether a craft fair paid for the day.
• The Maker's Price Bench Gumroad$12New A pricing workbench you download and keep: save every product, see them ranked by true hourly rate, export to CSV. Works offline.