Footnotes

¹QR Codes Explained: If you want an easy way to explain QR codes, check out Common Craft's video explanation.

²Future Proof URL Shortener: Dave Winer wrote about using meta-refresh to run your own future proof "static" URL shortener. Phil Windley has a more detailed write up using a Perl script and the correct Apache settings.

³Bitly Enterprise: Bitly Enterprise is a completely different level of tool, with pricing starting at $995 / month.

⁴ZXing: The ZXing project (pronounced "Zebra crossing") is an open source project for encoding and decoding barcode images of all kinds. You can use the generator online to create QR codes that support all kinds of content, including "just" URLs. There is also code available for you to use in any custom application where you need to generate or decode barcodes.