Beerware is a licensing model for software. End User may use and modify a particular program free. However, users are encouraged to

  • Outputting the author on the occasion of a beer or failing that,
  • To drink a beer on the well-being of the author or, alternatively,
  • To send the author an original coaster.

The author of the expression is true John Bristor. Around 1987 appeared the first programs that used the Beer -ware license model on.

The full text of the license, as it is used by Poul -Henning Kamp, is:

/ * * ------------------------------------------------- --------------------------- * " THE BEER -WARE LICENSE" (Revision 42): * Wrote this file. As long as you retain this notice you * Can do whatever you want with this stuff. If we meet some day, and you think * This stuff is worth it, you can buy me a beer in return Poul -Henning Kamp * ------------------------------------------------- --------------------------- * / German translation:

/ * * ------------------------------------------------- --------------------------- * " THE BEER -WARE LICENSE" (Revision 42): * Wrote this file. As long as you do not remove this notice, may * You 'll do with what you want. When we meet up one day and you * Think the material is worth it, you can buy me a beer for it. Poul -Henning Kamp * ------------------------------------------------- --------------------------- * / Other, similarly stored " licensing models " are:

  • Pizza goods ( you donate to the author of a pizza )
  • Chocolate goods (send the author a bar of chocolate )
  • Music merchandise (send the author a music CD )
  • Postcardware or Cardware (send the author a postcard)
  • Emailware (send the author an e -mail)
  • Careware ( you donate money to a good cause or to a charitable organization )
  • Linkware ( calls for the use or favor a link to the author website)
  • Nice goods ( prompts the user, phrases like " I swear I did something nice!" ( German: "I swear, I've done something good " ) to enter before the full operability is achieved. )
  • Shonenware ( purchase of a license by purchasing a disk group Shonen Knife)
  • Hugware ( calls up when in use or favor, to embrace a fellow human being )