How should I implement an auto-updater?

Question

Many programs include an auto-updater, where the program occasionally looks online for updates, and then downloads and applies any updates that are found. Program bugs are f

Answer 1

If your software is open sourced, and target Linux or developers. It is interesting to install your software as a git repo. And having it pull the stable branch occasionally or everytime when it is launched.

This is particular easy when your application is managed via npm, sbt, mavan, stack, elm-package or alike.