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little-things
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The little things give you away... A collection of various small helper stuff
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little-things/base64url

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  1. #!/bin/bash

  2. # Like base64 but for the URL-safe alphabet A-Za-z0-9-_ (instead of A-Za-z0-9+/).

  3. # This works by replacing occurrences of - with + and vice-versa, and likewise with _ and /.

  4. # Does not support passing the filename by argument.

  5. tr -- '\-_+/' '+/\-_' | base64 "$@"