Suggest an alternative to

Shutter-Time-Calculator

A simple webpage with a NPF Calculator

Why do you think that https://github.com/toymil/astrophotography_stack_align is a good alternative to Shutter-Time-Calculator

A URL to the alternative repo (e.g. GitHub, GitLab)

Here you can share your experience with the project you are suggesting or its comparison with Shutter-Time-Calculator. Optional.

A valid email to send you a verification link when necessary or log in.