Spent many sleepless nights on this: astro-recommender, a static binary (Linux/macOS/Win) picking best imaging targets per night/location. Scores clouds, dew, wind, airmass, light pollution, moon, FOV. No subscriptions, no API keys.
github.com
GitHub - dkorunic/astro-recommender: What to image tonight: ranks deep sky targets and comets for your location, weather, Moon and telescope
What to image tonight: ranks deep sky targets and comets for your location, weather, Moon and telescope - dkorunic/astro-recommender