---
title: "Shadow Finder"
description: "Given a shadow length, date and time, maps every point on Earth where that shadow could occur."
canonical: "https://vibing.inc/library/shadow-finder-vg-0909"
category: "Dev Utilities & Vibe-Coding Tooling"
subcategory: "Geolocation"
license: "open-source"
author: "Bellingcat"
source: "https://www.shadowfinder.com"
---

# Shadow Finder
Given a shadow length, date and time, maps every point on Earth where that shadow could occur.
## Facts
- Source: https://www.shadowfinder.com
- Category: Dev Utilities & Vibe-Coding Tooling / Geolocation
- Author: Bellingcat
- Licence: open-source
- Tags: geolocation, shadows, osint, maps
## Why it's a gem
Inverse geolocation from a single shadow — a genuinely clever visual algorithm
---
Listed in The Vibeary: https://vibing.inc/library/shadow-finder-vg-0909 · JSON: https://vibing.inc/api/public/library/gems/shadow-finder-vg-0909