All-in-one online, free, browser-based toolkit for geographic data analysis. It offers: - Interactive Map Tools: Measure distances and areas directly on the map. - Data Format Converters: Convert between TopoJSON and GeoJSON formats seamlessly. - Coordinate Utilities: Perform conversions and other coordinate-based operations.

No sign-up required, and all tools run client-side for privacy and speed.

Built with open standards and designed for developers, educators, and anyone interested in geographic data.

Web review of Ervin

open source privacy tips, privacy software and tools

open source privacy tips, privacy software and tools