Preparing for the #30DayMapChallenge

Are you ready for the 2026 #30DayMapChallenge? It begins on November 1st and this year's daily themes have just been announced.If you’re new to it, the idea of the #30DayMapChallenge is simple: create a map every day for 30 days based on a different theme each day. You can use any data, tools, or styles you like. It’s a great way to experiment, learn new techniques, and connect with the global mapping community.While many participants use traditional desktop GIS software or static graphics tools, my focus is almost entirely on building interactive, web-based maps. To keep a fast pace across the 30 days, I rely on a lightweight, open-source web stack that allows me to quickly source, inspect, transform, and render spatial data directly in the browser.Here are the primary open-source tools I will be using this year: 🗺Maplibre - an open-source library for creating interactive web maps🌍OpenFreeMap - free global map tiles powered by OpenStreetMap data🎨Maputnik - a user-friendly visual…