The JOSM Editor
Current Development and Data Validation Using MapCSS
JOSM is a Java-based offline editor for OpenStreetMap, which has been around since 2005. A recurring challenge for editors is validating user input, guiding mappers towards making as few mistakes as possible.
This talk will provide insights in the current development. Emphasis will be on the usage of MapCSS for data validation which has been developed in the recent months.