WorldEditor (often abbreviated to WED) is an open source 2-d scenery and airport editor for X-Plane. There are several versions of WED from which you can download.
System Requirements: WED should run on any Intel-based Mac, Windows, or Linux machine capable of running X-Plane 9.
Latest Stable Version
WED 1.1r1 is the latest stable version; it provides full overlay editing for X-Plane 9 and 10 overlay DSFs, as well as airport editing.
Latest Beta
WED 1.2 is the next coming version; it adds ATC taxi layout editing as well as support for new X-Plane 10 features. You can download a beta of 1.2 or browse the source code.
Warning: WED 1.2 is still being tested. This build may have bugs and may even result in a loss of data. Be sure to backup your projects early and often, and use caution. Or use WED 1.1 for development to avoid crashes and data loss!!!
- Download WED 1.2 release candidate 2 for Mac OS X
- Download WED 1.2 release candidate 2 for Windows
- Download WED 1.2 release candidate 2 for Linux
Older Versions
Here are links to the original WED 1.0: