Built Sat Dec 15 2012 using [http://mxe.cc M Cross Environment] on Ubuntu and tested on a clean WinXP SP3 installation (32bit).
Note: This is a self extracting archive.
Download: http://www.mediafire.com/?cq90jzdwxua7wca
Built on Linux using Mono. Runs on Windows, too (I added some dll files).
Download: http://www.mediafire.com/?i1uy7eysmc42dzw
Every build (especially older ones):
http://www.mediafire.com/?cd61bdcv3wt5a
'''The old improved editor has been superseeded by my clone of the official supertux-editor repo.'''
http://code.google.com/r/rgcjonas-steditor
I'll make a binary available soon.
I recently worked on implementing a MDI interface which makes the supertux editor capable of opening multiple levels in one instance.
The result lives here: http://code.google.com/r/rgcjonas-steditor/source/browse/?name=mdi
Windows binary (self extracting archive): http://www.mediafire.com/?bl5y151u11jdxnm
You'll need the .NET Framework 4.0 Runtime. GtkSharp is included.