GooTool just celebrated its 1st birthday too, and today I released version 1.0.1. Important updates in this version include support for goomod version 1.1 addins.

Download it from the usual place: http://goofans.com/download/utility/gootool

Here are all the changes since I last posted here.

1.0.1, 08-November-2009

- Added an option to the Advanced menu to generate an online ID (for users who are unable to connect in-game) (#0000235).
- Allow generated online IDs to be removed as and when 2D Boy servers come back online.
- Display skipped levels in the profile tab.
- Don't display tower data if the profile has no tower.
- Don't allow publish if the profile has no online id (#0000236).
- Goomod version 1.1 is now available: (#0000188)
  - Addins can now specify a thumbnail image.
  - Add strings easily using text.xml in goomod.
  - An addin can now provide more than one level, so level is now a child of levels.
  - level/cutscene and level/skipeolsequence added.
  - level/ocd is now officially optional.
- GooTool now lets you select new languages (for which you need to download translations and possibly fonts from http://hell.student.utwente.nl/wog/wiki/):
zh, cs, da, eo, fi, ka, he, hu, ja, no, pl, pt, pt_BR, sv, tp, uk, vi (#0000239).
- Fixed an issue preventing you ever saving again if you uninstall an addin and quit before saving (#0000240).
- Remember GooTool's window position/size between runs (#0000234).

1.0.0, 22-October-2009

- You can now rate addins from the Addins tab within GooTool (#0000175).
- Added a "Check for Updates" button so you can automatically update your addins (#0000179). 
- Allow GooTool to find and work with the 1.41 (bin32/bin64) version of World of Goo under Linux (#0000218).
- Allow GooTool to find and work with the Big Fish version of World of Goo under Mac OS X (#0000225).
- Added a diagnostic report to the Help menu to aid debugging GooTool problems (#0000232).
- Use RealIrrKlang.dll if it exists in the source directory, in case user manually installed Maks' volume control (#0000219).
- Allow changing refresh rate from the Options tab (#0000182).
- Skip Thumbs.db, .DS_Store and .svn when installing addins (#0000215).
- Provide scrollbars for long addin descriptions in the addins tab and properties dialog (#0000226).
- Run lengthy operations in a background thread so the GUI doesn't lock up (#0000174).
- Rename PC/Linux to Windows/Linux (#0000221).
- Make AddinInstaller use AddinReader, allowing installation of an addin from an extracted directory.
- Initial work on iPhone version.

0.10.5, 28-June-2009

- Fix for bug #0000164 introduced in 0.10.4 - on first save, billboards.goomod doesn't exist
- Ensure billboards.goomod exists before trying to install it
- Launch a billboard update when custom dir is selected
- Override update check interval to check early if billboards.goomod doesn't exist.
- Allow sorting by column in profile panel (#0000165)

0.10.4, 22-June-2009

- "Publish profile" button added, publishes your tower to GooFans.com
- Auto download updates to the billboard contest mod (unless you opt out)
- Movie and animation decoding/encoding added, also available from the advanced menu (format not finalised)
- Possible fix for "See Controls" link not working for some
- Don't copy Thumbs.db files, fixes Access Denied exceptions for some Windows users
- GooTool will now store your preferences in a file if you specify -preferences <filename> on the commamnd line

0.10.3, 18-Apr-2009

- Windows users can now enable Maks Verver's volume control via a checkbox
- Added "find more addins" link to the addins tab
- Added a Debian .deb build, added X Windows menu entry
- Added all the missing screen resolutions to options tab (mostly widescreen)
- Warn on startup if using demo version of World of Goo
- Friendlier version numbers in some places
- Use 127.0.0.1 instead of resolving "localhost": prevents it resolving to "::1" on IPv4-only systems giving "Address family not supported by protocol family: bind"
- Mime type is now application/x-world-of-goo-addin
- Removed the initial "WARNING" tab as it seems stable enough now :-)