Extended WPF Toolkit™ by Xceed is the number one collection of WPF controls, components and utilities for creating next generation Windows applications. Use it to build professional looking, modern, and easy to use WPF applications. It has been downloaded more than 1 million times here, on Codeplex, and on NuGet.

This free and open source toolkit is provided under the Microsoft Public License. A summary can be found on tl;drLegal.

Xceed offers the Plus Edition for developers that want to support the project, get additional controls and features, get updates and professional support, and work with a version a few releases ahead.

February 7, 2019 v3.5.0 released with 26 bug fixes and improvements. Users of the Plus Edition v3.5.0 on September 12, 2017 with 29 bug fixes and improvements, v3.6.0 on January 15, 2018 with 1 new control and 40 bug fixes and improvements, v3.7.0 on June 18, 2018 with 27 bug fixes and improvements and v3.8.0 on January 30, 2019 with 45 bug fixes and improvements

January 30, 2019 v3.8.0 of the Plus Edition released with 45 bug fixes and improvements

July 11, 2017: The project's new home is Github. All issues from Codeplex are now located here.

• February 7, 2019 v3.5.0 released with 26 bug fixes and improvements.
• January 30, 2019, released v3.8.0 of the Plus Edition released with 45 bug fixes and improvements.
• June 27, 2018 v3.4.0 released with 42 bug fixes and improvements.
• June 18, 2018, released v3.7.0 of the Plus Edition released with 27 bug fixes and improvements.
• March 5, 2018, released v3.3.0 with a major update to the DataGrid and 35 bug fixes and improvements.
• Jan. 15, 2018, released v3.6.0 of the Plus Edition released with 1 new control and 40 bug fixes and improvements.
• September 25, 2017, released v3.2.0 with 1 new control and 24 bug fixes and improvements.
• September 12, 2017, released Plus Edition v3.5.0 with 29 bug fixes and improvements.
• July 11, 2017, released v3.1.0 with 37 bug fixes and improvements.
• July 11, 2017, project moved to Github from Codeplex. Over 440K downloads on Codeplex. 800K on NuGet.
• June 5, 2017, released Plus Edition v3.4.0 with 52 bug fixes and improvements.
• March 1, 2017, released Plus Edition v3.3.0 with 45 bug fixes and improvements.
• Dec. 13, 2016, released v3.0.0 with 1 new control and 28 bug fixes and improvements.
• Nov. 21, 2016, released Plus Edition v3.2.0 with 2 new controls and 44 bug fixes and improvements.
• July 13, 2016, released Plus Edition v3.1.0 with Windows 10 theme and 56 bug fixes and improvements.
• June 14, 2016, released v2.9.0 with 32 bug fixes and improvements.
• May 6, 2016, released v2.8.0 with 23 bug fixes and improvements.
• April 6, 2016, released v2.7.0 with 31 bug fixes and improvements.
• April 5, 2016, released Plus Edition v3.0.0 with 2 new controls and 41 bug fixes and improvements.
• Feb. 10, 2016, released Plus Edition v2.9.0 with 44 bug fixes and improvements.
• Jan. 8, 2016, released v2.6.0 with 15 bug fixes and improvements.
• Sept. 14, 2015, released Plus Edition v2.8.0 with 15 new controls and 41 bug fixes and improvements.
• July 3, 2015, released v2.5.0 with 1 new control and 45 bug fixes and improvements.
• Feb. 13, 2015, released v2.4.0 with 37 bug fixes and improvements.
• Oct. 7, 2014, released v2.3.0 with 25 bug fixes and improvements.
• Sept. 29, 2014, released Plus Edition v2.4.0 with 1 new control and 42 bug fixes and improvements.
• June 17, 2014, released v2.2.1 with 5 bug fixes.
• June 17, 2014, released Plus Edition v2.3.1 with 6 bug fixes.
• June 2, 2014, released v2.2.0, with 2 new controls and 15 bug fixes and improvements.
• May 12, 2014, released Plus Edition v2.3.0 with 1 new control and 30 bug fixes and improvements.
• Feb 20, 2014, released v2.1.0 with 70 bug fixes and improvements.
• Feb. 12, 2014, released Plus Edition v2.2.0 with 4 new controls and 18 bug fixes and improvements.

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• Add bugs or feature requests with the Issues tab