Our journey began 11 years ago.

Since then, we have actively maintained and developed this product, listened to customer feedback, and improved it with every release.

289 bugs solved
49 features implemented
34 interfaces improved
95 product releases since 2015

The journey, chapter by chapter.

95 releases are consolidated into 3 major-version chapters, covering 372 recorded improvements.

Major version chapter Latest generation

v3.0.25 - v3.7.7

WPF HTML Editor 3.0.25-3.7.7: modern delivery, reliable editing and localization

This chapter modernized WPF HTML Editor delivery and APIs while strengthening everyday authoring. It added modern source, spell-check, browser-emulation and color-picker capabilities, then concentrated on preserving content through paste, editing, mode changes, saving and scaled-display rendering. Localization coverage and developer documentation also expanded.

37 features 167 bug fixes 33 interface changes

Major features 37

  1. Expanded authoring with formatted HTML source, HTML5 DOCTYPE controls, a View Source context-menu command, Word/Outlook paste detection, and large-image resizing.
  2. Added zero-configuration embedded dictionaries and built-in wavy inline spell-check underlines.
  3. Added BrowserEmulation to opt into IE11 document mode for modern CSS rendering.
  4. Improved color selection with a shared HSV/RGB color-space engine and remembered quick-palette or advanced-spectrum view.

Bugs and reliability 167

  1. Protected document content and host bindings by fixing pre-ready writes, ReadOnlyPreview content handling, design/source round trips, and save-time file-loss risk.
  2. Made Word paste retain visible images and preserve styles, fonts, highlighting, table shading and nested lists.
  3. Improved editing reliability by addressing table structural corruption and crashes, unsafe cut/delete behavior, and spell-check threading and disposal failures.
  4. Corrected mixed-DPI zoom and CSS pixel sizing, and aligned displayed HTML source with DocumentHtml and BodyHtml output.

Interface evolution 33

  1. Moved to the SpiceLogic.HtmlEditor.WPF assembly and namespace, NuGet delivery, and multi-targeting from .NET Framework 4.5 through .NET 10 Windows targets.
  2. Replaced file-based activation with a static WpfHtmlEditor.LicenseKey activation model.
  3. Changed the editor base type to UserControl; toolbar instances can no longer be replaced, with customization directed to item collections and override hooks.
  4. Added a bindable WPF Language dependency property that synchronizes the spell-check language, and shipped XML API documentation for IntelliSense.
Major version chapter

v2.0 - v2.7.12

WPF HTML Editor Control 2.0-2.7.12: Editing, Pasting, and Integration Advances

Versions 2.0 through 2.7.12 expanded editor integration and authoring controls while addressing reliability issues in pasting, formatting, spell checking, URLs, and HTML handling. The releases also refined dialogs and exposed configuration and events for host applications.

7 features 47 bug fixes 1 interface change

Major features 7

  1. Made the Color Picker Dialog source available for customization, aligning it with other customizable dialogs.
  2. Added explicit UndoStack clearing through Editor.ClearUndoStack(), giving applications direct control over undo history.
  3. Improved table editing by opening Table Properties from the table toolbar button for a selected table.
  4. Expanded editor control with configurable clipboard-image handling, ReadOnly mode APIs, and an event for Style Builder OK clicks.

Bugs and reliability 47

  1. Strengthened copy-and-paste reliability by addressing memory errors, endless loops and hangs, Word-paste failures, and copy/paste failures.
  2. Corrected font and style editing problems including deleted text, unexpected font-size or spacing changes, slow property updates, and related style-change issues.
  3. Improved spell-checking reliability by fixing inline checker behavior, dictionary-path handling, duplicate user-dictionary entries, and Hunspell crashes.
  4. Resolved URL and document-handling issues involving domain-relative URLs, image paths, BaseUrl behavior, and invalid HTML charset/encoding handling.

Interface evolution 1

  1. Replaced Options.DonotShowWarningDialogAboutImagePasting with Options.PasteImageFromClipboardBehavior, supporting Base64, BaseUrl Folder, or disabled clipboard-image pasting.
Major version chapter

v1.0 - v1.8.5

WPF HTML Editor Control 1.0-1.8.5: richer editing and reliability

Across versions 1.0 through 1.8.5, WPF HTML Editor Control added integration, font, local-image, and spell-check configuration capabilities. Releases also focused on preserving HTML and source content, strengthening list, table, hyperlink, and paste workflows, and improving behavior in hosted and multi-instance scenarios.

5 features 75 bug fixes

Major features 5

  1. Added the TemplateApplied event and support for the .NET 4.0 Client Profile.
  2. Enabled users to add fonts and CSS font-family strings to the Fonts combo box.
  3. Enabled insertion of local images as base64 directly from the image insert dialog.
  4. Added configuration for SpellCheckOptions.NHunspellDllFolderPath.

Bugs and reliability 75

  1. Protected HTML and source fidelity by preventing WYSIWYG JavaScript execution, retaining source-mode encoding, and preserving table styles and image CSS classes after ImageDialog.
  2. Made list and table editing more reliable by addressing lost line breaks, list application in table content, list-formatting crashes, and alignment issues.
  3. Improved hosted-editor behavior by fixing ElementHost display-mode failures and crashes, inactive TabControl issues, and WebBrowser cleanup.
  4. Improved hyperlink and PasteFromWord handling for image links, mailto links, text styles, paragraph margins, and the Pasting event.

The movement, year by year.

Every column shows the bugs, features, and interface work delivered in product releases that year.

372 work items covered
42
2015
36
2016
23
2017
17
2018
8
2019
9
2020
0
2021
0
2022
0
2023
0
2024
0
2025
237
2026