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Mitchell Crompton

PROFILE

Mitchell Crompton

Mitchell Crompton contributed to the tinymce/tinymce repository by delivering features and fixes that enhanced editor usability, accessibility, and content integrity. He developed UI improvements for suggested edits, refined iconography, and implemented accessibility enhancements such as keyboard navigation and semantic role corrections. Using TypeScript, CSS, and HTML, Mitchell addressed complex issues like HTML sanitization to preserve valid iframe and script elements, and stabilized view toggling during initialization. His work included robust testing, documentation updates, and template design, ensuring maintainable code and reliable releases. Mitchell’s engineering demonstrated depth through careful attention to edge cases, cross-team collaboration, and comprehensive test coverage.

Overall Statistics

Feature vs Bugs

62%Features

Repository Contributions

16Total
Bugs
5
Commits
16
Features
8
Lines of code
5,685
Activity Months9

Work History

April 2026

2 Commits • 2 Features

Apr 1, 2026

April 2026 monthly performance summary for tinymce/tinymce: Delivered key features and fixes focused on preserving legitimate HTML content during sanitization and improving issue-tracking templates. The work enhances content fidelity, reduces risk of data loss during DOMPurify processing, and improves template clarity for downstream workflows. Notable collaboration and code quality improvements are highlighted by co-authored work and comprehensive test updates.

March 2026

2 Commits • 1 Features

Mar 1, 2026

March 2026 focused on accessibility and content integrity improvements for tinymce/tinymce. Delivered two key changes with direct business value: (1) correct semantic roles for toolbars and toolbar groups to improve accessibility and keyboard navigation, backed by tests and a changelog; (2) enhanced HTML sanitization to preserve valid iframe and script elements during DOMPurify processing, while removing unnecessary handling of style and meta tags, with tests updated accordingly. These fixes reduce risk of accessibility regressions and content loss, improve security posture, and maintain content fidelity for end users. Commits landed include TINY-13339 and TINY-9655, with associated test and changelog updates.

February 2026

2 Commits • 1 Features

Feb 1, 2026

February 2026 focused on delivering direct startup UX improvements and accessibility fixes in tinymce/tinymce. Key outcomes include a new 'view_show' option to initialize a specified view on startup, enabling direct view presentation, and a fix to restore focus to dialogs after unblocking to improve accessibility. The work included test development, lint cleanups, and changelog updates to ensure reliability and maintainability. These changes enhance onboarding, reduce startup steps, and improve keyboard navigation for dialogs.

January 2026

4 Commits • 1 Features

Jan 1, 2026

January 2026 monthly summary for tinymce/tinymce focusing on feature delivery, bug fixes, and improvements that enhance stability and business value.

December 2025

1 Commits

Dec 1, 2025

December 2025: Stabilized TinyMCE view toggling during initialization by moving the view initialization to the PostRender event, added regression tests, and updated release notes. This reduces init-time race conditions, improves first-render toggle reliability, and strengthens release readiness and documentation.

September 2025

2 Commits • 1 Features

Sep 1, 2025

September 2025 monthly summary: Focused on accessibility and UI styling improvements for the Suggested Edits feature in tinymce/tinymce, delivering a more usable and consistent editor experience across both main UI and embedded iframe content.

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 monthly summary for tinymce/tinymce: Focused on UI polish for the Suggested Edits feature to improve clarity and visual consistency in the editor. Implemented CSS fixes to refine text decoration for removed annotations and adjust padding and borders for added/modified content, reducing visual noise and improving readability. The changes align with design guidelines and enhance the editor UX for content curation.

June 2025

1 Commits • 1 Features

Jun 1, 2025

June 2025 – tinymce/tinymce: Delivered the Suggested Edits Icons feature, introducing new SVG icons and LESS styling to enhance the UI for suggested edits, including badges and resolution actions. Implementation is anchored by commit f6e9bfce0b513ed9b187f41cf88e3adde62154e1 (TINY-12070). No major bugs fixed this month; focus was on UI polish, design-aligned assets, and UX improvements. Overall impact: clearer cues for suggested edits, faster editor workflows, and improved consistency with the TinyMCE UI.

April 2025

1 Commits

Apr 1, 2025

April 2025 monthly summary for tinymce/tinymce: Focused on UI reliability improvements in the status bar. Delivered a bug fix for the status bar resize cursor alignment across all resize modes, enhancing editing precision and user interaction. Added a changelog entry for TINY-12036 to support release notes and customer communication. Overall, this targeted enhancement improves usability of a core editor component with minimal surface area and reinforces UI consistency across modes.

Activity

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Quality Metrics

Correctness90.6%
Maintainability84.4%
Architecture81.2%
Performance82.6%
AI Usage30.0%

Skills & Technologies

Programming Languages

CSSHTMLJavaScriptLESSMarkdownSVGTypeScriptYAMLless

Technical Skills

CSSFront End DevelopmentFront-end DevelopmentHTMLIconographyJavaScriptTypeScriptUI DevelopmentUI developmentUI/UX designdependency managementdocumentationfront end developmentlintingsanitization

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

tinymce/tinymce

Apr 2025 Apr 2026
9 Months active

Languages Used

TypeScriptYAMLCSSSVGLESSlessJavaScriptHTML

Technical Skills

Front-end DevelopmentUI DevelopmentFront End DevelopmentIconographyCSSTypeScript