Overview
On-page developer tools: colors, SEO, ruler, cookies, JSON. Free stays local. Pro syncs reports and palette via ExtHub.
Workbench is a compact set of on-page developer tools that run entirely in your browser. Features: • Color picker — sample colors from the active page • JSON formatter — format JSON on the page • SEO audit — quick checks for common SEO signals • Page ruler — measure distances on the page • Password & UUID generators • Element outlines and responsive width presets (mobile/tablet) • Cookie list for the current site • Export page HTML as a local file Everything runs locally. No account. No remote servers. No analytics. Works on Chrome and Edge.
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Details
- Version1.6.1
- UpdatedAugust 31, 2026
- FeaturesOffers in-app purchases
- Size210KiB
- LanguagesEnglish
- Developer
- Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
Workbench has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.
Workbench handles the following:
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
Support
For help with questions, suggestions, or problems, please open this page on your desktop browser