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Semantic Highlighter / preview 1.1.0

Understand the tone of a passage.

Select text and highlight positive, negative or neutral language with a local word-based heuristic. No AI service or page uploads.

Install Firefox previewDownload Chrome preview

Self-distributed preview. Chrome requires unpacking; Firefox downloads are Mozilla-signed when available. No public store listing is claimed.

Semantic Highlighter extension interfaceBUILT FOR YOUR BROWSER / BY TEampire
Local processingNo extension analytics
Your controlExplicit actions and readable results
Visible resultsReview what the tool changes
What stays with you

Useful access.
Honest privacy.

Page selections are processed locally and are never saved. Only your colour preference is stored.

Read this tool’s privacy policy →

What to expect

Select text and highlight positive, negative or neutral language with a local word-based heuristic. No AI service or page uploads.

This is a preview build. Some browser or website changes may affect features. Send feedback to [email protected]; include steps to reproduce and remove private information from screenshots.

Getting started

Install the preview.

01

Chrome / Edge

Download the Chrome ZIP and extract it. Open chrome://extensions or edge://extensions, enable Developer mode, choose Load unpacked, then select the extracted folder containing manifest.json.

02

Firefox

Download the signed XPI when available. Open about:addons → the gear menu → Install Add-on From File. Choose the XPI and review the requested permissions.

03

Stay in control

Pin the extension to your toolbar and open it. Previews have no automatic update feed yet; install a newer signed build manually. Existing saved settings remain tied to the extension’s ID.