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Tabcast Relay

Chrome extension by HarborWorksDigi · Productivity · Tools

A Chrome extension in Productivity · Tools with 3 users, barely installed.

Specific sites only: 6 match patterns.

What the developer says, and 2 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
3
Rating
not rated yet
Users, last 16 days
+3
Version
0.1.0
Updated in the store
2026-07-31
Published
2026-07-31
Manifest
V3
Browser access
3 permissions, 6 site patterns

How it has moved

Users
+3 since 01.09
0-3 · 6 readings
  1. 2026-09-010
  2. 2026-09-023
  3. 2026-09-063
  4. 2026-09-083
  5. 2026-09-090
  6. 2026-09-163
Users
+3 since 01.09
0-3 · 6 readings
  1. 2026-09-010
  2. 2026-09-023
  3. 2026-09-063
  4. 2026-09-083
  5. 2026-09-090
  6. 2026-09-163

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 6 match patterns.

  • http://127.0.0.1:38473/*
  • http://127.0.0.1:38474/*
  • http://127.0.0.1:38475/*
Show the remaining 3
  • http://127.0.0.1:38476/*
  • http://127.0.0.1:38477/*
  • http://localhost:38473/*
  • Talk to an application installed on your computer nativeMessaging
  • See the address and title of every tab you have open tabs
  • Schedule work to run later alarms

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

HarborWorksDigi publishes 7 listings we track, 28 users between them.

  1. PDF Editor — Free HarborWorksDigi · Productivity · Tools · published 2026-07-26 6 users
  2. Sheet Creator — Free HarborWorksDigi · Productivity · Tools · published 2026-07-26 6 users
  3. Verdant Browse HarborWorksDigi · Productivity · Tools · published 2026-06-29 5 users
Show 3 more from this publisher
  1. Doc Creator — Free HarborWorksDigi · Productivity · Tools · published 2026-07-26 3 users
  2. Screenshot & Annotate HarborWorksDigi · Productivity · Tools · published 2026-06-29 3 users
  3. Color Picker Pro HarborWorksDigi · Productivity · Tools · published 2026-06-29 2 users

Like this one

Listings the catalog judges closest in what they say they do.

  1. CheckFlow Browser Relay Describes nearly the same job, smaller audience 1k users ★ 2.0
  2. EXTENSION.cast Describes nearly the same job, smaller audience 261 users
  3. TabRelay Describes nearly the same job, smaller audience 17 users ★ 5.0
  4. TabTether Describes nearly the same job, smaller audience 24 users (last published figure)
  5. Tabame Connector Describes nearly the same job audience not published

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.