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sourcemap-explorer

Chrome extension by mapree.dev · Productivity · Developer

  • Established publisher

A Chrome extension in Productivity · Developer with 134 users, barely installed. Audience over the last 30 days: +12.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 1 screenshot

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

Users
134
Rating
5.0 (1 ratings)
Users, last 30 days
+12
Rating, last 30 days
Steady over 30 days
Version
1.1.4
Updated in the store
2026-08-04
Published
2026-04-23
Manifest
V3
Browser access
8 permissions, 1 site pattern

How it has moved

Users
+12 since 12.10
122-211 · 18 readings
  1. 2026-10-13126
  2. 2026-10-16170
  3. 2026-10-18185
  4. 2026-10-19200
  5. 2026-10-21202
  6. 2026-10-22210
  7. 2026-10-23211
  8. 2026-10-24209
  9. 2026-10-25200
  10. 2026-10-27178
  11. 2026-10-29152
  12. 2026-11-01124
  13. 2026-11-03130
  14. 2026-11-05134
  15. 2026-11-07134
  16. 2026-11-08132
  17. 2026-11-10134
  18. 2026-11-11134
Rating
unchanged since 12.10
reviewsrating 5.00 · 18 readings
  1. 2026-10-13reviews1rating5.00
  2. 2026-10-16reviews1rating5.00
  3. 2026-10-18reviews1rating5.00
  4. 2026-10-19reviews1rating5.00
  5. 2026-10-21reviews1rating5.00
  6. 2026-10-22reviews1rating5.00
  7. 2026-10-23reviews1rating5.00
  8. 2026-10-24reviews1rating5.00
  9. 2026-10-25reviews1rating5.00
  10. 2026-10-27reviews1rating5.00
  11. 2026-10-29reviews1rating5.00
  12. 2026-11-01reviews1rating5.00
  13. 2026-11-03reviews1rating5.00
  14. 2026-11-05reviews1rating5.00
  15. 2026-11-07reviews1rating5.00
  16. 2026-11-08reviews1rating5.00
  17. 2026-11-10reviews1rating5.00
  18. 2026-11-11reviews1rating5.00
Users
+61 since 01.09
73-211 · 36 readings
  1. 2026-09-0173
  2. 2026-09-0280
  3. 2026-09-0479
  4. 2026-09-0681
  5. 2026-09-0885
  6. 2026-09-0988
  7. 2026-09-13105
  8. 2026-09-15113
  9. 2026-09-16111
  10. 2026-09-21138
  11. 2026-09-25157
  12. 2026-09-26158
  13. 2026-09-28150
  14. 2026-10-04115
  15. 2026-10-08113
  16. 2026-10-09119
  17. 2026-10-10122
  18. 2026-10-11122
  19. 2026-10-13126
  20. 2026-10-16170
  21. 2026-10-18185
  22. 2026-10-19200
  23. 2026-10-21202
  24. 2026-10-22210
  25. 2026-10-23211
  26. 2026-10-24209
  27. 2026-10-25200
  28. 2026-10-27178
  29. 2026-10-29152
  30. 2026-11-01124
  31. 2026-11-03130
  32. 2026-11-05134
  33. 2026-11-07134
  34. 2026-11-08132
  35. 2026-11-10134
  36. 2026-11-11134
Rating
+5.00 since 01.09
reviewsrating 0.00-5.00 · 36 readings
  1. 2026-09-01reviews0rating0.00
  2. 2026-09-02reviews0rating0.00
  3. 2026-09-04reviews0rating0.00
  4. 2026-09-06reviews0rating0.00
  5. 2026-09-08reviews0rating0.00
  6. 2026-09-09reviews0rating0.00
  7. 2026-09-13reviews0rating0.00
  8. 2026-09-15reviews0rating0.00
  9. 2026-09-16reviews0rating0.00
  10. 2026-09-21reviews0rating0.00
  11. 2026-09-25reviews0rating0.00
  12. 2026-09-26reviews0rating0.00
  13. 2026-09-28reviews0rating0.00
  14. 2026-10-04reviews0rating0.00
  15. 2026-10-08reviews0rating0.00
  16. 2026-10-09reviews0rating0.00
  17. 2026-10-10reviews0rating0.00
  18. 2026-10-11reviews1rating5.00
  19. 2026-10-13reviews1rating5.00
  20. 2026-10-16reviews1rating5.00
  21. 2026-10-18reviews1rating5.00
  22. 2026-10-19reviews1rating5.00
  23. 2026-10-21reviews1rating5.00
  24. 2026-10-22reviews1rating5.00
  25. 2026-10-23reviews1rating5.00
  26. 2026-10-24reviews1rating5.00
  27. 2026-10-25reviews1rating5.00
  28. 2026-10-27reviews1rating5.00
  29. 2026-10-29reviews1rating5.00
  30. 2026-11-01reviews1rating5.00
  31. 2026-11-03reviews1rating5.00
  32. 2026-11-05reviews1rating5.00
  33. 2026-11-07reviews1rating5.00
  34. 2026-11-08reviews1rating5.00
  35. 2026-11-10reviews1rating5.00
  36. 2026-11-11reviews1rating5.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Every site you visit. This extension can read and change the content of any page you open.

  • See the address and title of every tab you have open tabs
  • Watch the network requests your browser makes webRequest
  • Manage your downloads downloads
Show the remaining 5
  • Act on the current tab, but only after you click it activeTab
  • Schedule work to run later alarms
  • Run work in a hidden page offscreen
  • Store data in your browser storage
  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

What changed recently

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

The publisher

mapree.dev publishes 2 listings we track, 140 users between them. Listed website: mapree.dev.

  1. Naoya — Full Page Screenshot & PDF Capture mapree.dev · Productivity · Workflow · published 2026-09-04 6 users ★ 5.0

Like this one

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

  1. Sourcemap Detector Describes nearly the same job, smaller audience 2 users (last published figure)
  2. Source Detector Describes nearly the same job, smaller audience 2k users ★ 5.0
  3. Archify Describes nearly the same job, smaller audience 225 users ★ 5.0
  4. WhatStack Describes nearly the same job, smaller audience 25 users ★ 5.0
  5. Source Code Viewer Describes nearly the same job, smaller audience 1k users ★ 4.5

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.

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Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/nildcomffcmcbmbmpfcjhkhekpeojhke/badge.svg)](https://extops.dev/extensions/nildcomffcmcbmbmpfcjhkhekpeojhke)

HTML

<a href="https://extops.dev/extensions/nildcomffcmcbmbmpfcjhkhekpeojhke"><img src="https://extops.dev/extensions/nildcomffcmcbmbmpfcjhkhekpeojhke/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-10. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built