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mockforme

Chrome extension by Mockforme Developer · Productivity · Developer

  • Established publisher

A Chrome extension in Productivity · Developer with 121 users, barely installed. Audience over the last 30 days: +4.

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

What the developer says, and 5 screenshots

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

Users
121
Rating
5.0 (43 ratings)
Users, last 30 days
+4
Rating, last 30 days
Steady over 30 days
Version
19.5.0
Updated in the store
2026-11-02
Published
2025-07-07
Manifest
V3
Browser access
8 permissions, 1 site pattern

How it has moved

Users
+4 since 04.10
106-122 · 18 readings
2026-10-09: released 18.7.02026-10-09: released 18.8.02026-10-14: released 18.9.02026-10-21: released 19.0.02026-10-23: released 19.0.12026-10-24: released 19.1.02026-11-02: released 19.3.02026-11-03: released 19.5.0
  1. 2026-10-04117
  2. 2026-10-08106
  3. 2026-10-09109released 18.7.0released 18.8.0
  4. 2026-10-10114
  5. 2026-10-13116
  6. 2026-10-16114
  7. 2026-10-17115
  8. 2026-10-18119
  9. 2026-10-19113
  10. 2026-10-21114released 19.0.0
  11. 2026-10-22115
  12. 2026-10-23118released 19.0.1
  13. 2026-10-24120released 19.1.0
  14. 2026-10-25122
  15. 2026-10-28120
  16. 2026-10-29120
  17. 2026-11-01121
  18. 2026-11-03121released 19.5.0
Rating
unchanged since 04.10
reviewsrating 5.00 · 18 readings
2026-10-09: released 18.7.02026-10-09: released 18.8.02026-10-14: released 18.9.02026-10-21: released 19.0.02026-10-23: released 19.0.12026-10-24: released 19.1.02026-11-02: released 19.3.02026-11-03: released 19.5.0
  1. 2026-10-04reviews43rating5.00
  2. 2026-10-08reviews43rating5.00
  3. 2026-10-09reviews43rating5.00released 18.7.0released 18.8.0
  4. 2026-10-10reviews43rating5.00
  5. 2026-10-13reviews43rating5.00
  6. 2026-10-16reviews43rating5.00
  7. 2026-10-17reviews43rating5.00
  8. 2026-10-18reviews43rating5.00
  9. 2026-10-19reviews43rating5.00
  10. 2026-10-21reviews43rating5.00released 19.0.0
  11. 2026-10-22reviews43rating5.00
  12. 2026-10-23reviews43rating5.00released 19.0.1
  13. 2026-10-24reviews43rating5.00released 19.1.0
  14. 2026-10-25reviews43rating5.00
  15. 2026-10-28reviews43rating5.00
  16. 2026-10-29reviews43rating5.00
  17. 2026-11-01reviews43rating5.00
  18. 2026-11-03reviews43rating5.00released 19.5.0
Users
+10 since 01.09
104-122 · 32 readings
2026-09-08: released 15.2.02026-09-12: released 15.3.02026-09-15: released 15.7.02026-09-22: released 16.2.02026-09-23: released 17.1.02026-09-24: released 17.2.02026-09-25: released 17.3.02026-09-26: released 17.4.02026-09-30: released 17.5.02026-10-01: released 18.0.02026-10-01: released 18.2.02026-10-02: released 18.3.02026-10-02: released 18.4.02026-10-03: released 18.6.02026-10-09: released 18.7.02026-10-09: released 18.8.02026-10-14: released 18.9.02026-10-21: released 19.0.02026-10-23: released 19.0.12026-10-24: released 19.1.02026-11-02: released 19.3.02026-11-03: released 19.5.0
  1. 2026-09-01111
  2. 2026-09-03112
  3. 2026-09-04114
  4. 2026-09-06118
  5. 2026-09-07117
  6. 2026-09-08117released 15.2.0
  7. 2026-09-09115
  8. 2026-09-13104
  9. 2026-09-15107released 15.7.0
  10. 2026-09-16109
  11. 2026-09-20108
  12. 2026-09-21105
  13. 2026-09-26108released 17.4.0
  14. 2026-09-28114
  15. 2026-10-04117
  16. 2026-10-08106
  17. 2026-10-09109released 18.7.0released 18.8.0
  18. 2026-10-10114
  19. 2026-10-13116
  20. 2026-10-16114
  21. 2026-10-17115
  22. 2026-10-18119
  23. 2026-10-19113
  24. 2026-10-21114released 19.0.0
  25. 2026-10-22115
  26. 2026-10-23118released 19.0.1
  27. 2026-10-24120released 19.1.0
  28. 2026-10-25122
  29. 2026-10-28120
  30. 2026-10-29120
  31. 2026-11-01121
  32. 2026-11-03121released 19.5.0
Rating
unchanged since 01.09
reviewsrating 5.00 · 32 readings
2026-09-08: released 15.2.02026-09-12: released 15.3.02026-09-15: released 15.7.02026-09-22: released 16.2.02026-09-23: released 17.1.02026-09-24: released 17.2.02026-09-25: released 17.3.02026-09-26: released 17.4.02026-09-30: released 17.5.02026-10-01: released 18.0.02026-10-01: released 18.2.02026-10-02: released 18.3.02026-10-02: released 18.4.02026-10-03: released 18.6.02026-10-09: released 18.7.02026-10-09: released 18.8.02026-10-14: released 18.9.02026-10-21: released 19.0.02026-10-23: released 19.0.12026-10-24: released 19.1.02026-11-02: released 19.3.02026-11-03: released 19.5.0
  1. 2026-09-01reviews42rating5.00
  2. 2026-09-03reviews42rating5.00
  3. 2026-09-04reviews42rating5.00
  4. 2026-09-06reviews42rating5.00
  5. 2026-09-07reviews42rating5.00
  6. 2026-09-08reviews42rating5.00released 15.2.0
  7. 2026-09-09reviews42rating5.00
  8. 2026-09-13reviews42rating5.00
  9. 2026-09-15reviews42rating5.00released 15.7.0
  10. 2026-09-16reviews42rating5.00
  11. 2026-09-20reviews42rating5.00
  12. 2026-09-21reviews42rating5.00
  13. 2026-09-26reviews42rating5.00released 17.4.0
  14. 2026-09-28reviews42rating5.00
  15. 2026-10-04reviews43rating5.00
  16. 2026-10-08reviews43rating5.00
  17. 2026-10-09reviews43rating5.00released 18.7.0released 18.8.0
  18. 2026-10-10reviews43rating5.00
  19. 2026-10-13reviews43rating5.00
  20. 2026-10-16reviews43rating5.00
  21. 2026-10-17reviews43rating5.00
  22. 2026-10-18reviews43rating5.00
  23. 2026-10-19reviews43rating5.00
  24. 2026-10-21reviews43rating5.00released 19.0.0
  25. 2026-10-22reviews43rating5.00
  26. 2026-10-23reviews43rating5.00released 19.0.1
  27. 2026-10-24reviews43rating5.00released 19.1.0
  28. 2026-10-25reviews43rating5.00
  29. 2026-10-28reviews43rating5.00
  30. 2026-10-29reviews43rating5.00
  31. 2026-11-01reviews43rating5.00
  32. 2026-11-03reviews43rating5.00released 19.5.0

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
  • Block or redirect requests by rules it declares in advance declarativeNetRequest
Show the remaining 5

The full permission history for this extension

Version history

  1. Version 19.5.0
  2. Version 19.3.0
  3. Version 19.1.0
Show the remaining 5
  1. Version 19.0.1
  2. Version 19.0.0
  3. Version 18.9.0
  4. Version 18.8.0
  5. Version 18.7.0

What changed recently

  1. Released version 19.5.0 (was 19.3.0)
  2. Package size changed
  3. Released version 19.3.0 (was 19.1.0)
Show the remaining 9
  1. Released version 19.1.0 (was 19.0.1)
  2. Released version 19.0.1 (was 19.0.0)
  3. Released version 19.0.0 (was 18.9.0)
  4. Released version 18.9.0 (was 18.8.0)
  5. Released version 18.8.0 (was 18.7.0)
  6. Package size changed
  7. Released version 18.7.0 (was 18.6.0)
  8. Released version 18.6.0 (was 18.4.0)
  9. Package size changed

Older entries and the full day by day series are in the app.

The publisher

Mockforme Developer. Listed website: mockforme.com.

Like this one

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

  1. Mock Studio: HTTP API Mock Describes nearly the same job, smaller audience 40 users
  2. DevMock Pro - API Response Hijacker Describes nearly the same job, smaller audience 3 users (last published figure)
  3. API Mock Interceptor Describes nearly the same job, smaller audience 2 users
  4. API Mocker V1 Describes nearly the same job, smaller audience 23 users ★ 5.0
  5. MockFast - API Mock & Response Interceptor Describes nearly the same job, smaller audience 19 users

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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The badge shows the audience and rating from our last pass over the store and links back to this page.

Users and rating on Ext Ops Panel

Markdown

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

HTML

<a href="https://extops.dev/extensions/jjacifoecglgcnngpjhkckcofiliddei"><img src="https://extops.dev/extensions/jjacifoecglgcnngpjhkckcofiliddei/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 2026-11-01. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built