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SideFetch — REST API Tester Side Panel

Chrome extension by First Try Lab · Productivity · Developer

A Chrome extension in Productivity · Developer with 6 users, barely installed. Audience over the last 30 days: +1.

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
6
Rating
not rated yet
Users, last 30 days
+1
Version
1.0.0
Updated in the store
2026-03-24
Published
2026-03-24
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
+1 since 08.10
5-8 · 18 readings
  1. 2026-10-085
  2. 2026-10-096
  3. 2026-10-105
  4. 2026-10-136
  5. 2026-10-167
  6. 2026-10-188
  7. 2026-10-207
  8. 2026-10-218
  9. 2026-10-227
  10. 2026-10-236
  11. 2026-10-247
  12. 2026-10-255
  13. 2026-10-287
  14. 2026-10-308
  15. 2026-11-018
  16. 2026-11-047
  17. 2026-11-066
  18. 2026-11-076
Users
-2 since 01.09
5-8 · 28 readings
  1. 2026-09-018
  2. 2026-09-047
  3. 2026-09-058
  4. 2026-09-067
  5. 2026-09-076
  6. 2026-09-137
  7. 2026-09-158
  8. 2026-09-217
  9. 2026-09-268
  10. 2026-10-056
  11. 2026-10-085
  12. 2026-10-096
  13. 2026-10-105
  14. 2026-10-136
  15. 2026-10-167
  16. 2026-10-188
  17. 2026-10-207
  18. 2026-10-218
  19. 2026-10-227
  20. 2026-10-236
  21. 2026-10-247
  22. 2026-10-255
  23. 2026-10-287
  24. 2026-10-308
  25. 2026-11-018
  26. 2026-11-047
  27. 2026-11-066
  28. 2026-11-076

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.

  • Read and change cookies on the sites it can access cookies
  • Open a panel beside the page sidePanel

The full permission history for this extension

What changed recently

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

The publisher

First Try Lab. Listed website: sidefetch.com.

Like this one

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

  1. requesfy - Simple API Tester Describes nearly the same job, smaller audience 9 users
  2. Online API Tester Describes nearly the same job, smaller audience 4 users
  3. Humble Request (Beta) Describes nearly the same job, smaller audience 5 users
  4. API Tester Pro - REST API Client & HTTP Request Maker Describes nearly the same job, smaller audience 95 users ★ 5.0
  5. Test API Describes nearly the same job, smaller audience 1k users ★ 4.8

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/gdmaojmpilkonglafhgdciogmfhhcaep/badge.svg)](https://extops.dev/extensions/gdmaojmpilkonglafhgdciogmfhhcaep)

HTML

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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-06. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built