# API Lab — Offline API Tester

> A full-page, offline API testing workbench. Build, save, chain and batch-run HTTP requests right inside your browser. This also support export and import project. Project can contain numbers of api request.

Canonical page: [https://chrome-stats.com/d/api-lab-offline-api-tester](https://chrome-stats.com/d/api-lab-offline-api-tester)

## Overview

- **ID:** `api-lab-offline-api-tester`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Ankit Pundir
- **Category:** web-development,privacy-security
- **Daily users:** 1
- **Version:** 1.0.2
- **Last updated:** 2026-07-03
- **First published:** 2026-06-04
- **Size:** 171 KB
- **Data as of:** 2026-09-06
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/api-lab-offline-api-tester/)
- **Website:** [https://softbuild.net/](https://softbuild.net/)

## Rankings

- #130,079 — Overall
- #55 — offline

## Permissions and access

### Permissions

- `storage`
- `tabs`

### Host permissions

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/api-lab-offline-api-tester)