# FastRPC

> FastRPC decoder

Canonical page: [https://chrome-stats.com/d/fastrpc](https://chrome-stats.com/d/fastrpc)

## Overview

- **ID:** `fastrpc`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Ondřej Žára
- **Category:** web-development
- **Daily users:** 31
- **Version:** 2.5
- **Last updated:** 2021-09-03
- **First published:** 2016-01-27
- **Size:** 89 KB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/fastrpc/)

## Description

FastRPC is a protocol used by web developers. The FastRPC Decoder Firefox add-on adds a new DevTools panel that decodes outgoing FastRPC requests and their responses.

## Rankings

- #20,179 — Overall
- #45 — fast vpn
- #129 — fart
- #234 — fact

## Permissions and access

### Permissions

- `<all_urls>`
- `tabs`

## Safety

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

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- 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/fastrpc)