Who is SteamProfilePreviewer for?

SteamProfilePreviewer is a consumer product built for steam users who customize their profiles.

Is SteamProfilePreviewer free?

Yes — SteamProfilePreviewer is free to use.

What platforms does SteamProfilePreviewer run on?

SteamProfilePreviewer runs on the web and embeddable surfaces.

Is SteamProfilePreviewer still active?

Unverified. SteamProfilePreviewer has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

Who develops SteamProfilePreviewer?

SteamProfilePreviewer is developed by Miko.

When did SteamProfilePreviewer launch?

SteamProfilePreviewer first shipped in 2023.

Back to the index

SteamProfilePreviewer

Name: SteamProfilePreviewer
Author: Miko

mozilla.orgBrowser DevTools & extensions

SteamProfilePreviewer is a Firefox extension that lets users preview Steam Points Shop profile items before purchasing or applying them. It supports backgrounds, avatars, borders, mini-profile backgrounds, and selected Game Profile items, with grouping and profile-link previews.

FreeWebEmbeddable

Visit mozilla.org

Overview

8 features

SteamProfilePreviewer is a Browser DevTools & extensions project. It focuses on previewing Steam profile customization items before buying or applying them. It is built as a consumer product for steam users who customize their profiles. SteamProfilePreviewer costs nothing to use. It runs on the web and embeddable surfaces.

It is developed by Miko, and it first shipped in 2023. Among its 8 catalogued features are item previews, profile customization, and item grouping. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Item previews
Profile customization
Item grouping
Profile link preview
Saved item links
Background previews
Avatar previews
Border previews

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed9 Sept · 14:11 UTC
SteamProfilePreviewer verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about SteamProfilePreviewer

What does SteamProfilePreviewer do?: SteamProfilePreviewer focuses on previewing Steam profile customization items before buying or applying them. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is SteamProfilePreviewer for?: SteamProfilePreviewer is a consumer product built for steam users who customize their profiles.
Is SteamProfilePreviewer free?: Yes — SteamProfilePreviewer is free to use.
What platforms does SteamProfilePreviewer run on?: SteamProfilePreviewer runs on the web and embeddable surfaces.
Is SteamProfilePreviewer still active?: Unverified. SteamProfilePreviewer has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
Who develops SteamProfilePreviewer?: SteamProfilePreviewer is developed by Miko.
When did SteamProfilePreviewer launch?: SteamProfilePreviewer first shipped in 2023.
What languages does SteamProfilePreviewer support?: The interface is available in 32 languages, including Czech, German, and Greek.

At a glance

Pricing: Free
Platforms: Web
Built for: Steam users who customize their profiles
Model: B2C
Solves: Previewing Steam profile customization items before buying or applying them.

Registered as

Firefox Add-ons: steamprofilepreviewer

Developer

Miko

Index record

Indexed: 9 Sept 2026
Lifecycle: Alive
Last seen: 9 Sept 2026

Identity audit (13)

Slug: steamprofilepreviewer-mozilla-org
Lifecycle state recorded: 9 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 9 Sept 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 9 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/steamprofilepreviewer

Ship this? Send a correction — no account, and you get a link to follow it.

Similar projects

Closest matches by what these projects do

Steam Booster (Steam Trade Helper)mozilla.org