Feed Shaper focuses on previewing and organizing the latest RSS and Atom headlines in Firefox. It is catalogued under Aggregators & RSS readers on PulseGate.

Who is Feed Shaper for?

Feed Shaper is a consumer product built for firefox users who read RSS and Atom feeds.

Yes — Feed Shaper is free to use.

What platforms does Feed Shaper run on?

Feed Shaper runs on the web and embeddable surfaces.

Is Feed Shaper still maintained?

Unverified. Feed Shaper 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.

What are alternatives to Feed Shaper?

Similar projects tracked by PulseGate include Feed Preview, NewsFeed, and FeedBeacon.

Who develops Feed Shaper?

Feed Shaper is developed by JM.

How long has Feed Shaper been around?

Feed Shaper first shipped in 2021.

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Feed Shaper

Name: Feed Shaper
Author: JM

mozilla.orgAggregators & RSS readers

Feed Shaper is a Firefox extension that reads RSS 1.0, RSS 2.0, and Atom feeds, with an interface optimized for headline previews. It includes feed detection, customizable date and time formats, alternative CSS, document direction settings, and dark mode.

FreeWebEmbeddableCloud-managed

Visit mozilla.org

Overview

8 features

Feed Shaper is an Aggregators & RSS readers project. It focuses on previewing and organizing the latest RSS and Atom headlines in Firefox. It is built as a consumer product for firefox users who read RSS and Atom feeds. It is available for free. Feed Shaper is available on the web and embeddable surfaces.

It is developed by JM, and it first shipped in 2021. Key capabilities include RSS support, atom support, and headline previews. The interface is available in 32 languages, including Czech, German, and Greek.

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

RSS support
Atom support
Headline previews
Feed detection
Alternative CSS
Date formatting
Relative time
Dark mode

Built with & integrations

Runs on

BrowserEmbeddableCloud-managed

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed12 Sep · 08:44 UTC
Feed Shaper verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Feed Shaper

What is Feed Shaper?: Feed Shaper focuses on previewing and organizing the latest RSS and Atom headlines in Firefox. It is catalogued under Aggregators & RSS readers on PulseGate.
Who is Feed Shaper for?: Feed Shaper is a consumer product built for firefox users who read RSS and Atom feeds.
Is Feed Shaper free?: Yes — Feed Shaper is free to use.
What platforms does Feed Shaper run on?: Feed Shaper runs on the web and embeddable surfaces.
Is Feed Shaper still maintained?: Unverified. Feed Shaper 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.
What are alternatives to Feed Shaper?: Similar projects tracked by PulseGate include Feed Preview, NewsFeed, and FeedBeacon.Feed Preview NewsFeed FeedBeacon
Who develops Feed Shaper?: Feed Shaper is developed by JM.
How long has Feed Shaper been around?: Feed Shaper first shipped in 2021.

At a glance

Pricing: Free
Platforms: Web
First seen: 12 Sept 2026
Built for: Firefox users who read RSS and Atom feeds
Model: B2C
Solves: Previewing and organizing the latest RSS and Atom headlines in Firefox.

Registered as

Firefox Add-ons: feed-shaper

Developer

Index record

Indexed: 12 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 12 Sep 2026

Identity audit (13)

Slug: feed-shaper-mozilla-org
Lifecycle state recorded: 12 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 12 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
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: 12 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/feed-shaper

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