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Find the extension for the next job on your site

Find an extension for your project, then check its compatibility, support and licence terms. Capell Foundation packages use the MIT licence and are available from public Packagist releases. Check each listing for availability; Beta requires explicit opt-in and Labs is not a current install choice.

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Beta
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View 13 extensions
What this catalogue gives you Show details
  • One publisher, not a reseller shelf

    Capell writes, releases, and supports every listing on this page. One licence document, one support address, one changelog — there is no third-party vendor to chase when a release needs a fix.

  • Each release carries its own review record

    A listing shows the exact version that was reviewed, the approval date, and the stages behind it: automated tests, AI-assisted analysis, then human sign-off over security, compatibility, public output, and package boundaries.

  • Every suite shows its members and their prices

    Every suite page lists the extensions it contains and the total of their prices when bought one at a time, next to the suite price. Compare the two before you choose.

  • One upgrade cadence across the set

    Extensions are released against the same Capell core version, so a single composer update moves the whole set. Each listing states its tested Laravel, Filament, and Capell versions.

Suites for jobs that need several extensions

Compare grouped buyer paths for work such as editorial foundations, media operations, and site navigation. Check the bundle price and each included extension before buying.

A genuine product capture from an extension included in Editorial Foundation Suite. See the member pages for the individual workflows.
Content launch

Editorial Foundation Suite

Free

Everything you need to start publishing. Build pages from Layout Builder and reusable blocks, put navigation and media in order, and open the blog — free, from the first day of the site.

Layout Builder Block Library Navigation Media Library Blog
A genuine product capture from an extension included in Growth Campaign Suite. See the member pages for the individual workflows.
Marketing launch

Growth Campaign Suite

£79.00

You may ask Capell for a full refund within 14 days of purchase. Requests are assessed case by case against the recorded order, access and support history. This applies to live paid first-party packages; third-party author sales have separate terms. Read the Refund Policy

Renewal price locked while renewal stays continuous, including the grace period; a full lapse uses the current list price.

Plan Capell campaigns with landing pages, forms, SEO tools, site search and redirect management.

Campaign Studio Form Builder SEO Suite Site Search URL Manager
A genuine product capture from an extension included in Search & Performance Suite. See the member pages for the individual workflows.
Search and speed

Search & Performance Suite

£59.00

You may ask Capell for a full refund within 14 days of purchase. Requests are assessed case by case against the recorded order, access and support history. This applies to live paid first-party packages; third-party author sales have separate terms. Read the Refund Policy

Renewal price locked while renewal stays continuous, including the grace period; a full lapse uses the current list price.

Improve discovery and page speed together: SEO output, site search, URL recovery, and frontend asset optimization for public Capell pages.

SEO Suite Site Search URL Manager Frontend Optimizer
Show all suites

All suites

Suites are priced and bought as a set, so they are not part of the extension results below.

Compare every suite side by side

Beta extensions

Beta

Optional Beta extensions may change or require upgrade work before their Released milestone. Check the risk before enabling one.

Hero preview
Widget Beta First Party

Hero

by Capell

Build a page hero with headings, actions, responsive images or video, and multiple slides. Set shared theme backgrounds and...

New Free
Audio Playlist Widget preview
Widget Beta First Party

Audio Playlist Widget

by Capell

Publish up to 20 uploaded audio tracks with artwork, transcripts, and chapter markers in Layout Builder. Visitors listen through...

New Free
Before and After Widget preview
Widget Beta First Party

Before and After Widget

by Capell

Compare two uploaded images with a keyboard- and touch-operated slider, labels, and a side-by-side fallback.

New Free
Content Reveal Widget preview
Widget Beta First Party

Content Reveal Widget

by Capell

Use teaser cards to open another widget on the same page in a modal, slide-over, inline area, or replacement region.

New Free
Countdown Widget preview
Widget Beta First Party

Countdown Widget

by Capell

Show a countdown to a configured deadline, with timezone information, an absolute-time fallback, and an optional call to action.

New Free
Data Chart Widget preview
Widget Beta First Party

Data Chart Widget

by Capell

Turn labels and values entered in Layout Builder into bar, line, or donut charts, with a matching data table for readers.

New Free
Hotspots Widget preview
Widget Beta First Party

Hotspots Widget

by Capell

Annotate an uploaded image with up to 30 labelled points, each opening its own details panel. Points can also link to another...

New Free
Live Poll Widget preview
Widget Beta First Party

Live Poll Widget

by Capell

Ask a single-choice question on a page, set voting dates, and choose whether results appear immediately, after voting, or when the...

New Free
Location Map Widget preview
Widget Beta First Party

Location Map Widget

by Capell

List locations with coordinates, addresses, and OpenStreetMap links. Visitors can choose to load an interactive map centred on the...

New Free
Slideshow Widget preview
Widget Beta First Party

Slideshow Widget

by Capell

Arrange uploaded images into a slideshow with captions, optional calls to action, and controls for moving between slides or...

New Free
YouTube Widget preview
Widget Beta First Party

YouTube Widget

by Capell

Add a YouTube video with an uploaded poster and caption. The embedded player loads only when the visitor activates it and the...

New Free
Showing 1-2 of 13 · Widget
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Kind: Widget

Released extensions

First-party extensions at their Released milestone. Review the listing for exact compatibility, support, data, and site impact.

Form Builder preview
Widget Released First Party

Form Builder

by Capell

capell-app/form-builder
£29.00 / 12 months + VAT where applicable

Full-refund requests for live paid first-party packages may be made within 14 days of purchase. Requests are assessed case by case; third-party author sales have separate terms. Read the Refund Policy

Renewal price locked while renewal stays continuous, including the grace period; a full lapse uses the current list price.

Capell reviewed

Build site-scoped Capell forms and capture spam-filtered, encrypted submissions into a per-site triage inbox...

Publisher First-party publisher
Support Agent-ready Support policy listed
#marketers #schools
Published
Jun 7, 2026
Version
v1.0.49
Review site impact Changelog
Open the live demo : Explore the available extensions on the demo site.
Smart 404 preview
Widget Released First Party

Smart 404

by Capell

capell-app/smart-404
£19.00 / 12 months + VAT where applicable

Full-refund requests for live paid first-party packages may be made within 14 days of purchase. Requests are assessed case by case; third-party author sales have separate terms. Read the Refund Policy

Renewal price locked while renewal stays continuous, including the grace period; a full lapse uses the current list price.

Capell reviewed

Give visitors suggested public pages when a URL is missing, using links from the current site and language....

Publisher First-party publisher
Support Support policy listed Screenshots available
#developers #capell extension
Published
Aug 10, 2026
Version
v1.0.6
Review site impact Changelog
Open the live demo : Explore the available extensions on the demo site.