Custom HTML Embedder

by Alvanium TechnologiesAtlassianFreemium

Embed raw HTML and inline CSS in Confluence pages with script restrictions and no external data transfer.

Facts verified marketplace.atlassian.comAd-free rankings
PRICINGFreemium
DEPLOYMENTCloud
CATEGORYContent and communication
UPDATED ON MARKETPLACE
Custom HTML Embedder — screenshot from the Atlassian Marketplace listing

What it does

Custom HTML Embedder lets users add raw HTML blocks to Confluence pages. Its configuration page supports creating, styling, and previewing HTML before it is embedded. Inline CSS can be included with the HTML to render styled content, custom layouts, and static elements. Scripts are restricted by CSP, and the add-in does not use external servers or transfer data outside Confluence.

Key capabilities

from the Atlassian Marketplace listing

Raw HTML embedding

Adds custom HTML blocks directly to Confluence pages.

Inline CSS styling

Embeds HTML and CSS together to render styled content.

HTML preview

Provides a configuration page for creating, styling, and previewing HTML before embedding.

Script restrictions

Restricts scripts through CSP when rendering raw HTML.

Custom layouts

Supports custom layouts and static elements within Confluence pages.

Who it's for

The vendor names technical teams, content designers, and users working on advanced documentation.

How it compares

Custom HTML Embedder is freemium and cloud-only, updated Jul 2025, while HTML for Confluence is paid, supports cloud, server, and data-center, and was updated Aug 2026. HTML Macro Plus for Confluence and HTML by Mosaic are freemium and cloud-only, and both were updated Sep 2026.

NamePricingDeploymentUpdated
Custom HTML Embedderthis pluginFreemiumCloud
HTML for ConfluencePaidCloud · Data Center · Server
HTML Macro Plus for ConfluenceFreemiumCloud
HTML by MosaicFreemiumCloud

In the catalog

990 plugins in Confluence · Content and communication

Price distribution: 228 free, 378 freemium, 384 paid

Pricing & deployment

Platform
Atlassian
Product
Confluence
Deployment
Cloud
Pricing
Freemium

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What the vendor says

«Custom HTML Embedder for Confluence Easily embed and render raw HTML in your Confluence pages with full control and secure handling. 🔹 Key Features: Embed custom HTML blocks directly in Confluence pages Enhance content with custom layouts, styles, and static elements Safe rendering with support for raw HTML (scripts …»

Official marketplace listing

Publisher
Alvanium Technologies
Updated on marketplace
Facts verified

Tags

data visualisationdocument managementformattingknowledge base