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CMS comparison Hygraph vs Joomla

Hygraph vs Joomla

Hygraph is a closed-source headless CMS that runs on the vendor's cloud. Joomla is an open-source traditional CMS that you host yourself. The table below sets them side by side on 28 features. They get a different status on 24.

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  • Hygraph Headless · Closed source · 13 of 28 built in
  • Joomla Traditional · Open source · 12 of 28 built in

Sources checked: Hygraph on 29 Sept 2026, Joomla on 29 Sept 2026. Plans and releases can change after those dates.

WAYF is an official Payload partner and top contributor. Every platform in the table is classified by the same published definitions, and each answer lists the vendor page it came from.

Feature comparison

Built inPaid tierPlugin or add-onLimitedNot available
Hygraph vs Joomla feature comparison. Columns are the two platforms. Rows are features, grouped by area.
Platform
Hygraph Headless
Joomla Traditional
Overview
What it is Hosted headless CMS run by Hygraph, formerly GraphCMS. Serves content over a GraphQL API and can pull in data from remote REST and GraphQL sources.Open-source PHP CMS built around articles, custom fields, core multilingual support and group-based access control. Self-hosted.
Edition compared The product and release each column describes. Hygraph SaaS, Hobby, Growth and Enterprise plans SaaS, continuously updated Joomla 6.1, open source. Joomla 5.4 is still maintained. Version 6.1.3, released 18 Aug 2026
Vendor Hygraph (formerly GraphCMS) hygraph.com Open Source Matters, Inc. (Joomla project) joomla.org
Licence Closed source Proprietary Open source GPL-2.0-or-later
Hosting No self-hosting Vendor cloud Shared regions on every plan. Dedicated clusters on Enterprise. Self-hosting No vendor cloud The project's launch.joomla.org offers free hosted sites through a hosting partner.
Built with Hosted SaaS with a GraphQL Content APIPHP
Database Managed by HygraphMySQL, MariaDB, PostgreSQL
Pricing Public list prices only. Hosting and implementation are extra everywhere. Free to start Hobby free. Growth from $199 per month. Enterprise on request. Free to start Free and open source. Hosting and commercial extensions cost extra.
Content modelling
Content model in code You define content types in files in your repository, review them like any other code and apply them from there. Imperative migration scripts alone count as limited. Limited Management SDK applies schema changes from code. No declarative schema files. 2 Not available Fields live in the database. A new content type means writing a component.
Content model in the UI Admins can create and change content types and fields in the admin interface without writing code. Built in 1 Limited Custom fields on articles, contacts, users and categories. No new content types. 5
Reusable blocks Editors compose pages from reusable, typed components or blocks, and can reorder them. Built in Components in modular fields: 10 on Hobby, 20 on Growth. 1 Limited Modules placed in template positions. No page-level block editor in core. 4
Localization Editors translate content per locale inside the CMS, by field or by entry, without a separate site for each language. Built in Field-level locales: 2 on Hobby, 3 on Growth, up to 80 on Enterprise. 1 Built in Per-item language with multilingual associations. 7
Image transformations The CMS resizes, crops or converts images on request, through URL parameters or generated sizes, with no external service. Built in Resize, crop and format conversion by URL or GraphQL argument. 4 Limited Manual crop and resize in Media. No generated sizes or URL transforms. 9
APIs and delivery
REST API A documented REST or JSON HTTP API returns content. Not available Content API is GraphQL only. 3 Built in Web Services API with token authentication. 10
GraphQL API The vendor or an official module provides a GraphQL API for content. Built in 3 Not available
Webhooks The CMS can call an external URL when content is created, changed or published. Built in 5 on Hobby, 10 on Growth. 15 Not available None in core. Only small third-party extensions. 19
Renders the website The CMS itself renders and serves the public pages through themes or templates. Headless-only products answer no. Not available Built in Template system, with Cassiopeia as the default.
Editorial workflow
Drafts Editors save changes as a draft and publish them later. The live version stays untouched until then. Built in DRAFT and PUBLISHED stages on every plan. 1 Limited Unpublished items only. Saving a published article updates it live. 8
Scheduled publishing An editor can set a future date and time for content to publish or unpublish. Paid tier Scheduled publishing on Enterprise. 17 Built in Start and finish publishing dates. 8
Version history The CMS keeps earlier versions of an entry, and editors can compare or restore them. Paid tier 14 days on Growth, up to 365 on Enterprise. None on Hobby. 1 Built in Compare and restore. Includes custom field values since 6.0. 34
Preview Editors can see unpublished content rendered as it will appear on the site before publishing. Built in 1 Limited Backend Preview shows the last saved version of an article. 8
Visual editing Editors can click on the rendered page and edit content in place or in a side panel next to it. Built in Click to Edit via the Hygraph Preview SDK opens the field in Studio. 6 Limited Front-end editing opens the article or module form on the site. 4
Approval workflows Content moves through review stages you configure, such as draft, review and approved, with permissions per stage. Paid tier Custom Workflows, up to 10, on Enterprise. 113 Built in Workflows component, off by default. Visual workflow editor since 6.1. 112
Content releases Editors group changes across several entries and publish them together as one release. Paid tier Releases on Enterprise. 7 Not available
Real-time co-editing Two or more editors can work on the same entry at once and see each other's changes live. Not available Collaborator View shows who else is in an entry. 9 Not available Joomla checks out and locks an item while someone edits it.
Access and governance
Custom roles Admins define their own roles with granular permissions instead of picking from a fixed set. Paid tier Up to 30 custom roles on Enterprise. Hobby has 2 standard roles, Growth 4. 1 Built in User groups, access levels and ACL. 4
Field-level permissions Admins can restrict access to single fields, on top of content types and entries. Not available Permissions scope by model, locale, stage, environment and condition. 8 Built in Per-field Edit Custom Field Value permission. 6
Single sign-on Editors can sign in through SAML or OpenID Connect against a company identity provider. Paid tier Enterprise. 1 Plugin or add-on SAML or OIDC extensions from the JED. Core authenticates against LDAP only. 1314
Audit log The CMS logs who changed what and when across the whole installation, and admins can review the log. Paid tier Enterprise, 90-day retention. 1 Built in User Actions Log. 12
Platform and extensibility
Multiple sites One installation or account can manage several separate websites or brands with shared users. Paid tier Multitenancy on Enterprise. 1 Not available One site per install. Third-party multisite extensions only. 15
Extensible admin UI Developers can add their own components, views or fields to the editing interface. Built in App Framework for custom fields, sidebars and pages. 12 Built in Components, modules, plugins and custom field types.
Plugin marketplace The vendor runs an official directory or marketplace of installable extensions. Built in Hygraph Marketplace. 12 Built in Joomla Extensions Directory, the JED. 14
Form builder Editors can build and publish forms and collect submissions without code. Not available Limited Contact forms accept custom fields. Core emails submissions and does not store them. 20
Site member accounts The platform handles sign-up and login for public site users or members, separate from editors. Not available Built in Front-end registration and login. 4
AI writing assistant A first-party AI feature in the editing interface generates, rewrites or translates content. Built in AI Assist on every plan, with a monthly AI token allowance. 110 Not available No first-party AI. Third-party extensions such as 4AI. 18
Official MCP server The vendor publishes a Model Context Protocol server so AI agents can read or write content. Built in Global endpoint at mcp.hygraph.com and per-project endpoints. Also a Claude connector. 111415 Not available Third-party only, e.g. Onepoint's MCP Server for Joomla. 16

Considering more platforms? Compare Hygraph and Joomla with the rest of your shortlist in the CMS comparison tool.

Where they differ

Hygraph and Joomla get a different status on 24 of the 28 features and the same status on 4. Hygraph has 13 built in on its baseline edition, Joomla has 12. Two matching statuses can still name different paid tiers or limits, so read the notes in the table before treating a row as equal.

Licence
Hygraph is closed source (Proprietary). Joomla is open source (GPL-2.0-or-later).
Self-hosting
Hygraph cannot be self-hosted. Joomla can be self-hosted.
Vendor cloud
Hygraph has a vendor-run cloud. Joomla has no vendor-run cloud.

Built in on Hygraph, a different answer on Joomla 10

  • Content model in the UI Hygraph: Built in. Joomla: Limited.
  • Reusable blocks Hygraph: Built in. Joomla: Limited.
  • Image transformations Hygraph: Built in. Joomla: Limited.
  • GraphQL API Hygraph: Built in. Joomla: Not available.
  • Webhooks Hygraph: Built in. Joomla: Not available.
  • Drafts Hygraph: Built in. Joomla: Limited.
  • Preview Hygraph: Built in. Joomla: Limited.
  • Visual editing Hygraph: Built in. Joomla: Limited.
  • AI writing assistant Hygraph: Built in. Joomla: Not available.
  • Official MCP server Hygraph: Built in. Joomla: Not available.

Built in on Joomla, a different answer on Hygraph 9

  • REST API Hygraph: Not available. Joomla: Built in.
  • Renders the website Hygraph: Not available. Joomla: Built in.
  • Scheduled publishing Hygraph: Paid tier. Joomla: Built in.
  • Version history Hygraph: Paid tier. Joomla: Built in.
  • Approval workflows Hygraph: Paid tier. Joomla: Built in.
  • Custom roles Hygraph: Paid tier. Joomla: Built in.
  • Field-level permissions Hygraph: Not available. Joomla: Built in.
  • Audit log Hygraph: Paid tier. Joomla: Built in.
  • Site member accounts Hygraph: Not available. Joomla: Built in.

Built in on neither, with different answers 5

  • Content model in code Hygraph: Limited. Joomla: Not available.
  • Content releases Hygraph: Paid tier. Joomla: Not available.
  • Single sign-on Hygraph: Paid tier. Joomla: Plugin or add-on.
  • Multiple sites Hygraph: Paid tier. Joomla: Not available.
  • Form builder Hygraph: Not available. Joomla: Limited.

More comparisons

Full write-ups with worked examples and costs: Hygraph vs Payload.

Hygraph against other platforms

Joomla against other platforms

Open the CMS comparison tool to put up to six platforms in one table.

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