Side by side
Arbortext Editor vs SCHEMA ST4
Both stand on help authoring tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Arbortext Editor covers structured desktop authoring and a broad set of publishing formats. The appropriate license depends on whether access should be concurrent, computer-bound, or assigned to named Windchill users.
Visit Arbortext EditorChoose SCHEMA ST4 if your organization needs to manage technical content across variants, languages, or multiple publishing destinations. Its reusable content model and approval workflows address those needs, while its publishing options span documents, web, apps, and machine control systems. Contact Quanos for pricing and use the 28-day trial to evaluate it.
Visit SCHEMA ST4The facts
| Arbortext Editor | SCHEMA ST4 | |
|---|---|---|
| Free plan | No | Not published |
| Open source | Not published | Not published |
| Runs on | Windows | Self-hosted, Web |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 3 | 1 |
| Maker | Not published | Not published |
| Website | ptc.com | quanos.com |
| On help authoring tools | #25 of 29 | #21 of 29 |
Arbortext Editor: what it does well
- Supports single-sourcing
- Includes version control and translation support
- Publishes to HTML, PDF, EPUB, and RTF
- Three license arrangements
- Desktop Windows authoring
What to know first
- No free plan
- Windows is the listed platform
- Locked License is computer-limited
SCHEMA ST4: what it does well
- Reuse modular content across documents and product variants.
- Structured authoring through an integrated XML editor.
- AI assistance checks language, terminology, and style in real time.
- Approval workflows include comments and document status tracking.
- Publish to PDF, HTML, Markdown, web, apps, and machine control systems.
What to know first
- Pricing is available by consultation.
- The listed trial lasts 28 days.
- ST4 Cloud Automation is included in ST4 Cloud Pro and launches in January 2027.
Alternatives to Arbortext Editor Alternatives to SCHEMA ST4 The whole list