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Ghostscript vs Prosemirror
Annual estimate10 people, entry price
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Artifex's open-source PostScript and PDF interpreter with SaaS API for PDF conversion and manipulation.
Open-source toolkit from Marijn Haverbeke for building rich-text editors with structured schema and collaborative editing.
Headquarters
Novato, California
Berlin, Germany
Company size
51-200 employees
2-10 employees
Free options
Free plan
Free plan
Source updated
Oct 29, 2026
Nov 2, 2026
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