Licences

ReadXPS is built with these open-source parts, each under its own licence:

• fflate (MIT), unzipping the document package.
• opentype.js (MIT), reading the document’s embedded fonts.
• jsPDF and svg2pdf.js (MIT), making PDFs.
• IBM Plex (SIL Open Font License 1.1), the site’s typeface.
• The sample document embeds Carlito (SIL Open Font License 1.1).