Built from open tools.

Inkdesk uses open-source libraries and original application code. Archived reference-site code, proprietary models and model weights are excluded.

Framework and interface

Next.js and React are MIT licensed. Tailwind CSS and Lucide icons are MIT licensed.

PDF and cryptography

PDF.js is Apache-2.0 licensed. pdf-lib and fontkit are MIT licensed. PKI.js and ASN1.js use permissive BSD licenses. Refer to installed package notices for their exact terms.

Fonts and handwriting

Noto Sans is supplied under the SIL Open Font License included with the font. Generated pen strokes use an original, independently drawn vector glyph alphabet, with no third-party handwriting model.

Read the complete third-party license notices

Last updated October 2026.