Case study

ag-psd: reconstructing PSD document reading and writing

ag-psd reconstructs reading and writing of Photoshop PSD documents in JavaScript and TypeScript using format references and trial and error. It handles document structure, layer and composite image data, masks and selected metadata, with examples for Node.js and browsers.

Targets: App
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-09

Stars: 740
Last commit: 2026-10-28
Language: TypeScript

GitHub data as of 2026-11-09

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Requirements & limits

Prerequisites: Node.js or a browser; Node.js image data and thumbnail handling uses node-canvas.
Limits: Multichannel, Duotone and LAB color modes are unsupported, and text-layer handling is incomplete.
License: MIT license.

Cite

BibTeX

@misc{ag-psd-case,
  title = {{ag-psd: reconstructing PSD document reading and writing}},
  howpublished = {\url{https://github.com/Agamnentzar/ag-psd}},
  url = {https://github.com/Agamnentzar/ag-psd},
  urldate = {2026-11-09},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/ag-psd-case/}}
}

Plain text

ag-psd: reconstructing PSD document reading and writing. https://github.com/Agamnentzar/ag-psd (accessed 2026-11-09). Awesome REA entry: https://awesomerea.org/resources/ag-psd-case/

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About this entry

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Primary sources

README.md GitHub · Agamnentzar/ag-psd · Revision a74425d
README_PSD.md GitHub · Agamnentzar/ag-psd · Revision a74425d
LICENSE GitHub · Agamnentzar/ag-psd · Revision a74425d