Jpylyzer documentation

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• Android

  • Towards a preservation workflow for mobile apps
  • Four Android emulators, two apps
  • Running archived Android apps on a PC: first impressions
• Apache-Preflight

  • Why PDF/A validation matters, even if you don't have PDF/A - Part 2
  • Identification of PDF preservation risks: analysis of Govdocs selected corpus
  • Identification of PDF preservation risks with Apache Preflight: the sequel
  • Identification of PDF preservation risks with Apache Preflight: a first impression
• Apache-Tika

  • Extracting text from EPUB files in Python
  • PDF processing and analysis with open-source tools
  • Towards a preservation workflow for mobile apps
  • Top 50 file formats in the KB e-Depot
• Apache-tika

  • Escape from the phantom of the PDF
• APK

  • Towards a preservation workflow for mobile apps
• Arlington-Model

  • PDF processing and analysis with open-source tools
• Codeberg

  • Changes to the blog: migration to Codeberg and ActivityPub-based comments
• Debian

  • Adventures in Debian packaging
  • Update on jpylyzer
• digital-dark-age

  • Y2K
  • How to preserve your personal Twitter archive
  • Wheel Out the Digital Dark Age Klaxon!
• digital-preservation-day

  • Wheel Out the Digital Dark Age Klaxon!
• disk-imaging

  • Writing yet another workflow tool for imaging portable media
  • Identification of physical storage media and devices with Python and the Windows API
  • A simple disk imaging workflow tool
• diskimgr

  • A simple disk imaging workflow tool
• DNS

  • Changes to the blog: migration to Codeberg and ActivityPub-based comments
  • Moving my Internet domains
• DROID

  • Why can't we have digital preservation tools that just work?
  • Evaluation of identification tools: first results from SCAPE
  • Improved identification of XML: a Python experiment
• e-depot

  • Top 50 file formats in the KB e-Depot
• emulation

  • Four Android emulators, two apps
  • Running archived Android apps on a PC: first impressions
• EPUB

  • Extracting text from EPUB files in Python
  • ISO/IEC TS 22424 standard on EPUB3 preservation
  • Valid, but not accessible: crazy fixed EPUB layouts
  • The future of EPUB? A first look at the EPUB 3.1 Editor’s draft
  • Policy-based assessment of EPUB with Epubcheck
  • EPUB for archival preservation: an update
  • EPUB for archival preservation
• EPUBCheck

  • Policy-based assessment of EPUB with Epubcheck
  • EPUB for archival preservation: an update
• ExifTool

  • Escape from the phantom of the PDF
  • JPEG quality estimation using simple least squares matching of quantization tables
  • JPEG quality estimation: experiments with a modified ImageMagick heuristic
  • Multi-image TIFFs, subfiles and image file directories
  • PDF processing and analysis with open-source tools
• Fido

  • Why can't we have digital preservation tools that just work?
  • Evaluation of identification tools: first results from SCAPE
  • Improved identification of XML: a Python experiment
• FITS

  • Why can't we have digital preservation tools that just work?
  • Evaluation of identification tools: first results from SCAPE
• FLAC

  • Breaking WAVEs (and some FLACs too)
• floppy-disks

  • Writing yet another workflow tool for imaging portable media
  • Identification of physical storage media and devices with Python and the Windows API
  • Offline digital data carriers in the KB deposit collection
  • A simple disk imaging workflow tool
• format-identification

  • Towards a preservation workflow for mobile apps
  • Top 50 file formats in the KB e-Depot
  • Magic editing and creation: a primer
  • Evaluation of identification tools: first results from SCAPE
  • Improved identification of XML: a Python experiment
• format-validation

  • Escape from the phantom of the PDF
  • VeraPDF parse status as a proxy for PDF rendering: experiments with the Synthetic PDF Testset
• geodata

  • Mapping the Dutch web domain
  • Web domain geolocation and spatial analysis with QGIS
• GitHub-Pages

  • Changes to the blog: migration to Codeberg and ActivityPub-based comments
  • Moving my Internet domains
• GW-BASIC

  • A prototype JP2 validator and properties extractor
• HFS

  • Introducing Isolyzer 1.4
  • Update on Isolyzer: UDF, HFS+ and more!
  • Imaging CD-Extra / Blue Book discs
• High-Sierra

  • Introducing Isolyzer 1.4
• ImageMagick

  • JPEG quality estimation using simple least squares matching of quantization tables
  • JPEG quality estimation: experiments with a modified ImageMagick heuristic
  • Multi-image TIFFs, subfiles and image file directories
  • PDF processing and analysis with open-source tools
• internet

  • Moving my Internet domains
• Internet

  • Changes to the blog: migration to Codeberg and ActivityPub-based comments
• iOS

  • Towards a preservation workflow for mobile apps
• IPA

  • Towards a preservation workflow for mobile apps
• iromlab

  • Image and Rip Optical Media Like A Boss!
• ISO-9660

  • Introducing Isolyzer 1.4
  • Update on Isolyzer: UDF, HFS+ and more!
  • Imaging CD-Extra / Blue Book discs
  • Detecting broken ISO images: introducing Isolyzer
  • Preserving optical media from the command-line
• isolyzer

  • Introducing Isolyzer 1.4
  • A simple workflow tool for imaging optical media using readom and ddrescue
  • Update on Isolyzer: UDF, HFS+ and more!
  • Imaging CD-Extra / Blue Book discs
  • Detecting broken ISO images: introducing Isolyzer
• JHOVE

  • Escape from the phantom of the PDF
  • Multi-image TIFFs, subfiles and image file directories
  • VeraPDF parse status as a proxy for PDF rendering: experiments with the Synthetic PDF Testset
  • Identification of PDF preservation risks with VeraPDF and JHOVE
  • PDF processing and analysis with open-source tools
  • Breaking WAVEs (and some FLACs too)
  • Why can't we have digital preservation tools that just work?
  • A simple JP2 file structure checker
• JHOVE2

  • Why can't we have digital preservation tools that just work?
  • Evaluation of identification tools: first results from SCAPE
• JP2

  • Generating lossy access JP2s from lossless preservation masters
  • Jpylyzer 2015 round-up
  • Response to report on JPEG 2000 expert round table
  • Six ways to decode a lossy JP2
  • Jpylyzer software finalist voor digitale duurzaamheidsprijs
  • Optimising archival JP2s for the derivation of access copies
  • ICC profiles and resolution in JP2: update on 2011 D-Lib paper
  • Automated assessment of JP2 against a technical profile
  • Update on jpylyzer
  • Jpylyzer documentation
  • A prototype JP2 validator and properties extractor
  • A simple JP2 file structure checker
  • Paper on JPEG 2000 for preservation
  • Ensuring the suitability of JPEG 2000 for preservation
• JPEG

  • JPEG quality estimation using simple least squares matching of quantization tables
  • JPEG quality estimation: experiments with a modified ImageMagick heuristic
• jpeg-2000

  • Generating lossy access JP2s from lossless preservation masters
  • Jpylyzer 2015 round-up
  • Response to report on JPEG 2000 expert round table
  • Six ways to decode a lossy JP2
  • Jpylyzer software finalist voor digitale duurzaamheidsprijs
  • Optimising archival JP2s for the derivation of access copies
  • ICC profiles and resolution in JP2: update on 2011 D-Lib paper
  • Automated assessment of JP2 against a technical profile
  • Update on jpylyzer
  • Jpylyzer documentation
  • A prototype JP2 validator and properties extractor
  • A simple JP2 file structure checker
  • Paper on JPEG 2000 for preservation
  • Ensuring the suitability of JPEG 2000 for preservation
• jpylyzer

  • Generating lossy access JP2s from lossless preservation masters
  • Jpylyzer 2015 round-up
  • Jpylyzer software finalist voor digitale duurzaamheidsprijs
  • Adventures in Debian packaging
  • Automated assessment of JP2 against a technical profile
  • Update on jpylyzer
  • Jpylyzer documentation
  • A prototype JP2 validator and properties extractor
  • A simple JP2 file structure checker
• magic

  • Magic editing and creation: a primer
• Microsoft

  • Does Microsoft OneDrive export large ZIP files that are corrupt?
• omimgr

  • A simple workflow tool for imaging optical media using readom and ddrescue
• OneDrive

  • Does Microsoft OneDrive export large ZIP files that are corrupt?
• optical-media

  • Identification of physical storage media and devices with Python and the Windows API
  • Introducing Isolyzer 1.4
  • Offline digital data carriers in the KB deposit collection
  • A simple workflow tool for imaging optical media using readom and ddrescue
  • Resurrecting the first Dutch web index: NL-menu revisited
  • Update on Isolyzer: UDF, HFS+ and more!
  • Image and Rip Optical Media Like A Boss!
  • Imaging CD-Extra / Blue Book discs
  • Detecting broken ISO images: introducing Isolyzer
  • Breaking WAVEs (and some FLACs too)
  • Preserving optical media from the command-line
• packaging

  • Adventures in Debian packaging
  • Update on jpylyzer
• PDF

  • PDF Quality assessment for digitisation batches with Python, PyMuPDF and Pillow
  • Escape from the phantom of the PDF
  • VeraPDF parse status as a proxy for PDF rendering: experiments with the Synthetic PDF Testset
  • Identification of PDF preservation risks with VeraPDF and JHOVE
  • On The Significant Properties of Spreadsheets
  • PDF processing and analysis with open-source tools
  • Policy-based assessment with VeraPDF - a first impression
  • PDF/A as a preferred, sustainable format for spreadsheets?
  • Why PDF/A validation matters, even if you don't have PDF/A - Part 2
  • Why PDF/A validation matters, even if you don't have PDF/A
  • When (not) to migrate a PDF to PDF/A
  • Identification of PDF preservation risks: analysis of Govdocs selected corpus
  • Identification of PDF preservation risks with Apache Preflight: the sequel
  • What do we mean by "embedded" files in PDF?
  • Identification of PDF preservation risks with Apache Preflight: a first impression
  • PDF – Inventory of long-term preservation risks
• pdfquad

  • PDF Quality assessment for digitisation batches with Python, PyMuPDF and Pillow
• preservation-risks

  • Escape from the phantom of the PDF
  • Multi-image TIFFs, subfiles and image file directories
  • Identification of PDF preservation risks with VeraPDF and JHOVE
  • On The Significant Properties of Spreadsheets
  • PDF processing and analysis with open-source tools
  • ISO/IEC TS 22424 standard on EPUB3 preservation
  • Does Microsoft OneDrive export large ZIP files that are corrupt?
  • Why PDF/A validation matters, even if you don't have PDF/A - Part 2
  • Why PDF/A validation matters, even if you don't have PDF/A
  • Measuring Bigfoot
  • Assessing file format risks: searching for Bigfoot?
  • PDF – Inventory of long-term preservation risks
  • EPUB for archival preservation
• PyMuPDF

  • PDF Quality assessment for digitisation batches with Python, PyMuPDF and Pillow
• python

  • PDF Quality assessment for digitisation batches with Python, PyMuPDF and Pillow
  • Extracting text from EPUB files in Python
  • Identification of physical storage media and devices with Python and the Windows API
• Quattro-Pro

  • Quattro Pro for DOS: an obsolete format at last?
• rant

  • Why can't we have digital preservation tools that just work?
• schematron

  • PDF Quality assessment for digitisation batches with Python, PyMuPDF and Pillow
  • Policy-based assessment with VeraPDF - a first impression
  • Why PDF/A validation matters, even if you don't have PDF/A - Part 2
  • Policy-based assessment of EPUB with Epubcheck
  • Automated assessment of JP2 against a technical profile
• Siegfried

  • Towards a preservation workflow for mobile apps
• significant-properties

  • On The Significant Properties of Spreadsheets
• spreadsheets

  • On The Significant Properties of Spreadsheets
  • PDF/A as a preferred, sustainable format for spreadsheets?
  • Quattro Pro for DOS: an obsolete format at last?
• tapeimgr

  • Recovering '90s Data Tapes - Experiences From the KB Web Archaeology project (iPres 2019 paper)
  • Roll the tape - recovering '90s data tapes in BitCurator
• tapes

  • Identification of physical storage media and devices with Python and the Windows API
  • Offline digital data carriers in the KB deposit collection
  • Recovering '90s Data Tapes - Experiences From the KB Web Archaeology project (iPres 2019 paper)
  • Roll the tape - recovering '90s data tapes in BitCurator
• TIFF

  • Multi-image TIFFs, subfiles and image file directories
  • On The Significant Properties of Spreadsheets
• Twitter

  • How to preserve your personal Twitter archive
• UDF

  • Introducing Isolyzer 1.4
  • Update on Isolyzer: UDF, HFS+ and more!
  • Imaging CD-Extra / Blue Book discs
• unix-file

  • Towards a preservation workflow for mobile apps
  • Magic editing and creation: a primer
  • Evaluation of identification tools: first results from SCAPE
  • Improved identification of XML: a Python experiment
• VeraPDF

  • Escape from the phantom of the PDF
  • VeraPDF parse status as a proxy for PDF rendering: experiments with the Synthetic PDF Testset
  • Identification of PDF preservation risks with VeraPDF and JHOVE
  • PDF processing and analysis with open-source tools
  • Policy-based assessment with VeraPDF - a first impression
  • Why PDF/A validation matters, even if you don't have PDF/A - Part 2
  • Why PDF/A validation matters, even if you don't have PDF/A
• virtualization

  • Four Android emulators, two apps
  • Running archived Android apps on a PC: first impressions
• WAVE

  • Breaking WAVEs (and some FLACs too)
• web-archaeology

  • Restoring Liesbet's Virtual Home, a digital treasure from the early Dutch web
  • Recovering '90s Data Tapes - Experiences From the KB Web Archaeology project (iPres 2019 paper)
  • A simple disk imaging workflow tool
  • Roll the tape - recovering '90s data tapes in BitCurator
  • Crawling offline web content: the NL-menu case
  • Resurrecting the first Dutch web index: NL-menu revisited
• web-archiving

  • How to preserve your personal Twitter archive
  • Mapping the Dutch web domain
  • Restoring Liesbet's Virtual Home, a digital treasure from the early Dutch web
  • Web domain geolocation and spatial analysis with QGIS
  • Crawling offline web content: the NL-menu case
  • Resurrecting the first Dutch web index: NL-menu revisited
  • Dutch newspaper wipes out articles citing fabricated sources - Internet Archive to the rescue!
  • Perdiep Ramesar in het Internet Archive
  • Demise of the Dutch Blogosphere
  • How to save a web page to the Internet Archive
• XS4ALL

  • Restoring Liesbet's Virtual Home, a digital treasure from the early Dutch web
• y2k

  • Y2K
• ZIP

  • Does Microsoft OneDrive export large ZIP files that are corrupt?

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