The Open Preservation Foundation

sustains technology and knowledge for the long-term management of digital cultural heritage. We provide our members with reliable solutions to the challenges of digital preservation.


The Open Preservation Foundation (OPF)  has introduced a new membership model to make participation more accessible to all organisations with a commitment to ensuring long term access to digital content. Alongside the new membership model, we have also established a software supporter model to ensure the sustainability and future development of open source software tools in […]

The veraPDF Consortium is developing a new toolset for addressing preservation issues with PDF/A files and is consulting members to ensure the tools meet their needs. As part of the EC and PREFORMA Project funded veraPDF consortium, tools will be developed to validate PDF/A files and enable the checking of any PDF/A against an institutional […]

The archive of OPF webinar recordings is now available to members. (login required). They cover a range of different digital preservation topics. We have organised them in four categories: Preservation in Practice From the Toolbox Community Projects Open Source with OPF Members can select webinar topics and receive priority booking. We will continue to add new webinar […]


15 Jul

The Open Preservation Foundation and Digital Preservation Coalition, with support from the European Commission and the PREFORMA project, invite members to a briefing day on preserving PDF at Oxford University on Wednesday 15th July 2015. PDF is a ubiquitous format for publishing and sharing digital documents. It provides a useful tool for dissemination and because […]

20 Jul

Practical experiences with archiving PDF files This webinar deals with archiving PDF files. As PDF files in our repository have myriad data producers, the heterogeneity of PDF files is overwhelming. Unfortunately this means the creation of errors as well. Usually, the original data producers cannot be contacted any more, therefore we have to do the […]

26 Aug

During March and April 2015 the OPF assumed stewardship of JHOVE after the existing maintainer, Gary McGath, expressed his wish to step down. The OPF’s initial aims were to take ownership of the JHOVE resources and establish sustainable home for the project on GitHub. Following this we’ve updated the build, testing and distribution process for […]


On June 8th and 9th, I attended the PDF Days Europe 2015 Conference organised by the PDF Association in Cologne. It was a chance for me to meet people from the PDF industry who’ve shown particular interest in the veraPDF project. The veraPDF project also gave a 40-minute presentation on the first day. Monday was […]

  On Thursday 28 May we welcomed our members to the fifth Annual General Meeting of the OPF, kindly hosted by the Austrian Institute of Technology in Vienna. The meeting was well-attended, and we also had a live link for those who could not attend in person.This year we ran a parallel technical track for […]

Siegfried v 1.0 is now available at Siegfried is a PRONOM-based file format identification tool. Key features are: complete implementation of PRONOM (byte and container signatures) reliable results (siegfried is tested against Ross Spencer’s skeleton suite and QA tested against DROID and FIDO output using fast matching without limiting the number of bytes […]