We steward software which we consider to be mature products ready for use in production environments and workflows.

We also look after incubator software in OPF-Labs. Take a look at our software maturity model which describes the criteria for incubator and production software.

Product Board

Our development is guided by our Product Board, comprising OPF members. They meet every two months so agree priorities for each release and to steer our overall product strategy.

JHOVE (pronounced “jove”), the JSTOR/Harvard Object Validation Environment, is an extensible software framework for performing format identification, validation, and characterisation of digital objects. The OPF have assumed active responsibility for the project and software creating a¬†permanent, sustainable home for JHOVE. Documentation We’re currently curating a copy of the original JHOVE website at to ensure […]

Format Identification for Digital Objects (fido). fido is a command-line tool to identify the file formats of digital objects. It is designed for simple integration into automated work-flows. License information fido is distributed under the Apache 2 license. See the project file “LICENSE.txt” for information on the history of this software, terms & conditions for usage, and […]

About Jpylyzer is a JP2 (JPEG 2000 Part 1) image validator and properties extractor. Its development was partially supported by the SCAPE Project. The SCAPE project is co-funded by the European Union under FP7 ICT-2009.4.1 (Grant Agreement number 270137). Jpylyzer homepage Downloads User Manual – exhaustive documentation of all aspects of jpylyzer Windows binaries […]

veraPDF  is an open source conformance checker for PDF/A files. It is designed to help archives and libraries check that their PDF/A collections conform to the appropriate ISO 19005 archiving standard specification. Ensuring files adhere to the standard is an important step towards providing long term preservation for and access to digital assets. veraPDF is […]