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pybhl is a Python module that works with the Biodiversity Heritage Library's OpenURL-based API.

digitalnz is a Python module to interact with the DigitalNZ API.

brooklynmuseumapi is a Python module to interact with the Brooklyn Museum Collection API.

iii is a Python module containing various utilities to manipulate data from Innovative Interfaces, Inc. integrated library systems.

Building on Galen Charlton's investigations into distributed version control systems for metadata management, I am developing a prototype of a system for managing archival finding aids in EAD (Encoded Archival Description).

Snippet is a programming term for a small region of re-usable source code or text. Ordinarily, these are formally-defined operative units to incorporate into larger programming modules. Snippets are often used to clarify the meaning of an otherwise "cluttered" function, or to minimize the use of repeated code that is common to other functions.

ArchivesBlogs is a Wordpress-based aggregator for blogs by archivists and about archives and archival issues. It is now hosted by ibiblio.org.

pymarc is a Python module for working with bibliographic, authority, etc. data in MARC format.

worldcat is a Python module for interacting with OCLC's WorldCat APIs, including the WorldCat Search API and the xID APIs (xISBN, xISSN, and xOCLCNUM).

Kochief (formerly Helios and Fac-Back-OPAC) is faceted discovery interface for libraries written in Python, using Django for the interface and Solr for the indexing. It is originially based on Casey Durfee's "Open Source Endeca in 250 Lines or Less," as presented at Code4lib 2007.