Original sentence: RefDB runs on Unix-like operating systems (Linux, FreeBSD, NetBSD, Mac OS X, Solaris) and on Windows/Cygwin.RefDB supports such bibliographic formats as BibTeX, Endnote, RIS, ISI, MODS XML, PubMed, Medline, MARC, and Copac and can create output in these formats, or as TEI, DocBook, HTML, or XHTML documents.The data storage is managed by an application server accessed through command-line clients with a query language, a PHP-based web interface, a SRU interface, or by custom programs using one of the available client libraries
Edited sentence: It supports a variety of bibliographic formats, including BibTeX, Endnote, RIS, ISI, MODS XML, PubMed, Medline, MARC, and Copac and can create output in these formats, or as TEI, DocBook, HTML, or XHTML documents.RefDB ports or packages are available for a variety of operating systems.RefDB runs on a variety of Unix-like operating systems (Linux, FreeBSD, NetBSD, Mac OS X, Solaris) and on Windows/Cygwin.The data storage is managed by an application server.This server can be accessed in a network-transparent fashion through command-line clients with a powerful query language, a PHP-based web interface, a SRU interface, or by custom programs using one of the available client libraries