Directories of open-source and/or free software.
Catalog with popular software and their free or open source alternatives. Visitors can filter alternatives by license and operating system.
Provides information about and links to BBC open source projects.
Lists best open source products and libraries.
Directory of open source software using C#.
Enterprise-grade open source applications with expert and user ratings.
An index of Linux, Unix and cross-platform software, and mobile applications. Searchable or browsable by tags.
A directory of open source software focused on Java.
A catalog of GNU/Linux programs, which can be browsed or searched.
A guide to open source software for the Windows platform. Lists most popular downloads and offers a review of each product.
Lists open source projects that could be essential to NASA missions.
A categorized list of open source C#, VB.NET, ASP.Net projects.
Provides information about free and open source alternatives to popular commercial software.
Open source alternatives to commercial software.
Dedicated to tracking and listing open source help desk software.
A complete list of open source help desk software packages.
Offers a directory dedicated to enterprise grade open source solutions.
A directory of the web's best open source software.
Directory of scripts in various languages from Unix Shells to Visual Basic.
Provides a list of open source software organized by categories.
Directory of open source software focused in C#.
A collection of high quality open source software for Windows. Its programs section works as a simple directory.
Open source solutions that can be used as alternatives to commercial software.
Website publishing reviews of free and open source software.
Provides news of the essential new releases and has a directory section where mature open source applications are listed,
A collection of open source code, easily browsable.
A catalog of free software collected by FSF staff and volunteers. Can be queried or browsed.
A DVD-ROM of Free and Open Source Software for Windows compiled by the Trinidad and Tobago Computer Society. Its annotated list of files works as a directory, too.
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