The Open Source Initiative - https://opensource.org/
GitHub - https://github.com/
Open Source For You - https://opensourceforu.com/
Open Source Stack Exchange - https://opensource.stackexchange.com/
Open Source Initiative (OSI) on Twitter - https://twitter.com/opensourceorg
Open Source Community on LinkedIn - https://www.linkedin.com/groups/8509347/
Open Source Way - https://opensourceway.org/
Open Source Initiative (OSI) on Facebook - https://www.facebook.com/opensource.org/
Reddit Open Source - https://www.reddit.com/r/opensource/
Open Source Creatives - https://opensourcecreatives.com/
Freenode #opensource IRC channel - https://webchat.freenode.net/?channels=opensource
Open Source Advocacy group on Google Groups - https://groups.google.com/forum/#!forum/advocacy
Open Source Collective - https://opensource.com/collective
Open Source Ecology - https://opensourceecology.org/
The Linux Foundation - https://www.linuxfoundation.org/
Open Source Initiative (OSI) on YouTube - https://www.youtube.com/user/OpenSourceOrg
Open Source Initiative (OSI) on Flickr - https://www.flickr.com/photos/opensourceorg/
Open Source Initiative (OSI) on Instagram - https://www.instagram.com/opensourceorg/
Open Source Initiative (OSI) on Pinterest - https://www.pinterest.com/opensourceorg/
Open Source Initiative (OSI) on Medium - https://medium.com/opensource-initiative
Open Source Initiative (OSI) on Reddit - https://www.reddit.com/user/opensourceorg
Open Source Initiative (OSI) on Quora - https://www.quora.com/topic/Open-Source-Initiative
Open Source Initiative (OSI) on WordPress - https://opensource.org/blog/
Open Source Initiative (OSI) on Blogger - https://opensourceorg.blogspot.com/
Open Source Initiative (OSI) on Tumblr - https://opensourceorg.tumblr.com/
Open Source Initiative (OSI) on LiveJournal - https://opensourceorg.livejournal.com/
Open Source Initiative (OSI) on DreamWidth - https://opensourceorg.dreamwidth.org/
Open Source Initiative (OSI) on Weebly - https://opensourceorg.weebly.com/
Open Source Initiative (OSI) on Wix - https://opensourceorg.wixsite.com/
Open Source Initiative (OSI) on Squarespace - https://opensourceorg.squarespace.com/
Open Source Initiative (OSI) on Joomla - https://opensourceorg.joomla.com/
Open Source Initiative (OSI) on Drupal - https://opensourceorg.drupal.com/
Apache Software Foundation - https://www.apache.org/
Free Software Foundation - https://www.fsf.org/
Open Source Geospatial Foundation - https://www.osgeo.org/
OpenStack Foundation - https://www.openstack.org/
Eclipse Foundation - https://www.eclipse.org/
Linux Professional Institute - https://www.lpi.org/
Open Source Hardware Association - https://www.oshwa.org/
Creative Commons - https://creativecommons.org/
Open Source Hardware Group on LinkedIn - https://www.linkedin.com/groups/3856184/
Open Source Hardware Forum - https://www.oshwa.org/discuss/
Open Hardware Summit - https://www.oshwa.org/events/summit/
Open Source Hardware (OSHW) Magazine - https://www.oshwa.org/category/magazine/
Open Source Hardware (OSHW) Journal - https://www.oshwa.org/category/journal/
Open Source Hardware (OSHW) Newsletter - https://www.oshwa.org/category/newsletter/
Open Source Hardware (OSHW) Google Group - https://groups.google.com/forum/#!forum/oshw
Open Source Hardware (OSHW) Reddit - https://www.reddit.com/r/oshw/
Open Source Hardware (OSHW) Facebook Group - https://www.facebook.com/groups/opensourcehardware/
Open Source Hardware (OSHW) Twitter - https://twitter.com/OSHWA
Open Source Hardware (OSHW) YouTube - https://www.youtube.com/user/OpenSourceHardwareAssn
Open Source Hardware (OSHW) Instagram - https://www.instagram.com/oshwa_org/
Open Source Hardware (OSHW) Pinterest - https://www.pinterest.com/oshwa/
Open Source Hardware (OSHW) Tumblr - https://oshwa.tumblr.com/
Open Source Hardware (OSHW) LiveJournal - https://oshwa.livejournal.com/
Open Source Hardware (OSHW) DreamWidth - https://oshwa.dreamwidth.org/
Open Source Hardware (OSHW) Weebly - https://oshwa.weebly.com/
Open Source Hardware (OSHW) Wix - https://oshwa.wixsite.com/
Open Source Hardware (OSHW) Squarespace - https://oshwa.squarespace.com/
Open Source Hardware (OSHW) Joomla - https://oshwa.joomla.com/
Open Source Hardware (OSHW) Drupal - https://oshwa.drupal.com/
OpenHatch - https://openhatch.org/
Google Summer of Code - https://summerofcode.withgoogle.com/
Outreachy - https://www.outreachy.org/
CodeTriage - https://www.codetriage.com/
Open Source Fridays - https://opensourcefriday.com/
Open Source Student - https://www.open-source-student.org/
Hacktoberfest - https://hacktoberfest.digitalocean.com/
The Open Source Collective - https://opensource.com/collective/participate
Code for America - https://www.codeforamerica.org/
Open Source 101 - https://www.opensource.com/resources/what-open-source-101
Open Source Way - https://opensourceway.org/contribute/
How to Contribute to Open Source - https://opensource.com/article/19/7/how-contribute-open-source
The Beginner's Guide to Contributing to Open Source - https://www.freecodecamp.org/news/a-beginners-guide- to-contributing-to-open-source-e97d70cda5b5/
How to Get Involved in Open Source Projects - https://www.makeuseof.com/tag/get-involved-open-source- projects/
Open Source Contribution Ideas for Beginners - https://opensource.com/article/18/5/open-source- contribution-ideas-beginners
A Beginner's Guide to Open Source - https://www.theserverside.com/feature/A-beginners-guide-to-open-source
How to Get Started with Open Source - https://opensource.com/resources/how-get-started-open-source
Open Source University - https://opensourceuniversity.edu/
Open Source 101 - https://www.opensource.com/resources/what-open-source-101
Open Source 101 for Government - https://www.opensource.com/resources/open-source-101-government
Open Source 101 for Business - https://www.opensource.com/resources/open-source-101-business
Open Source 101 for Students - https://www.opensource.com/resources/open-source-101-students
Open Source 101 for Educators - https://www.opensource.com/resources/open-source-101-educators
Open Source 101 for Legal Professionals - https://www.opensource.com/resources/open-source-101-legal- professionals
Open Source 101 for Medical Professionals - https://www.opensource.com/resources/open-source-101-medical- professionals
Open Source 101 for Scientists - https://www.opensource.com/resources/open-source-101-scientists
Open Source 101 for Librarians - https://www.opensource.com/resources/open-source-101-librarians
Open Source 101 for Museums - https://www.opensource.com/resources/open-source-101-museums
Open Source 101 for Libraries - https://www.opensource.com/resources/open-source-101-libraries
Open Source 101 for Archives - https://www.opensource.com/resources/open-source-101-archives
Open Source 101 for Cultural Heritage Institutions - https://www.opensource.com/resources/open-source-101- cultural-heritage-institutions
Open Source 101 for Nonprofits - https://www.opensource.com
Open Source 101 for NGOs - https://www.opensource.com/resources/open-source-101-ngos
Open Source 101 for Human Rights Organizations - https://www.opensource.com/resources/open-source-101- human-rights-organizations
Open Source 101 for Environmental Organizations - https://www.opensource.com/resources/open-source-101- environmental-organizations
Open Source 101 for Social Change Organizations - https://www.opensource.com/resources/open-source-101- social-change-organizations
Open Source 101 for Faith-Based Organizations - https://www.opensource.com/resources/open-source-101-faith- based-organizations