- 500px - https://github.com/500px
- Adobe - http://adobe.github.io/
- Airbnb - http://airbnb.io/projects/
- Alibaba - https://alibaba.github.io/
- Amazon - https://github.com/amzn
- Amazon Web Services - https://github.com/aws
- Amazon - Labs - https://github.com/amznlabs
- Apache - http://commons.apache.org/
- Apple - https://opensource.apple.com/
- artsy - https://artsy.github.io/
- Atlassian - https://github.com/atlassian
- AT&T - https://github.com/att
- Autodesk -https://autodesk.github.io/
- badoo - https://tech.badoo.com/ru/open-source/
- Baidu - https://github.com/baidu
- Basecamp - https://basecamp.com/about/open-source
- BlaBlaCar - https://github.com/blablacar
- Bloomberg - https://github.com/bloomberg
- Box - http://opensource.box.com/
- Cleveroad - https://github.com/Cleveroad
- Comcast - https://github.com/Comcast
- Coursera - http://coursera.github.io/
- cfpb - https://cfpb.github.io/
- Cisco Systems - https://developer.cisco.com/site/opensource/ ( https://github.com/cisco-open-source )
- Devlight - https://github.com/Devlight
- Docker - https://www.docker.com/open-source
- Diaspora Foundation - https://github.com/diaspora
- DigitalOcean - https://developers.digitalocean.com/opensource/
- Disney - https://disney.github.io/
- Dropbox - https://opensource.dropbox.com/
- eBay - https://github.com/eBay
- Eclipse Foundation - https://eclipse.org/projects/
- edX - https://github.com/edx/
- elastic - https://github.com/elastic
- Electronic Arts - https://gpl.ea.com/
- eleks - https://github.com/eleks
- EMC - http://codedellemc.com/
- EPAM Systems - https://github.com/epam
- Ersi - http://esri.github.io/
- ethereum - https://github.com/ethereum/
- Evernote - https://github.com/evernote
- Europeana - https://github.com/europeana
- Facebook - https://code.facebook.com/projects/
- Firebase - https://github.com/firebase/
- Flipkart - https://github.com/Flipkart
- Foursquare - https://github.com/foursquare
- Ford - http://corporate.ford.com/ford-open-source.html
- FOSSASIA - https://github.com/fossasia
- freeCodeCamp - https://github.com/freeCodeCamp
- Goodreads - https://github.com/goodreads
- Google - https://opensource.google.com/
- GitHub - https://github.com/github
- GitLab - https://gitlab.com/gitlab-org
- Grammarly - https://github.com/grammarly
- Groupon - https://github.com/groupon
- hazelcast - https://github.com/hazelcast
- H%BP - https://h5bp.github.io/
- IBM - http://ibm.github.io/
- iGov - E-Government of Ukraine - https://github.com/e-government-ua
- Instagram - https://github.com/Instagram
- Intel - https://01.org/
- JetBrains - https://github.com/JetBrains
- JQuery - https://github.com/jquery
- Kubernetes - https://github.com/kubernetes
- LastFM - https://github.com/lastfm
- LinkedIn - http://linkedin.github.io/
- Lohika - https://github.com/lohika
- MariaDB - https://github.com/MariaDB
- Medium - https://github.com/Medium
- Microsoft - http://opensource.microsoft.com
- MongoDB - https://github.com/mongodb
- Mozilla - https://wiki.mozilla.org/Github
- NASA - https://code.nasa.gov/
- Naver Corporation - https://naver.github.io/
- Neo4j - https://github.com/neo4j
- Netflix - http://netflix.github.io/
- Netguru - https://github.com/netguru
- Node.js Foundation - https://github.com/nodejs
- Nokia - https://github.com/nokia
- npm - https://github.com/npm
- openHUB - https://github.com/openhab
- Palantir - https://palantir.github.io/
- PayPal - http://paypal.github.io/
- Pinterest - https://engineering.pinterest.com/open-source
- Pivotal Labs - https://github.com/pivotal
- Rakuten, Inc. - https://github.com/rakutentech
- Reddit - https://github.com/reddit
- Salesforce - https://github.com/salesforce
- SAP - http://sap.github.io/
- SoundCloud - https://github.com/soundcloud
- Square - http://square.github.io/
- shopify - http://shopify.github.io/
- Spotify - https://spotify.github.io/
- Stack Overflow - https://github.com/StackExchange
- Stripe - https://github.com/stripe
- The Document Foundation - https://github.com/tdf
- Tinkoff Bank - https://github.com/TinkoffCreditSystems
- TripAdvisor - https://github.com/tripadvisor
- Typeform - https://github.com/Typeform
- Twitter - http://twitter.github.io/
- Uber - https://uber.github.io/
- Udemy - https://github.com/udemy
- Valve Software - https://github.com/ValveSoftware
- Verizon - https://verizon.github.io/
- Walmart Labs - https://github.com/walmartlabs
- Yahoo - http://yahoo.github.io/
- Yalantis - https://github.com/yalantis
- Yandex - https://github.com/Yandex
- Yelp - https://yelp.github.io/
- Zalando - https://zalando.github.io/#repositories
- Zynga - https://github.com/zynga