1. openlayers
   https://github.com/openlayers/openlayers
2. KMU Grade Server
   https://github.com/KMUGradeServerProject/KMUGradeServerProject
3. MRY
   https://github.com/cs09g/MRYproject
4. OmletRTC
   https://github.com/UCIUROP2015/UCI_OmletRTC
5. Web2py
   https://github.com/web2py/web2py
6. Arcus-python-client
   https://github.com/naver/arcus-python-client
7. Mingle
   https://github.com/Ecogenomics/mingle
8. Psdash
   https://github.com/Jahaja/psdash
9. Infer
   https://github.com/facebook/infer
10. CoderCombat
    https://github.com/tylermcginnis/CoderCombat
11. Jasmine-jquery
    https://github.com/velesin/jasmine-jquery

... and more https://githubcontributions.io/user/cs09g

1. MDN (Mozilla Development Network)
   https://developer.mozilla.org/en/profiles/cs09g
2. Thimble
   https://github.com/mozilla/thimble.mozilla.org
3. AMO frontend
   https://github.com/mozilla/addons-frontend

1. StackExchange (Geographic Infomation Systems)
   https://gis.stackexchange.com/users/75882/chase-choi