花了点时间，给大家整理了几个GitHub上开源的推荐系统项目。
1、muricoca/crab
https://github.com/muricoca/crab
2、ibayer/fastFM
https://github.com/ibayer/fastFM
3、Mendeley/mrec
https://github.com/mendeley/mrec
4、MrChrisJohnson/logistic-mf
https://github.com/MrChrisJohnson/logistic-mf
5、jadianes/winerama-recommender-tutorial
https://github.com/jadianes/winerama-recommender-tutorial
6、ocelma/python-recsys
https://github.com/ocelma/python-recsys
7、benfred/implicit
https://github.com/benfred/implicit
8、lyst/lightfm
https://github.com/lyst/lightfm
9、python-recsys/crab
https://github.com/python-recsys/crab
10、NicolasHug/Surprise
https://github.com/NicolasHug/Surprise
