Both have to do with open data, but otherwise, there are significant differences.
The Github @unitedstates Project, is an open, relatively decentralized directory to find tools and data related to the United States. Based on the organizations involved in its birth, I'd say its ethos is, broadly, about civic-minded issues. The tools mentioned vary and have different user experiences.
Enigma is a login-required, commercial offering (with a free option, at least for the time being) providing a web application interface to public data, worldwide. It is, at its core, a search engine that lets you drill down into data rows from a common user interface. Its ethos seems to be "find the data you are looking for, whatever your purpose: academic research, business analysis, civics, etc.
The Github @unitedstates Project, is an open, relatively decentralized directory to find tools and data related to the United States. Based on the organizations involved in its birth, I'd say its ethos is, broadly, about civic-minded issues. The tools mentioned vary and have different user experiences.
Enigma is a login-required, commercial offering (with a free option, at least for the time being) providing a web application interface to public data, worldwide. It is, at its core, a search engine that lets you drill down into data rows from a common user interface. Its ethos seems to be "find the data you are looking for, whatever your purpose: academic research, business analysis, civics, etc.