LibHunt - LibHunt tracks mentions of software libraries on relevant social networks. Based on that data, you can find the most popular projects and their alternatives.
Waydev - Waydev analyzes your codebase from Github, Gitlab, Azure DevOps & Bitbucket to help you bring out the best in your engineers work.
Ruby Toolbox - Explore and compare open source Ruby libraries
GitPrime - GitPrime uses data from any Git based code repository to give management the software engineering metrics needed to move faster and optimize work patterns.
GitNews Web - Trending repositories from GitHub, HackerNews & Reddit
Git analytics - for software developers, teams, and open-source communities