A command-line tool to generate GitHub and GitLab activity graph.
📝 Sync your external contributions to GitHub 
Make ya GitHub look pretty
Merge your GitLab's contributions to your GitHub contributions calendar
Chrome Extension to display a user's longest GitHub contribution streak in the last year
Hack contribution activity on GitHub based on your configuration
Grab a Github contributions calendar and extact stats from it.
A contributions graph to track custom events
Github Flavoured Productivity Tracker
A javascript script which draws strings within the "Year contribution" canvas
Add a description, image, and links to the contributions-calendar topic page so that developers can more easily learn about it.
To associate your repository with the contributions-calendar topic, visit your repo's landing page and select "manage topics."