microsoft/calculator
Windows Calculator: A simple yet powerful calculator that ships with Windows
Reliability breakdown
What drives the reliability score
Component scores measured daily from GitHub activity (2026-07-15).
Activity on 15 of 90 tracked days in the last 90 and 0 of 30 in the last 30.
Merged 9 of 13 PRs opened and closed 1 of 3 issues opened over the last 90 tracked days — PR flow carries 55% of this component, issue flow 45%.
0 releases in the last 180 days, 0 in the last 90 and 0 in the last 30 — a steady cadence scores highest.
Last push 19 days ago — freshness decays as pushes age (roughly halves every 83 days without a push).
424 open issues against 30,986 stars — about 14 open issues per 1,000 stars. Lighter backlogs score higher.
Modeled — lower is better; concentration of commits in few maintainers. Contributors graph
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