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facebook/react

Time frame
Merged PRs Jun 5, 2026 – Jul 24, 2026

Velocity

0 PRs83.3%

Since Jun 5, 2026 · 584 commits · +151,874 / -26,242

Median cycle time

1.3d

17.9d p90 · 8h to first approval

Code churn (30d)

68%

0% revert · 13% reedit

Substantive reviews

23%

2% changes requested · 64% rubber-stamped

Complexity-adjusted velocity

174.0

2.4 avg complexity / PR

Maintainability risk

1.3

LLM-assessed, higher means riskier

Reviewer turnaround

8.6d

42 active reviewers

Work distribution
Merged PRs by commit classification.
Feature 18%Bug fix 39%Maintenance 43%

Maintenance breakdown

Tech debt27
DevOps1
Admin1
102merged PRs

Most of the work

Maintenance

Least of the work

Feature

Work-type mix over time
Merged PRs per week by classification.
Review health
Where substantive-review coverage sits, from rubber-stamp territory to rigorous.

23%

0%40%70%100%

2% of PRs got changes requested · 64% were rubber-stamped

Reviewer metrics
Non-bot reviewer load and first-activity turnaround.
ReviewerReviewsAvg turnP90 turnComments
eps1lon532.6d7.2d60
react-sizebot5353
daltino2626
hoxyq1810h1.6d22
jackpope176.5d11.2d0
unstubbable146h17h2
rickhanlonii122m2m5
gaearon105h9h4