why-did-you-render by Welldone Software monkey patches React to notify you about potentially avoidable re-renders. (Works with React Native as well.)
NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.
Is component getting rerendered multiple times such a big deal
1 project | reddit.com/r/reactjs | 14 Apr 2022
ReactJs Functional Component: useState behavior on updating the state with same value
1 project | reddit.com/r/reactjs | 11 Apr 2022
Why are function components better than class components?
1 project | reddit.com/r/reactjs | 4 Apr 2022
Don’t overuse React.memo
2 projects | reddit.com/r/reactjs | 3 Feb 2022
Library monkey-patches React to warn you about possibly unnecessary re-renders
1 project | news.ycombinator.com | 3 Feb 2022