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Pulse snapshot for 19 October 2026

https://github.com/tc39/ecma262

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Committers: summary • month-by-month • graphs: committers per month • commits per month • total committers

Issues: open • resolved • summary • month-by-month • age stats • time-to-close stats • graphs: opened/closed • increase/decrease

PRs: open • merged/closed • summary • month-by-month • age stats • time-to-close stats • graphs: opened/merged/closed • increase/decrease

🔗 Committer pulse

Committers Mo-
nthly
com-
mits 		Month range
Monthly Cu-
mula-
tive
New Uniq %New
2 10 20 214 16 Sep 19 – Oct 19 2025 ending 12mo back
3 11 27 217 26 Oct 19 – Nov 19 2025 ending 11mo back
1 7 14 218 25 Nov 19 – Dec 19 2025 ending 10mo back
0 0 0 218 0 Dec 19 – Jan 19 2026 ending 9mo back
1 5 20 219 9 Jan 19 – Feb 19 2026 ending 8mo back
1 5 20 220 6 Feb 19 – Mar 19 2026 ending 7mo back
2 10 20 222 37 Mar 19 – Apr 19 2026 ending 6mo back
0 5 0 222 20 Apr 19 – May 19 2026 ending 5mo back
0 6 0 222 22 May 19 – Jun 19 2026 ending 4mo back
1 9 11 223 18 Jun 19 – Jul 19 2026 ending 3mo back
0 6 0 223 21 Jul 19 – Aug 19 2026 ending 2mo back
1 7 14 224 32 Aug 19 – Sep 19 2026 ending 1mo back
0 3 0 224 15 Sep 19 – Oct 19 2026 ending 08:58 UTC
Committerspermonth Produced by GNUPLOT 6.0 patchlevel 5 0 0.5 1 1.5 2 2.5 3 0 2 4 6 8 10 12 0 2 4 6 8 10 12 New committers Total committers New committers New committers Total committers Total committers New committers Total committers Months before 19 October 2026 🔗 Committers per month – tc39/ecma262

🔗 For the last 13 months:

Cumulative total committers grew by 10 (from 214 to 224) in 12 months.

Totalcommittersandnew Produced by GNUPLOT 6.0 patchlevel 5 0 5 10 15 20 25 30 0 2 4 6 8 10 12 214 216 218 220 222 224 New commiters percentage Cumulative total committers New commiters percentage New commiters percentage Cumulative total committers Cumulative total committers New commiters percentage Cumulative total committers Months before 19 October 2026 🔗 Total committers and % new – tc39/ecma262 Commitspermonth Produced by GNUPLOT 6.0 patchlevel 5 0 5 10 15 20 25 30 35 40 0 2 4 6 8 10 12 Commitspermonth_plot_1 Commits per month Months before 19 October 2026 🔗 Commits per month – tc39/ecma262

🔗 Issue and PR pulse

Issues PRs Month range
Clsd Opnd + - Mrgd Clsd Opnd + -
6 5 -1 15 0 10 -5 Sep 19 – Oct 19 2025 ending 12mo back
6 4 -2 14 2 13 -3 Oct 19 – Nov 19 2025 ending 11mo back
3 3 0 17 2 9 -10 Nov 19 – Dec 19 2025 ending 10mo back
1 1 0 0 3 5 +2 Dec 19 – Jan 19 2026 ending 9mo back
3 7 +4 7 1 6 -2 Jan 19 – Feb 19 2026 ending 8mo back
4 2 -2 4 2 9 +3 Feb 19 – Mar 19 2026 ending 7mo back
8 9 +1 33 7 56 +16 Mar 19 – Apr 19 2026 ending 6mo back
6 18 +12 19 1 20 0 Apr 19 – May 19 2026 ending 5mo back
11 3 -8 18 8 11 -15 May 19 – Jun 19 2026 ending 4mo back
14 7 -7 17 2 19 0 Jun 19 – Jul 19 2026 ending 3mo back
5 8 +3 11 5 26 +10 Jul 19 – Aug 19 2026 ending 2mo back
10 8 -2 23 2 19 -6 Aug 19 – Sep 19 2026 ending 1mo back
3 5 +2 7 0 13 +6 Sep 19 – Oct 19 2026 ending 08:58 UTC
IncreasedecreaseinopenissuesPRs Produced by GNUPLOT 6.0 patchlevel 5 -10 -5 0 5 10 15 0 2 4 6 8 10 12 -15 -10 -5 0 5 10 15 20 Increase/decrease in open issues Increase/decrease in open PRs Increase/decrease in open issues Increase/decrease in open issues Increase/decrease in open PRs Increase/decrease in open PRs Increase/decrease in open issues Increase/decrease in open PRs Months before 19 October 2026 🔗 Increase/decrease in open issues/PRs – tc39/ecma262

🔗 For the last 13 months:

Issuesclosedandopened Produced by GNUPLOT 6.0 patchlevel 5 0 2 4 6 8 10 12 14 0 2 4 6 8 10 12 0 2 4 6 8 10 12 14 16 18 Issues closed Issues opened Issues closed Issues closed Issues opened Issues opened Issues closed Issues opened Months before 19 October 2026 🔗 Issues closed and opened – tc39/ecma262 PRsmergedclosedandopened Produced by GNUPLOT 6.0 patchlevel 5 0 5 10 15 20 25 30 35 40 0 2 4 6 8 10 12 0 10 20 30 40 50 60 PRs merged+closed PRs opened PRs merged+closed PRs merged+closed PRs opened PRs opened PRs merged+closed PRs opened Months before 19 October 2026 🔗 PRs merged/closed and opened – tc39/ecma262

🔗 Open issues

356 issues were open as of 19 Oct 2026

59.33 times as many issues currently open as the
average number of issues opened per month.

3.01 times as many closed issues as open issues.

Produced by GNUPLOT 6.0 patchlevel 5 2026-10 2026-09 2026-08 2026-07 2026-06 2026-05 2026-04 2026-03 2026-01 2025-12 2025-10 2025-08 2025-07 2025-06 2025-05 2025-04 2025-02 2025-01 2024-12 2024-11 2024-10 2024-09 2024-08 2024-07 2024-06 2024-05 2024-04 2024-03 2024-02 2024-01 2023-12 2023-11 2023-10 2023-09 2023-08 2023-07 2023-06 2023-05 2023-04 2023-01 2022-12 2022-11 2022-10 2022-09 2022-08 2022-07 2022-06 2022-05 2022-04 2022-03 2022-02 2022-01 2021-12 2021-11 2021-10 2021-09 2021-08 2021-07 2021-06 2021-05 2021-04 2021-03 2021-02 2021-01 2020-12 2020-11 2020-10 2020-09 2020-08 2020-07 2020-06 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-09 2017-08 2017-07 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12 2016-11 2016-10 2016-09 2016-06 2016-05 2016-04 2016-03 2016-02 2016-01 2015-12 2015-11 2015-10 Number of issues still open _plot_2 2 2 3 3 1 5 3 2 2 1 1 7 4 1 7 3 3 3 1 5 1 1 2 1 1 4 3 3 2 2 2 3 8 11 5 5 1 2 1 2 1 1 3 1 3 2 3 3 5 1 2 10 1 6 1 4 3 2 4 3 5 4 6 2 1 2 2 5 3 2 8 4 1 5 2 4 4 3 7 1 3 5 3 1 2 3 2 4 4 1 3 1 3 3 1 2 3 5 5 1 1 1 5 1 1 1 7 2 2 1 1 1 3 1 2 1 5 2 5 2 3 2 2 Number of issues still open Number of issues still open _plot_2 Month created

🔗 Age statistics for all open issues
Newest 1st Qu Median Mean 3rd Qu 𝜂90th Oldest
3 days 1110 days 1993 days 1975 days 2812 days 3483 days 4010 days
Standard deviation: 1092 days

🔗 Open PRs

128 PRs were open as of 19 Oct 2026

8.00 times as many PRs currently open as the
average number of PRs opened per month.

17.72 times as many closed PRs as open PRs.

Produced by GNUPLOT 6.0 patchlevel 5 2026-10 2026-09 2026-08 2026-07 2026-06 2026-05 2026-04 2026-03 2026-01 2025-12 2025-11 2025-09 2025-07 2025-06 2025-05 2025-02 2024-11 2024-10 2024-08 2024-07 2024-04 2024-03 2024-01 2023-11 2023-10 2023-09 2023-07 2023-06 2023-05 2023-01 2022-12 2022-11 2022-10 2022-09 2022-07 2022-06 2022-05 2022-03 2021-10 2021-09 2021-07 2021-06 2021-05 2021-04 Number of PRs still open _plot_2 6 12 6 7 1 2 4 7 2 2 1 2 5 3 9 2 1 4 2 2 1 5 2 2 5 2 4 4 1 1 1 3 1 1 2 2 1 3 1 1 1 1 1 2 Number of PRs still open Number of PRs still open _plot_2 Month created

🔗 Age statistics for all open PRs
Newest 1st Qu Median Mean 3rd Qu 𝜂90th Oldest
0 days 134 days 522 days 686 days 1122 days 1556 days 2022 days
Standard deviation: 590 days

🔗 Issues resolved

1071 issues were closed as of 19 Oct 2026

3.01 times as many closed issues as open issues.

33 percent ratio of total closed issues to total commits.

Latest1000closedissues Produced by GNUPLOT 6.0 patchlevel 5 2026-10 2026-09 2026-08 2026-07 2026-06 2026-05 2026-04 2026-03 2026-02 2026-01 2025-12 2025-11 2025-10 2025-09 2025-08 2025-07 2025-06 2025-05 2025-04 2025-03 2025-02 2025-01 2024-12 2024-11 2024-10 2024-09 2024-08 2024-07 2024-06 2024-05 2024-03 2024-02 2024-01 2023-12 2023-11 2023-10 2023-09 2023-08 2023-07 2023-06 2023-05 2023-04 2023-03 2023-02 2023-01 2022-12 2022-11 2022-10 2022-09 2022-08 2022-07 2022-06 2022-05 2022-04 2022-03 2022-02 2022-01 2021-12 2021-11 2021-10 2021-09 2021-08 2021-07 2021-06 2021-05 2021-04 2021-03 2021-02 2021-01 2020-12 2020-11 2020-10 2020-09 2020-08 2020-07 2020-06 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09 2017-08 2017-07 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12 2016-11 2016-10 2016-09 2016-08 2016-07 2016-06 2016-05 2016-04 2016-03 2016-02 2016-01 2015-12 2015-11 2015-10 2015-06 Number of issues closed Latest1000closedissues_plot_2 3 4 7 7 9 5 4 7 2 1 2 6 5 2 4 2 7 7 9 5 8 4 8 14 11 7 4 5 3 11 2 5 5 2 5 4 1 2 3 4 8 8 4 2 5 4 3 4 5 10 2 6 4 10 6 12 9 1 3 4 10 8 7 6 3 5 5 13 13 9 2 10 7 10 15 4 18 11 7 13 37 9 7 14 7 6 8 12 8 21 7 13 16 7 5 6 6 14 10 13 3 15 4 9 5 7 2 3 6 16 10 11 4 14 3 13 1 13 7 4 8 9 8 8 2 17 10 40 21 6 1 1 1 Number of issues closed Number of issues closed Latest1000closedissues_plot_2 Month created Latest 1000 closed issues

🔗 Time-to-close statistics for latest 1000 closed issues
Fastest 1st Qu Median Mean 3rd Qu 𝜂90th Longest
0 days 0 days 8 days 187 days 131 days 621 days 2484 days
Standard deviation: 409 days

🔗 PRs merged/closed

2268 PRs were merged/closed as of 19 Oct 2026

17.72 times as many closed PRs as open PRs.

Latest1000mergedclosedPRs Produced by GNUPLOT 6.0 patchlevel 5 2026-10 2026-09 2026-08 2026-07 2026-06 2026-05 2026-04 2026-03 2026-02 2026-01 2025-12 2025-11 2025-10 2025-09 2025-08 2025-07 2025-06 2025-05 2025-04 2025-03 2025-02 2025-01 2024-12 2024-11 2024-10 2024-09 2024-08 2024-07 2024-06 2024-05 2024-04 2024-03 2024-02 2024-01 2023-12 2023-11 2023-10 2023-09 2023-08 2023-07 2023-06 2023-05 2023-04 2023-03 2023-02 2023-01 2022-12 2022-11 2022-10 2022-09 2022-08 2022-07 2022-06 2022-05 2022-04 2022-03 2022-02 2022-01 2021-12 2021-11 2021-10 2021-09 2021-08 2021-07 2021-04 2021-03 2021-02 2020-12 2020-11 2020-10 2020-09 2020-08 2020-07 2020-06 2020-05 2020-04 2020-03 2020-02 2020-01 2019-10 2019-08 2019-07 2019-06 2019-02 2018-08 2018-07 2018-01 2017-11 2017-02 2016-11 2016-03 2016-02 Number of PRs merged/closed Latest1000mergedclosedPRs_plot_2 6 6 24 15 19 12 60 18 5 6 18 18 1 15 15 16 13 13 13 9 15 13 8 16 20 12 12 8 8 10 4 10 26 20 4 6 15 6 17 12 21 18 11 10 11 15 6 14 9 48 38 13 6 10 34 28 15 22 6 15 16 36 4 3 1 1 3 3 1 3 3 1 1 1 4 6 2 1 1 1 1 1 2 1 2 1 1 1 1 1 1 1 Number of PRs merged/closed Number of PRs merged/closed Latest1000mergedclosedPRs_plot_2 Month created Latest 1000 merged/closed PRs

🔗 Time-to-close statistics for latest 1000 merged/closed PRs
Fastest 1st Qu Median Mean 3rd Qu 𝜂90th Longest
0 days 1 days 13 days 92 days 55 days 192 days 2610 days
Standard deviation: 269 days

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