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Pulse snapshot for 19 October 2026

https://github.com/spring-projects/spring-boot

JSON snapshot also available

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
7 27 25 1443 636 Sep 19 – Oct 19 2025 ending 12mo back
15 30 50 1458 456 Oct 19 – Nov 19 2025 ending 11mo back
14 29 48 1472 267 Nov 19 – Dec 19 2025 ending 10mo back
5 13 38 1477 206 Dec 19 – Jan 19 2026 ending 9mo back
12 27 44 1489 306 Jan 19 – Feb 19 2026 ending 8mo back
10 23 43 1499 298 Feb 19 – Mar 19 2026 ending 7mo back
16 31 51 1515 313 Mar 19 – Apr 19 2026 ending 6mo back
10 24 41 1525 182 Apr 19 – May 19 2026 ending 5mo back
8 22 36 1533 259 May 19 – Jun 19 2026 ending 4mo back
10 29 34 1543 96 Jun 19 – Jul 19 2026 ending 3mo back
7 21 33 1550 374 Jul 19 – Aug 19 2026 ending 2mo back
25 44 56 1575 267 Aug 19 – Sep 19 2026 ending 1mo back
19 35 54 1594 327 Sep 19 – Oct 19 2026 ending 13:04 UTC
Committerspermonth Produced by GNUPLOT 6.0 patchlevel 5 5 10 15 20 25 0 2 4 6 8 10 12 10 15 20 25 30 35 40 45 New committers Total committers New committers New committers Total committers Total committers New committers Total committers Months before 19 October 2026 🔗 Committers per month – spring-projects/spring-boot

🔗 For the last 13 months:

Cumulative total committers grew by 151 (from 1443 to 1594) in 12 months.

Totalcommittersandnew Produced by GNUPLOT 6.0 patchlevel 5 25 30 35 40 45 50 55 60 0 2 4 6 8 10 12 1440 1460 1480 1500 1520 1540 1560 1580 1600 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 – spring-projects/spring-boot Commitspermonth Produced by GNUPLOT 6.0 patchlevel 5 0 100 200 300 400 500 600 700 0 2 4 6 8 10 12 Commitspermonth_plot_1 Commits per month Months before 19 October 2026 🔗 Commits per month – spring-projects/spring-boot

🔗 Issue and PR pulse

Issues PRs Month range
Clsd Opnd + - Mrgd Clsd Opnd + -
326 354 +28 0 53 59 +6 Sep 19 – Oct 19 2025 ending 12mo back
516 432 -84 0 61 49 -12 Oct 19 – Nov 19 2025 ending 11mo back
359 328 -31 0 63 53 -10 Nov 19 – Dec 19 2025 ending 10mo back
254 258 +4 0 41 42 +1 Dec 19 – Jan 19 2026 ending 9mo back
310 317 +7 0 48 51 +3 Jan 19 – Feb 19 2026 ending 8mo back
362 347 -15 8 48 50 -6 Feb 19 – Mar 19 2026 ending 7mo back
327 345 +18 36 43 81 +2 Mar 19 – Apr 19 2026 ending 6mo back
271 255 -16 22 34 75 +19 Apr 19 – May 19 2026 ending 5mo back
252 266 +14 22 20 49 +7 May 19 – Jun 19 2026 ending 4mo back
110 111 +1 41 26 61 -6 Jun 19 – Jul 19 2026 ending 3mo back
316 351 +35 29 23 66 +14 Jul 19 – Aug 19 2026 ending 2mo back
398 332 -66 79 23 108 +6 Aug 19 – Sep 19 2026 ending 1mo back
303 342 +39 50 10 115 +55 Sep 19 – Oct 19 2026 ending 13:04 UTC
IncreasedecreaseinopenissuesPRs Produced by GNUPLOT 6.0 patchlevel 5 -100 -80 -60 -40 -20 0 20 40 0 2 4 6 8 10 12 -20 -10 0 10 20 30 40 50 60 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 – spring-projects/spring-boot

🔗 For the last 13 months:

Issuesclosedandopened Produced by GNUPLOT 6.0 patchlevel 5 100 150 200 250 300 350 400 450 500 550 0 2 4 6 8 10 12 100 150 200 250 300 350 400 450 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 – spring-projects/spring-boot PRsmergedclosedandopened Produced by GNUPLOT 6.0 patchlevel 5 40 50 60 70 80 90 100 110 0 2 4 6 8 10 12 40 50 60 70 80 90 100 110 120 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 – spring-projects/spring-boot

🔗 Open issues

497 issues were open as of 19 Oct 2026

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

86.74 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 2026-02 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 2023-08 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 2022-01 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 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-02 2018-01 2017-12 2017-08 2017-07 2017-06 2017-04 2017-01 2016-12 2016-08 2016-06 2016-04 2016-03 2016-02 2016-01 2015-12 2015-09 2015-08 2015-07 2015-06 2015-03 2015-01 2014-11 2014-09 Number of issues still open _plot_2 65 8 8 8 14 17 8 9 6 3 5 11 8 2 8 5 6 2 4 2 3 7 10 5 2 3 5 2 5 4 8 1 3 5 3 6 2 4 3 1 5 5 1 5 3 2 7 3 4 3 2 1 3 3 5 2 6 1 2 5 1 3 1 2 3 4 6 1 5 4 2 6 3 1 5 3 3 2 2 1 2 2 2 3 3 3 2 2 3 1 6 4 2 1 7 2 1 1 2 4 3 1 2 1 3 3 2 5 1 2 2 2 1 1 1 2 1 1 1 1 1 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
0 days 181 days 941 days 1286 days 2159 days 3055 days 4414 days
Standard deviation: 1188 days

🔗 Open PRs

46 PRs were open as of 19 Oct 2026

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

171.65 times as many closed PRs as open PRs.

Produced by GNUPLOT 6.0 patchlevel 5 2026-10 2026-09 2026-08 2026-07 2026-05 2023-04 Number of PRs still open _plot_2 39 3 1 1 1 1 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 2 days 5 days 41 days 10 days 24 days 1291 days
Standard deviation: 191 days

🔗 Issues resolved

43111 issues were closed as of 19 Oct 2026

86.74 times as many closed issues as open issues.

68 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 2026-04 2025-02 2019-10 2019-02 Number of issues closed Latest1000closedissues_plot_2 255 306 292 141 2 1 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 0 days 67 days 0 days 16 days 3690 days
Standard deviation: 347 days

🔗 PRs merged/closed

7896 PRs were merged/closed as of 19 Oct 2026

171.65 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 2024-02 2023-09 2023-06 2013-07 2013-06 2013-05 Number of PRs merged/closed Latest1000mergedclosedPRs_plot_2 54 119 61 67 50 64 61 81 36 58 44 63 65 45 56 47 14 1 1 3 2 1 1 1 1 1 2 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 0 days 0 days 14 days 3 days 21 days 2412 days
Standard deviation: 113 days

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