@js-temporal/polyfillvsmoment

Winner: moment

moment is the safest overall pick in this comparison

@js-temporal/polyfill24/100

moment54/100

Measured evidence

Health scores: moment: 54/100, @js-temporal/polyfill: 24/100.
Releases in the last 90 days: moment: 0, @js-temporal/polyfill: 0.
GitHub activity: moment: 54 commits, @js-temporal/polyfill: 0 commits.
Known vulnerabilities: moment: 0, @js-temporal/polyfill: 0.
OpenSSF scores: moment: 6.1/10, @js-temporal/polyfill: 4.5/10.

Caveats

The score favors moment, but ecosystem fit and API ergonomics can still outweigh the measured gap.

Package details

Risk signals

Measured metrics — each value links to its source.

Signal	@js-temporal/polyfill	moment
Release cadence	0 releases in last 90 days	0 releases in last 90 days
Last release	530 days ago	990 days ago
Open issues	47 open issues	54 open issues
Bus factor	top contributor makes 61.73% of commits	top contributor makes 47.16% of commits
Commit activity	0 commits in the last 90 days	54 commits in the last 90 days
Pull request activity	1 PRs opened in the last 90 days	16 PRs opened in the last 90 days
OpenSSF score	4.5/10	6.1/10
Vulnerabilities	0 known vulnerabilities

Weekly npm downloads

Daily downloads aggregated to weekly sums (last 5 years).

@js-temporal/polyfillmoment

View as table

Week	@js-temporal/polyfill	moment
2026-08-31	2,386,412	4,872,612
2026-08-24	2,434,302	17,937,164
2026-08-17	2,162,015	0
2026-08-10	1,827,451	0
2026-08-03	1,948,653	0
2026-07-27	1,864,920	4,378,902
2026-07-20	1,714,074	2,189,834
2026-07-13	1,677,974	23,336,044
2026-07-06	1,146,629	26,088,753
2026-06-29	1,125,076	32,946,357
2026-06-22	1,429,497	35,021,352
2026-06-15	1,396,209	35,288,839
2026-06-08	1,453,308	35,311,553
2026-06-01	889,325	27,464,569
2026-05-25	1,269,490	31,809,894
2026-05-18	1,211,522	33,892,716
2026-05-11	1,232,059	34,420,653
2026-05-04	1,107,276	33,069,418
2026-04-27	1,035,979	31,137,899
2026-04-20	1,042,357	31,441,952
2026-04-13	960,469	31,223,028
2026-04-06	880,109	30,268,081
2026-03-30	850,573	29,676,677
2026-03-23	908,790	31,668,708
2026-03-16	850,646	31,119,191
2026-03-09	816,902	31,961,845
2026-03-02	746,109	30,993,763
2026-02-23	687,212	30,605,636
2026-02-16	564,231	27,542,012
2026-02-09	547,368	28,553,491
2026-02-02	614,520	28,185,388
2026-01-26	612,590	27,357,642
2026-01-19	586,594	26,534,326
2026-01-12	564,500	25,887,772
2026-01-05	439,192	24,051,825
2025-12-29	207,591	13,899,871
2025-12-22	188,973	14,682,583
2025-12-15	445,592	25,537,371
2025-12-08	415,710	26,975,397
2025-12-01	419,636	27,287,241
2025-11-24	326,461	25,814,106
2025-11-17	366,928	26,702,375
2025-11-10	356,827	25,800,382
2025-11-03	349,168	26,198,631
2025-10-27	385,475	25,921,399
2025-10-20	399,153	21,554,324
2025-10-13	359,822	25,283,540
2025-10-06	380,104	24,887,179
2025-09-29	360,073	24,510,284
2025-09-22	353,687	24,708,247
2025-09-15	301,609	24,762,412
2025-09-08	314,391	24,738,037
2025-09-01	281,857	22,994,209
2025-08-25	242,831	24,953,854
2025-08-18	252,892	23,821,873
2025-08-11	249,233	22,421,046
2025-08-04	253,953	23,237,764
2025-07-28	245,913	25,358,157
2025-07-21	226,338	23,963,754
2025-07-14	215,582	24,746,122
2025-07-07	237,026	25,233,823
2025-06-30	218,270	25,049,629
2025-06-23	240,744	27,603,631
2025-06-16	244,589	26,406,486
2025-06-09	238,005	24,405,682
2025-06-02	268,401	24,412,238
2025-05-26	316,587	22,749,207
2025-05-19	388,697	24,251,967
2025-05-12	202,174	23,984,303
2025-05-05	185,456	22,899,714
2025-04-28	168,527	21,101,887
2025-04-21	165,367	22,197,944
2025-04-14	158,125	21,645,486
2025-04-07	172,394	23,121,361
2025-03-31	170,253	22,763,360
2025-03-24	171,070	23,418,519
2025-03-17	176,517	23,616,213
2025-03-10	162,990	23,181,073
2025-03-03	150,461	22,877,697
2025-02-24	159,340	23,225,353
2025-02-17	156,783	22,545,174
2025-02-10	158,068	23,293,153
2025-02-03	167,867	23,231,771
2025-01-27	138,577	22,120,972
2025-01-20	133,702	21,472,061
2025-01-13	129,166	21,354,116
2025-01-06	127,316	20,397,566
2024-12-30	65,484	12,425,687
2024-12-23	67,566	11,365,200
2024-12-16	126,303	20,880,613
2024-12-09	142,451	21,853,758
2024-12-02	135,159	21,989,016
2024-11-25	128,355	21,269,687
2024-11-18	150,028	23,736,009
2024-11-11	138,969	22,061,612
2024-11-04	148,640	22,103,505
2024-10-28	135,599	20,714,715
2024-10-21	134,796	22,332,204
2024-10-14	132,672	21,246,125
2024-10-07	136,736	21,104,723
2024-09-30	138,544	20,731,509
2024-09-23	150,913	21,771,755
2024-09-16	151,888	21,160,802
2024-09-09	151,454	21,817,917
2024-09-02	141,301	20,307,671
2024-08-26	138,179	20,607,621
2024-08-19	128,374	20,467,779
2024-08-12	121,531	19,433,677
2024-08-05	129,758	20,356,194
2024-07-29	128,594	20,604,282
2024-07-22	134,319	20,752,861
2024-07-15	130,506	21,174,644
2024-07-08	129,730	20,806,655
2024-07-01	124,199	19,055,798
2024-06-24	130,810	20,274,029
2024-06-17	129,019	19,736,372
2024-06-10	126,663	20,237,098
2024-06-03	125,880	20,499,146
2024-05-27	121,247	19,342,682
2024-05-20	121,572	19,690,471
2024-05-13	130,190	20,160,448
2024-05-06	121,859	18,945,784
2024-04-29	119,512	18,210,597
2024-04-22	134,077	20,086,471
2024-04-15	131,583	20,368,441
2024-04-08	126,792	19,970,492
2024-04-01	131,161	19,563,659
2024-03-25	124,729	18,363,538
2024-03-18	142,428	21,723,853
2024-03-11	147,552	22,357,643
2024-03-04	197,812	21,864,334
2024-02-26	199,419	21,914,068
2024-02-19	147,865	20,889,718
2024-02-12	149,812	19,965,891
2024-02-05	149,023	20,236,520
2024-01-29	147,026	20,832,308
2024-01-22	145,396	20,373,286
2024-01-15	140,042	19,685,255
2024-01-08	133,282	21,027,791
2024-01-01	98,822	16,865,648
2023-12-25	59,556	13,761,285
2023-12-18	111,747	19,663,173
2023-12-11	124,149	20,257,159
2023-12-04	125,622	19,382,849
2023-11-27	121,096	21,920,524
2023-11-20	100,265	20,817,535
2023-11-13	104,085	21,919,197
2023-11-06	107,524	21,873,838
2023-10-30	71,105	15,369,532
2023-10-23	99,500	22,210,764
2023-10-16	105,901	22,086,457
2023-10-09	93,901	21,087,355
2023-10-02	95,700	20,387,516
2023-09-25	97,491	20,967,232
2023-09-18	87,184	20,621,678
2023-09-11	83,697	20,446,929
2023-09-04	78,551	19,783,118
2023-08-28	87,850	21,851,917
2023-08-21	80,835	22,542,549
2023-08-14	75,961	20,338,293
2023-08-07	75,660	20,826,460
2023-07-31	74,687	20,147,390
2023-07-24	84,174	20,414,924
2023-07-17	82,455	20,255,797
2023-07-10	87,368	20,304,611
2023-07-03	75,625	18,335,434
2023-06-26	68,604	19,699,739
2023-06-19	71,221	20,085,677
2023-06-12	75,435	21,170,147
2023-06-05	70,962	20,242,875
2023-05-29	64,666	19,116,846
2023-05-22	67,901	19,305,761
2023-05-15	64,969	20,573,060
2023-05-08	59,344	20,349,195
2023-05-01	50,220	19,187,131
2023-04-24	62,054	21,982,876
2023-04-17	58,267	22,859,545
2023-04-10	51,269	20,566,590
2023-04-03	45,460	19,658,763
2023-03-27	49,213	21,894,168
2023-03-20	48,058	21,057,605
2023-03-13	52,634	21,040,141
2023-03-06	48,762	20,568,516
2023-02-27	53,422	21,036,437
2023-02-20	45,654	21,901,031
2023-02-13	47,263	21,632,052
2023-02-06	44,646	22,904,571
2023-01-30	44,390	21,920,436
2023-01-23	42,246	20,124,113
2023-01-16	42,747	19,260,428
2023-01-09	41,541	19,456,765
2023-01-02	31,077	15,691,640
2022-12-26	16,827	11,049,423
2022-12-19	32,791	16,990,930
2022-12-12	31,428	19,624,681
2022-12-05	32,751	19,787,231
2022-11-28	31,800	20,218,710
2022-11-21	27,336	18,711,044
2022-11-14	30,050	21,444,634
2022-11-07	31,545	19,691,994
2022-10-31	29,975	18,774,024
2022-10-24	28,477	19,690,230
2022-10-17	27,793	19,986,856
2022-10-10	26,713	19,098,872
2022-10-03	24,824	18,612,742
2022-09-26	25,443	19,655,249
2022-09-19	20,663	19,411,125
2022-09-12	23,813	19,950,282
2022-09-05	23,558	18,632,702
2022-08-29	23,109	19,173,910
2022-08-22	22,149	20,027,090
2022-08-15	19,613	19,058,028
2022-08-08	18,885	19,341,312
2022-08-01	19,810	19,750,141
2022-07-25	18,221	19,788,135
2022-07-18	15,783	16,870,646
2022-07-11	15,399	19,687,759
2022-07-04	15,952	19,202,799
2022-06-27	16,054	19,828,285
2022-06-20	15,025	20,053,057
2022-06-13	13,871	19,680,819
2022-06-06	13,081	20,072,178
2022-05-30	10,796	20,003,801
2022-05-23	12,075	20,328,598
2022-05-16	11,006	19,969,520
2022-05-09	10,869	19,190,364
2022-05-02	8,283	17,133,377
2022-04-25	11,844	18,912,656
2022-04-18	11,087	18,097,740
2022-04-11	8,981	18,023,625
2022-04-04	9,787	20,236,541
2022-03-28	9,683	19,517,481
2022-03-21	8,508	19,184,308
2022-03-14	7,766	18,878,482
2022-03-07	7,144	18,816,066
2022-02-28	6,155	18,511,993
2022-02-21	6,160	18,365,277
2022-02-14	5,761	19,480,416
2022-02-07	5,558	19,520,226
2022-01-31	5,219	18,563,883
2022-01-24	4,410	18,433,599
2022-01-17	5,147	17,803,314
2022-01-10	4,726	18,043,737
2022-01-03	4,549	15,212,087
2021-12-27	1,757	9,974,885
2021-12-20	3,523	13,731,607
2021-12-13	4,181	17,629,593
2021-12-06	3,902	16,658,177
2021-11-29	4,184	16,594,866
2021-11-22	3,234	14,894,182
2021-11-15	3,574	16,560,712
2021-11-08	2,669	16,300,682
2021-11-01	2,314	15,685,272
2021-10-25	2,441	16,454,141
2021-10-18	2,035	16,402,093
2021-10-11	2,010	16,071,264
2021-10-04	1,232	16,232,059
2021-09-27	1,422	16,158,025
2021-09-20	1,145	16,066,183
2021-09-13	1,077	16,036,190

@js-temporal/polyfill details moment details