expressvsfastify

Winner: fastify

fastify is the safest overall pick in this comparison

express66/100

fastify80/100

Measured evidence

Health scores: fastify: 80/100, express: 66/100.
Releases in the last 90 days: fastify: 0, express: 0.
Known vulnerabilities: fastify: 0, express: 0.
OpenSSF scores: fastify: 8.3/10, express: 8.9/10.

Caveats

The score favors fastify, 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	express	fastify
Release cadence	0 releases in last 90 days	0 releases in last 90 days
Last release	228 days ago	12 days ago
Open issues	106 open issues	72 open issues
Bus factor	top contributor makes 68.85% of commits	top contributor makes 23.15% of commits
OpenSSF score	8.9/10	8.3/10
Vulnerabilities	0 known vulnerabilities	0 known vulnerabilities
Types	ships TypeScript types	ships TypeScript types

Weekly npm downloads

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

expressfastify

View as table

Week	express	fastify
2026-07-13	60,715,214	5,160,297
2026-07-06	105,613,670	8,870,813
2026-06-29	106,634,055	8,692,877
2026-06-22	109,234,890	8,846,595
2026-06-15	110,966,393	8,494,515
2026-06-08	110,362,880	8,443,087
2026-06-01	91,189,494	6,680,071
2026-05-25	102,441,526	7,307,661
2026-05-18	107,199,932	7,903,679
2026-05-11	104,948,193	7,687,311
2026-05-04	97,364,089	7,216,004
2026-04-27	95,106,692	6,816,536
2026-04-20	93,601,906	6,817,648
2026-04-13	92,403,852	6,610,291
2026-04-06	88,558,085	5,904,710
2026-03-30	87,258,816	5,584,564
2026-03-23	96,246,348	6,063,055
2026-03-16	90,501,476	5,911,199
2026-03-09	87,634,893	5,851,072
2026-03-02	84,378,779	5,595,109
2026-02-23	79,800,546	5,551,320
2026-02-16	69,341,017	4,918,036
2026-02-09	69,759,492	5,060,688
2026-02-02	67,032,780	5,150,074
2026-01-26	64,358,082	4,717,377
2026-01-19	60,478,845	4,409,155
2026-01-12	58,612,675	4,080,726
2026-01-05	54,070,149	3,356,668
2025-12-29	31,768,560	1,827,003
2025-12-22	33,740,397	1,912,088
2025-12-15	55,373,326	3,434,742
2025-12-08	58,275,083	3,430,749
2025-12-01	60,031,481	3,456,396
2025-11-24	52,025,285	3,110,385
2025-11-17	53,638,731	3,387,906
2025-11-10	51,138,829	3,255,233
2025-11-03	50,864,712	3,237,536
2025-10-27	49,999,023	3,113,179
2025-10-20	52,298,454	3,141,670
2025-10-13	50,207,403	3,099,453
2025-10-06	49,296,263	3,069,376
2025-09-29	47,453,240	3,034,493
2025-09-22	47,483,857	2,984,361
2025-09-15	47,870,062	2,897,246
2025-09-08	47,387,394	2,861,728
2025-09-01	44,386,683	2,632,734
2025-08-25	53,894,125	2,693,947
2025-08-18	45,042,320	2,661,648
2025-08-11	41,994,852	2,622,505
2025-08-04	43,033,627	2,580,012
2025-07-28	46,640,363	2,680,620
2025-07-21	43,521,685	2,532,623
2025-07-14	44,597,192	2,643,913
2025-07-07	46,539,698	2,669,991
2025-06-30	44,928,592	2,616,251
2025-06-23	51,037,068	2,877,226
2025-06-16	49,664,453	2,838,174
2025-06-09	44,488,134	2,583,001
2025-06-02	43,577,446	2,528,451
2025-05-26	40,302,622	2,354,496
2025-05-19	43,307,353	2,563,782
2025-05-12	44,588,275	2,535,492
2025-05-05	41,828,833	2,402,975
2025-04-28	35,327,742	2,231,758
2025-04-21	36,986,291	2,331,600
2025-04-14	36,123,670	2,313,100
2025-04-07	37,925,171	2,336,747
2025-03-31	37,646,197	2,465,727
2025-03-24	37,352,944	2,506,193
2025-03-17	37,115,558	2,472,315
2025-03-10	36,848,556	2,385,286
2025-03-03	36,505,866	2,339,301
2025-02-24	37,028,854	2,366,090
2025-02-17	35,401,766	2,287,919
2025-02-10	36,654,078	2,357,206
2025-02-03	38,610,131	2,252,655
2025-01-27	34,623,992	2,209,570
2025-01-20	33,266,695	2,207,559
2025-01-13	33,810,712	2,204,574
2025-01-06	31,836,812	2,046,843
2024-12-30	18,748,507	1,217,352
2024-12-23	17,299,864	1,131,517
2024-12-16	32,836,752	2,140,694
2024-12-09	34,113,708	2,210,252
2024-12-02	34,232,238	2,219,157
2024-11-25	32,755,830	2,150,573
2024-11-18	36,941,753	2,375,570
2024-11-11	34,286,838	2,185,858
2024-11-04	34,623,898	1,915,681
2024-10-28	32,486,005	1,782,631
2024-10-21	35,307,445	1,842,860
2024-10-14	33,807,837	1,811,614
2024-10-07	33,766,561	1,900,170
2024-09-30	31,660,666	1,807,907
2024-09-23	32,786,321	1,838,351
2024-09-16	32,397,019	1,803,715
2024-09-09	33,392,678	1,817,143
2024-09-02	29,490,553	1,736,702
2024-08-26	29,854,758	1,777,248
2024-08-19	29,549,454	1,812,390
2024-08-12	28,229,484	1,666,085
2024-08-05	29,837,673	1,704,875
2024-07-29	30,085,144	1,722,693
2024-07-22	30,163,735	1,710,940
2024-07-15	30,568,088	1,748,344
2024-07-08	30,192,471	1,668,083
2024-07-01	28,003,493	1,575,879
2024-06-24	29,921,254	1,638,813
2024-06-17	29,534,774	1,620,336
2024-06-10	30,228,785	1,616,854
2024-06-03	30,594,730	1,597,128
2024-05-27	28,708,487	1,550,710
2024-05-20	29,044,753	1,577,890
2024-05-13	29,903,070	1,699,037
2024-05-06	27,953,092	1,564,646
2024-04-29	26,899,289	1,494,048
2024-04-22	29,863,098	1,578,856
2024-04-15	30,216,209	1,736,957
2024-04-08	29,507,600	1,630,921
2024-04-01	29,061,199	1,566,697
2024-03-25	27,887,066	1,400,956
2024-03-18	31,564,393	1,814,590
2024-03-11	31,207,287	1,824,010
2024-03-04	31,025,166	1,847,527
2024-02-26	30,327,167	1,901,535
2024-02-19	28,394,778	1,796,443
2024-02-12	27,416,788	1,770,096
2024-02-05	28,044,432	1,732,937
2024-01-29	28,752,448	1,710,280
2024-01-22	28,045,369	1,655,753
2024-01-15	26,988,664	1,573,421
2024-01-08	26,904,529	1,423,645
2024-01-01	20,920,555	1,112,993
2023-12-25	15,572,728	744,108
2023-12-18	25,355,507	1,250,648
2023-12-11	28,076,324	1,463,872
2023-12-04	27,546,008	1,407,524
2023-11-27	29,498,639	1,423,066
2023-11-20	28,117,524	1,339,306
2023-11-13	29,987,354	1,366,926
2023-11-06	30,153,981	1,399,631
2023-10-30	20,800,492	972,652
2023-10-23	29,247,225	1,441,149
2023-10-16	29,605,338	1,426,736
2023-10-09	27,824,043	1,248,851
2023-10-02	27,707,789	1,249,630
2023-09-25	28,461,134	1,327,942
2023-09-18	29,141,246	1,337,542
2023-09-11	29,138,035	1,344,880
2023-09-04	27,306,173	1,220,168
2023-08-28	28,657,443	1,282,977
2023-08-21	29,292,642	1,253,624
2023-08-14	27,191,169	1,194,179
2023-08-07	28,001,049	1,268,026
2023-07-31	27,710,700	1,280,600
2023-07-24	27,935,482	1,244,803
2023-07-17	28,115,270	1,230,490
2023-07-10	28,838,615	1,188,501
2023-07-03	26,455,347	1,108,278
2023-06-26	27,613,290	1,118,218
2023-06-19	28,151,669	1,147,820
2023-06-12	29,301,420	1,153,397
2023-06-05	28,458,875	1,126,533
2023-05-29	26,629,949	1,128,375
2023-05-22	27,386,473	1,136,082
2023-05-15	27,995,216	1,133,076
2023-05-08	28,040,768	1,116,569
2023-05-01	26,368,321	1,018,079
2023-04-24	29,306,221	1,083,277
2023-04-17	29,540,394	1,043,205
2023-04-10	27,413,011	986,328
2023-04-03	26,618,858	934,106
2023-03-27	29,569,956	1,033,654
2023-03-20	29,243,441	1,065,410
2023-03-13	29,252,811	1,023,748
2023-03-06	28,581,504	991,150
2023-02-27	29,202,900	1,038,482
2023-02-20	29,010,226	962,833
2023-02-13	29,133,468	974,261
2023-02-06	29,753,333	1,050,540
2023-01-30	29,209,880	989,040
2023-01-23	27,092,811	926,705
2023-01-16	26,364,373	874,367
2023-01-09	26,997,213	897,240
2023-01-02	22,040,343	671,447
2022-12-26	15,271,873	400,656
2022-12-19	23,059,823	700,104
2022-12-12	27,919,090	872,836
2022-12-05	29,530,493	864,131
2022-11-28	27,810,229	842,130
2022-11-21	25,489,153	787,452
2022-11-14	29,305,457	852,964
2022-11-07	27,774,249	949,820
2022-10-31	26,826,934	861,979
2022-10-24	27,146,393	836,683
2022-10-17	27,420,324	790,955
2022-10-10	26,391,530	728,594
2022-10-03	24,907,839	723,150
2022-09-26	25,880,051	741,175
2022-09-19	25,233,764	709,338
2022-09-12	25,862,230	712,906
2022-09-05	24,174,521	655,745
2022-08-29	24,684,720	696,700
2022-08-22	25,321,272	721,753
2022-08-15	24,713,689	645,175
2022-08-08	24,996,971	619,847
2022-08-01	25,071,501	600,270
2022-07-25	25,030,813	607,615
2022-07-18	20,849,635	692,543
2022-07-11	23,871,078	1,774,760
2022-07-04	22,847,164	548,492
2022-06-27	24,542,406	556,584
2022-06-20	24,393,324	548,694
2022-06-13	24,446,044	550,332
2022-06-06	24,780,957	547,420
2022-05-30	24,724,896	538,907
2022-05-23	24,619,330	503,478
2022-05-16	24,999,768	527,015
2022-05-09	24,793,218	507,989
2022-05-02	21,793,585	458,235
2022-04-25	24,277,991	514,152
2022-04-18	21,850,279	439,139
2022-04-11	22,097,414	438,248
2022-04-04	24,117,230	459,937
2022-03-28	25,079,454	458,128
2022-03-21	24,602,530	443,524
2022-03-14	24,297,601	435,110
2022-03-07	24,112,813	432,140
2022-02-28	23,775,552	412,636
2022-02-21	23,567,202	407,026
2022-02-14	24,708,289	423,541
2022-02-07	23,992,276	411,077
2022-01-31	22,758,172	394,698
2022-01-24	22,677,444	390,086
2022-01-17	22,091,137	396,375
2022-01-10	22,120,356	377,661
2022-01-03	18,474,895	318,231
2021-12-27	12,472,156	231,466
2021-12-20	16,826,912	320,013
2021-12-13	20,298,941	427,469
2021-12-06	19,005,088	375,835
2021-11-29	19,143,328	362,650
2021-11-22	17,198,465	307,303
2021-11-15	18,816,214	343,234
2021-11-08	18,403,620	355,841
2021-11-01	17,656,232	296,738
2021-10-25	18,588,057	308,666
2021-10-18	18,421,268	309,353
2021-10-11	17,840,951	283,097
2021-10-04	18,185,942	289,035
2021-09-27	4,696,657	296,870
2021-09-20	0	287,844
2021-09-13	0	274,753
2021-09-06	0	254,810
2021-08-30	0	263,574
2021-08-23	0	259,705
2021-08-16	0	246,989
2021-08-09	0	249,371
2021-08-02	0	262,338
2021-07-26	0	247,681
2021-07-19	0	235,078
2021-07-12	0	11,656