@sinclair/typeboxvsajv

Winner: @sinclair/typebox

@sinclair/typebox is the safest overall pick in this comparison

@sinclair/typebox46/100

ajv28/100

Measured evidence

Health scores: @sinclair/typebox: 46/100, ajv: 28/100.
Releases in the last 90 days: @sinclair/typebox: 0, ajv: 0.
GitHub activity: @sinclair/typebox: 4 commits, ajv: 0 commits.
Known vulnerabilities: @sinclair/typebox: 0, ajv: 0.
OpenSSF scores: @sinclair/typebox: -/10, ajv: 4.8/10.

Caveats

The score favors @sinclair/typebox, 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	@sinclair/typebox	ajv
Release cadence	0 releases in last 90 days	0 releases in last 90 days
Last release	63 days ago	141 days ago
Open issues	3 open issues	290 open issues
Bus factor	top contributor makes 100% of commits	top contributor makes 86.77% of commits
Commit activity	4 commits in the last 90 days	0 commits in the last 90 days
Pull request activity	0 PRs opened in the last 90 days	20 PRs opened in the last 90 days
OpenSSF score	not scored	4.8/10
Vulnerabilities	0 known vulnerabilities	0 known vulnerabilities

Weekly npm downloads

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

@sinclair/typeboxajv

View as table

Week	@sinclair/typebox	ajv
2026-08-31	16,524,718	332,384,254
2026-08-24	56,451,215	377,236,472
2026-08-17	0	370,050,651
2026-08-10	0	316,773,483
2026-08-03	0	365,940,707
2026-07-27	53,555,535	366,039,890
2026-07-20	108,128,768	351,242,149
2026-07-13	105,218,366	342,449,783
2026-07-06	96,276,611	250,995,472
2026-06-29	96,267,090	315,170,083
2026-06-22	101,256,259	321,843,432
2026-06-15	104,759,968	331,610,234
2026-06-08	101,969,612	320,754,224
2026-06-01	83,596,287	253,871,369
2026-05-25	93,768,797	290,096,050
2026-05-18	100,735,013	307,391,476
2026-05-11	100,674,381	305,597,714
2026-05-04	96,042,695	293,029,853
2026-04-27	91,976,654	290,670,363
2026-04-20	95,637,922	278,776,183
2026-04-13	95,720,787	267,411,201
2026-04-06	94,458,193	249,009,348
2026-03-30	96,775,901	249,495,279
2026-03-23	103,080,173	268,086,643
2026-03-16	99,224,577	280,924,123
2026-03-09	99,289,492	263,127,403
2026-03-02	93,964,223	259,851,034
2026-02-23	91,400,880	242,466,936
2026-02-16	83,891,446	209,246,745
2026-02-09	86,351,574	208,433,494
2026-02-02	84,255,918	231,192,497
2026-01-26	79,350,313	209,548,851
2026-01-19	74,815,570	203,017,838
2026-01-12	72,731,351	202,496,654
2026-01-05	66,326,434	171,201,570
2025-12-29	35,926,690	103,612,499
2025-12-22	37,566,599	99,708,608
2025-12-15	67,090,579	164,811,145
2025-12-08	69,485,810	172,448,832
2025-12-01	70,199,965	177,422,177
2025-11-24	62,134,470	167,226,616
2025-11-17	66,718,582	170,083,478
2025-11-10	62,786,458	161,385,476
2025-11-03	64,389,978	160,679,222
2025-10-27	63,200,032	159,676,014
2025-10-20	63,092,937	140,527,842
2025-10-13	61,788,312	157,944,195
2025-10-06	61,140,078	155,853,051
2025-09-29	60,365,707	151,753,055
2025-09-22	59,105,428	151,410,853
2025-09-15	60,173,964	152,943,336
2025-09-08	57,996,704	152,592,614
2025-09-01	54,595,251	143,927,631
2025-08-25	60,779,599	151,804,134
2025-08-18	54,452,481	145,089,163
2025-08-11	51,323,883	136,341,826
2025-08-04	53,017,963	140,713,078
2025-07-28	56,243,300	158,350,932
2025-07-21	51,181,924	143,748,348
2025-07-14	49,306,990	151,513,829
2025-07-07	49,752,510	157,751,587
2025-06-30	46,125,157	154,037,665
2025-06-23	51,193,480	179,294,199
2025-06-16	51,428,874	178,435,742
2025-06-09	42,394,059	154,684,247
2025-06-02	39,349,566	150,622,241
2025-05-26	35,823,734	137,113,558
2025-05-19	38,653,584	147,762,685
2025-05-12	37,376,303	141,231,070
2025-05-05	35,408,026	133,788,970
2025-04-28	32,729,413	122,696,394
2025-04-21	34,144,186	129,690,752
2025-04-14	33,797,100	125,806,064
2025-04-07	36,097,512	135,762,491
2025-03-31	36,309,099	136,101,220
2025-03-24	36,351,592	132,397,864
2025-03-17	36,084,616	130,853,467
2025-03-10	36,353,820	129,436,911
2025-03-03	35,498,241	126,104,732
2025-02-24	36,310,696	127,347,164
2025-02-17	34,714,666	124,454,743
2025-02-10	36,108,667	128,558,224
2025-02-03	35,517,404	133,866,908
2025-01-27	33,206,601	120,206,542
2025-01-20	32,297,100	117,709,751
2025-01-13	32,148,635	118,934,090
2025-01-06	30,222,723	112,008,002
2024-12-30	16,729,934	65,950,470
2024-12-23	14,904,277	58,848,003
2024-12-16	31,616,739	113,390,428
2024-12-09	32,746,069	117,904,857
2024-12-02	33,036,600	118,980,708
2024-11-25	31,096,100	121,032,004
2024-11-18	35,619,815	136,660,462
2024-11-11	32,719,632	124,549,333
2024-11-04	32,983,074	121,165,653
2024-10-28	31,494,282	109,936,457
2024-10-21	33,023,742	119,313,286
2024-10-14	31,715,080	113,000,557
2024-10-07	31,776,013	112,044,417
2024-09-30	30,326,667	107,369,097
2024-09-23	31,667,968	112,475,216
2024-09-16	30,866,472	109,046,743
2024-09-09	31,723,705	111,338,936
2024-09-02	29,808,541	105,363,310
2024-08-26	30,514,229	106,893,160
2024-08-19	30,202,212	104,419,653
2024-08-12	28,230,001	97,681,723
2024-08-05	29,934,768	103,500,010
2024-07-29	30,154,801	104,972,557
2024-07-22	30,063,745	105,262,158
2024-07-15	29,937,176	107,337,300
2024-07-08	30,376,656	105,583,399
2024-07-01	27,952,102	96,926,603
2024-06-24	30,320,868	103,229,476
2024-06-17	30,030,216	102,643,094
2024-06-10	30,784,966	104,744,184
2024-06-03	30,778,017	105,958,694
2024-05-27	28,750,757	100,473,638
2024-05-20	29,405,995	100,376,507
2024-05-13	30,254,812	103,193,416
2024-05-06	27,943,131	96,131,607
2024-04-29	27,040,448	92,694,117
2024-04-22	29,791,899	99,548,605
2024-04-15	30,186,284	101,352,635
2024-04-08	29,531,243	98,768,111
2024-04-01	28,705,883	96,100,435
2024-03-25	26,257,101	88,901,071
2024-03-18	30,882,671	103,577,448
2024-03-11	30,629,257	103,998,542
2024-03-04	30,498,355	103,593,729
2024-02-26	30,591,247	103,963,290
2024-02-19	28,728,536	99,089,137
2024-02-12	27,982,505	96,214,141
2024-02-05	28,709,745	98,888,516
2024-01-29	29,150,038	100,885,261
2024-01-22	28,150,921	97,765,722
2024-01-15	27,187,251	94,914,558
2024-01-08	26,777,134	93,969,035
2024-01-01	19,270,650	69,744,367
2023-12-25	11,701,276	48,152,796
2023-12-18	23,542,856	84,692,957
2023-12-11	27,040,271	95,099,786
2023-12-04	27,014,829	95,332,355
2023-11-27	27,286,161	98,023,700
2023-11-20	23,974,649	90,649,796
2023-11-13	26,261,493	96,623,341
2023-11-06	26,826,908	98,395,644
2023-10-30	18,112,927	68,018,493
2023-10-23	26,407,416	96,365,341
2023-10-16	27,012,708	98,350,297
2023-10-09	24,587,907	91,974,037
2023-10-02	24,950,903	91,889,835
2023-09-25	25,692,704	95,220,330
2023-09-18	25,281,515	95,383,542
2023-09-11	25,307,635	95,516,011
2023-09-04	23,340,640	90,137,641
2023-08-28	23,755,748	92,187,911
2023-08-21	24,470,403	93,707,510
2023-08-14	22,212,791	87,203,585
2023-08-07	22,871,667	91,291,181
2023-07-31	22,981,282	91,948,869
2023-07-24	22,584,783	92,123,664
2023-07-17	22,900,982	92,579,758
2023-07-10	23,546,259	93,735,875
2023-07-03	20,750,541	85,945,179
2023-06-26	20,522,033	89,620,374
2023-06-19	20,136,906	90,452,804
2023-06-12	20,787,404	94,233,783
2023-06-05	19,694,803	91,367,180
2023-05-29	18,735,966	86,825,338
2023-05-22	19,741,989	90,120,233
2023-05-15	19,159,942	89,700,496
2023-05-08	19,473,841	89,791,074
2023-05-01	18,192,976	83,114,006
2023-04-24	19,651,474	91,741,987
2023-04-17	19,206,362	90,215,316
2023-04-10	17,924,297	84,701,021
2023-04-03	17,197,707	83,312,760
2023-03-27	19,263,511	92,994,887
2023-03-20	18,776,078	91,606,444
2023-03-13	18,164,823	92,052,135
2023-03-06	16,661,573	89,199,753
2023-02-27	16,286,317	91,091,586
2023-02-20	15,479,793	88,535,063
2023-02-13	15,377,759	90,689,742
2023-02-06	14,488,361	92,694,316
2023-01-30	14,011,442	92,267,712
2023-01-23	12,286,913	85,819,195
2023-01-16	10,553,518	84,571,695
2023-01-09	10,691,559	86,969,705
2023-01-02	8,468,566	70,596,068
2022-12-26	5,222,907	47,119,083
2022-12-19	8,683,287	71,991,603
2022-12-12	10,401,240	84,490,671
2022-12-05	10,398,846	85,450,118
2022-11-28	10,357,568	85,739,764
2022-11-21	8,936,272	78,015,917
2022-11-14	10,201,530	88,555,511
2022-11-07	10,039,044	82,554,575
2022-10-31	9,329,561	79,142,149
2022-10-24	9,603,486	80,246,529
2022-10-17	9,300,448	80,562,174
2022-10-10	8,494,225	77,013,392
2022-10-03	8,278,554	75,540,187
2022-09-26	8,712,034	78,311,938
2022-09-19	7,794,769	75,886,363
2022-09-12	8,031,528	77,924,783
2022-09-05	7,602,725	73,061,004
2022-08-29	7,338,920	74,624,656
2022-08-22	6,971,060	75,601,131
2022-08-15	6,384,655	73,648,539
2022-08-08	6,113,641	74,255,506
2022-08-01	6,091,166	74,549,731
2022-07-25	5,512,706	74,484,063
2022-07-18	4,630,869	61,487,903
2022-07-11	4,988,861	70,034,664
2022-07-04	4,031,817	66,305,676
2022-06-27	3,944,189	70,707,641
2022-06-20	3,609,125	69,222,460
2022-06-13	3,204,617	68,574,369
2022-06-06	2,897,626	68,342,338
2022-05-30	2,680,750	67,251,476
2022-05-23	2,345,601	66,402,220
2022-05-16	2,175,900	69,540,653
2022-05-09	1,925,727	67,165,181
2022-05-02	1,554,583	60,800,857
2022-04-25	1,242,441	67,761,609
2022-04-18	43,190	62,896,097
2022-04-11	40,974	63,859,200
2022-04-04	44,337	69,493,765
2022-03-28	41,614	72,845,571
2022-03-21	35,316	70,997,699
2022-03-14	33,774	68,801,424
2022-03-07	33,982	68,152,245
2022-02-28	34,274	67,584,269
2022-02-21	31,369	66,216,003
2022-02-14	34,090	70,348,104
2022-02-07	29,326	71,273,287
2022-01-31	29,371	66,742,492
2022-01-24	29,926	65,420,862
2022-01-17	28,270	63,722,776
2022-01-10	25,644	62,291,434
2022-01-03	21,647	52,127,615
2021-12-27	14,895	34,474,651
2021-12-20	19,995	46,886,771
2021-12-13	23,982	58,987,733
2021-12-06	23,042	56,335,911
2021-11-29	25,953	56,632,928
2021-11-22	22,042	50,467,825
2021-11-15	26,079	55,391,876
2021-11-08	18,679	53,959,636
2021-11-01	19,772	52,336,909
2021-10-25	18,042	55,332,472
2021-10-18	17,959	54,745,281
2021-10-11	16,808	52,676,562
2021-10-04	15,799	53,206,887
2021-09-27	14,852	52,662,048
2021-09-20	17,149	51,476,712
2021-09-13	15,695	51,065,460

@sinclair/typebox details ajv details