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2 of 5 packages selected.
2-package comparison
valibot is the safest overall pick in this comparison
Measured metrics — each value links to its source.
| Signal | ajv | valibot |
|---|---|---|
| Release cadence | 0 releases in last 90 days | 0 releases in last 90 days |
| Last release | 84 days ago | 19 days ago |
| Open issues | 282 open issues | 78 open issues |
| Bus factor | top contributor makes 86.77% of commits | top contributor makes 75.11% of commits |
| OpenSSF score | 5.4/10 | not scored |
| Vulnerabilities | 0 known vulnerabilities | 0 known vulnerabilities |
| Types | ships TypeScript types | ships TypeScript types |
Daily downloads aggregated to weekly sums (last 5 years).
| Week | ajv | valibot |
|---|---|---|
| 2026-07-13 | 176,608,393 | 7,809,847 |
| 2026-07-06 | 250,995,472 | 13,348,590 |
| 2026-06-29 | 315,170,083 | 12,624,583 |
| 2026-06-22 | 321,843,432 | 12,767,404 |
| 2026-06-15 | 331,610,234 | 12,831,212 |
| 2026-06-08 | 320,754,224 | 12,234,713 |
| 2026-06-01 | 253,871,369 | 9,791,063 |
| 2026-05-25 | 290,096,050 | 10,917,346 |
| 2026-05-18 | 307,391,476 | 11,350,406 |
| 2026-05-11 | 305,597,714 | 10,939,977 |
| 2026-05-04 | 293,029,853 | 10,185,941 |
| 2026-04-27 | 290,670,363 | 9,411,410 |
| 2026-04-20 | 278,776,183 | 8,883,806 |
| 2026-04-13 | 267,411,201 | 8,294,240 |
| 2026-04-06 | 249,009,348 | 7,558,101 |
| 2026-03-30 | 249,495,279 | 7,004,157 |
| 2026-03-23 | 268,086,643 | 7,456,485 |
| 2026-03-16 | 280,924,123 | 7,041,204 |
| 2026-03-09 | 263,127,403 | 6,919,800 |
| 2026-03-02 | 259,851,034 | 6,579,211 |
| 2026-02-23 | 242,466,936 | 6,321,704 |
| 2026-02-16 | 209,246,745 | 6,004,696 |
| 2026-02-09 | 208,433,494 | 5,716,089 |
| 2026-02-02 | 231,192,497 | 5,808,779 |
| 2026-01-26 | 209,548,851 | 5,632,750 |
| 2026-01-19 | 203,017,838 | 5,383,814 |
| 2026-01-12 | 202,496,654 | 5,043,684 |
| 2026-01-05 | 171,201,570 | 4,646,764 |
| 2025-12-29 | 103,612,499 | 3,406,765 |
| 2025-12-22 | 99,708,608 | 3,497,588 |
| 2025-12-15 | 164,811,145 | 4,717,633 |
| 2025-12-08 | 172,448,832 | 4,863,173 |
| 2025-12-01 | 177,422,177 | 5,049,716 |
| 2025-11-24 | 167,226,616 | 4,392,660 |
| 2025-11-17 | 170,083,478 | 3,372,498 |
| 2025-11-10 | 161,385,476 | 2,217,037 |
| 2025-11-03 | 160,679,222 | 2,236,399 |
| 2025-10-27 | 159,676,014 | 2,142,556 |
| 2025-10-20 | 140,527,842 | 1,675,858 |
| 2025-10-13 | 157,944,195 | 1,904,640 |
| 2025-10-06 | 155,853,051 | 2,008,133 |
| 2025-09-29 | 151,753,055 | 1,919,659 |
| 2025-09-22 | 151,410,853 | 1,960,491 |
| 2025-09-15 | 152,943,336 | 1,882,102 |
| 2025-09-08 | 152,592,614 | 1,965,470 |
| 2025-09-01 | 143,927,631 | 1,607,796 |
| 2025-08-25 | 151,804,134 | 1,634,655 |
| 2025-08-18 | 145,089,163 | 1,617,368 |
| 2025-08-11 | 136,341,826 | 1,585,914 |
| 2025-08-04 | 140,713,078 | 1,613,032 |
| 2025-07-28 | 158,350,932 | 1,560,490 |
| 2025-07-21 | 143,748,348 | 1,467,219 |
| 2025-07-14 | 151,513,829 | 1,466,628 |
| 2025-07-07 | 157,751,587 | 1,460,662 |
| 2025-06-30 | 154,037,665 | 1,417,283 |
| 2025-06-23 | 179,294,199 | 1,481,485 |
| 2025-06-16 | 178,435,742 | 1,445,793 |
| 2025-06-09 | 154,684,247 | 1,382,789 |
| 2025-06-02 | 150,622,241 | 1,416,025 |
| 2025-05-26 | 137,113,558 | 1,316,204 |
| 2025-05-19 | 147,762,685 | 1,374,982 |
| 2025-05-12 | 141,231,070 | 1,324,394 |
| 2025-05-05 | 133,788,970 | 1,323,457 |
| 2025-04-28 | 122,696,394 | 1,210,737 |
| 2025-04-21 | 129,690,752 | 1,258,337 |
| 2025-04-14 | 125,806,064 | 1,283,462 |
| 2025-04-07 | 135,762,491 | 1,358,121 |
| 2025-03-31 | 136,101,220 | 1,329,599 |
| 2025-03-24 | 132,397,864 | 1,308,395 |
| 2025-03-17 | 130,853,467 | 1,243,525 |
| 2025-03-10 | 129,436,911 | 1,264,419 |
| 2025-03-03 | 126,104,732 | 1,225,210 |
| 2025-02-24 | 127,347,164 | 1,289,967 |
| 2025-02-17 | 124,454,743 | 1,245,877 |
| 2025-02-10 | 128,558,224 | 1,271,931 |
| 2025-02-03 | 133,866,908 | 1,242,466 |
| 2025-01-27 | 120,206,542 | 1,187,524 |
| 2025-01-20 | 117,709,751 | 1,124,123 |
| 2025-01-13 | 118,934,090 | 985,245 |
| 2025-01-06 | 112,008,002 | 833,767 |
| 2024-12-30 | 65,950,470 | 509,820 |
| 2024-12-23 | 58,848,003 | 410,257 |
| 2024-12-16 | 113,390,428 | 798,851 |
| 2024-12-09 | 117,904,857 | 753,465 |
| 2024-12-02 | 118,980,708 | 693,518 |
| 2024-11-25 | 121,032,004 | 627,508 |
| 2024-11-18 | 136,660,462 | 587,126 |
| 2024-11-11 | 124,549,333 | 506,602 |
| 2024-11-04 | 121,165,653 | 427,698 |
| 2024-10-28 | 109,936,457 | 418,621 |
| 2024-10-21 | 119,313,286 | 403,863 |
| 2024-10-14 | 113,000,557 | 373,282 |
| 2024-10-07 | 112,044,417 | 365,504 |
| 2024-09-30 | 107,369,097 | 428,170 |
| 2024-09-23 | 112,475,216 | 345,593 |
| 2024-09-16 | 109,046,743 | 329,301 |
| 2024-09-09 | 111,338,936 | 340,267 |
| 2024-09-02 | 105,363,310 | 300,118 |
| 2024-08-26 | 106,893,160 | 307,409 |
| 2024-08-19 | 104,419,653 | 298,688 |
| 2024-08-12 | 97,681,723 | 247,853 |
| 2024-08-05 | 103,500,010 | 256,849 |
| 2024-07-29 | 104,972,557 | 246,203 |
| 2024-07-22 | 105,262,158 | 231,841 |
| 2024-07-15 | 107,337,300 | 231,340 |
| 2024-07-08 | 105,583,399 | 236,993 |
| 2024-07-01 | 96,926,603 | 204,461 |
| 2024-06-24 | 103,229,476 | 208,575 |
| 2024-06-17 | 102,643,094 | 200,423 |
| 2024-06-10 | 104,744,184 | 201,028 |
| 2024-06-03 | 105,958,694 | 183,575 |
| 2024-05-27 | 100,473,638 | 164,149 |
| 2024-05-20 | 100,376,507 | 156,960 |
| 2024-05-13 | 103,193,416 | 160,296 |
| 2024-05-06 | 96,131,607 | 138,082 |
| 2024-04-29 | 92,694,117 | 136,445 |
| 2024-04-22 | 99,548,605 | 152,559 |
| 2024-04-15 | 101,352,635 | 136,723 |
| 2024-04-08 | 98,768,111 | 140,277 |
| 2024-04-01 | 96,100,435 | 132,081 |
| 2024-03-25 | 88,901,071 | 106,887 |
| 2024-03-18 | 103,577,448 | 131,008 |
| 2024-03-11 | 103,998,542 | 117,982 |
| 2024-03-04 | 103,593,729 | 106,011 |
| 2024-02-26 | 103,963,290 | 87,590 |
| 2024-02-19 | 99,089,137 | 76,797 |
| 2024-02-12 | 96,214,141 | 64,908 |
| 2024-02-05 | 98,888,516 | 59,860 |
| 2024-01-29 | 100,885,261 | 58,033 |
| 2024-01-22 | 97,765,722 | 52,579 |
| 2024-01-15 | 94,914,558 | 52,901 |
| 2024-01-08 | 93,969,035 | 46,134 |
| 2024-01-01 | 69,744,367 | 30,251 |
| 2023-12-25 | 48,152,796 | 21,333 |
| 2023-12-18 | 84,692,957 | 36,572 |
| 2023-12-11 | 95,099,786 | 32,870 |
| 2023-12-04 | 95,332,355 | 28,972 |
| 2023-11-27 | 98,023,700 | 26,678 |
| 2023-11-20 | 90,649,796 | 23,501 |
| 2023-11-13 | 96,623,341 | 22,494 |
| 2023-11-06 | 98,395,644 | 21,643 |
| 2023-10-30 | 68,018,493 | 11,546 |
| 2023-10-23 | 96,365,341 | 14,544 |
| 2023-10-16 | 98,350,297 | 14,222 |
| 2023-10-09 | 91,974,037 | 13,601 |
| 2023-10-02 | 91,889,835 | 11,560 |
| 2023-09-25 | 95,220,330 | 12,922 |
| 2023-09-18 | 95,383,542 | 10,569 |
| 2023-09-11 | 95,516,011 | 10,517 |
| 2023-09-04 | 90,137,641 | 8,703 |
| 2023-08-28 | 92,187,911 | 7,826 |
| 2023-08-21 | 93,707,510 | 6,747 |
| 2023-08-14 | 87,203,585 | 6,305 |
| 2023-08-07 | 91,291,181 | 5,085 |
| 2023-07-31 | 91,948,869 | 3,839 |
| 2023-07-24 | 92,123,664 | 1,541 |
| 2023-07-17 | 92,579,758 | 46 |
| 2023-07-10 | 93,735,875 | 71 |
| 2023-07-03 | 85,945,179 | 0 |
| 2023-06-26 | 89,620,374 | 0 |
| 2023-06-19 | 90,452,804 | 0 |
| 2023-06-12 | 94,233,783 | 0 |
| 2023-06-05 | 91,367,180 | 0 |
| 2023-05-29 | 86,825,338 | 0 |
| 2023-05-22 | 90,120,233 | 0 |
| 2023-05-15 | 89,700,496 | 0 |
| 2023-05-08 | 89,791,074 | 0 |
| 2023-05-01 | 83,114,006 | 0 |
| 2023-04-24 | 91,741,987 | 0 |
| 2023-04-17 | 90,215,316 | 0 |
| 2023-04-10 | 84,701,021 | 0 |
| 2023-04-03 | 83,312,760 | 0 |
| 2023-03-27 | 92,994,887 | 0 |
| 2023-03-20 | 91,606,444 | 0 |
| 2023-03-13 | 92,052,135 | 0 |
| 2023-03-06 | 89,199,753 | 0 |
| 2023-02-27 | 91,091,586 | 0 |
| 2023-02-20 | 88,535,063 | 0 |
| 2023-02-13 | 90,689,742 | 0 |
| 2023-02-06 | 92,694,316 | 0 |
| 2023-01-30 | 92,267,712 | 0 |
| 2023-01-23 | 85,819,195 | 0 |
| 2023-01-16 | 84,571,695 | 0 |
| 2023-01-09 | 86,969,705 | 0 |
| 2023-01-02 | 70,596,068 | 0 |
| 2022-12-26 | 47,119,083 | 0 |
| 2022-12-19 | 71,991,603 | 0 |
| 2022-12-12 | 84,490,671 | 0 |
| 2022-12-05 | 85,450,118 | 0 |
| 2022-11-28 | 85,739,764 | 0 |
| 2022-11-21 | 78,015,917 | 0 |
| 2022-11-14 | 88,555,511 | 0 |
| 2022-11-07 | 82,554,575 | 0 |
| 2022-10-31 | 79,142,149 | 0 |
| 2022-10-24 | 80,246,529 | 0 |
| 2022-10-17 | 80,562,174 | 0 |
| 2022-10-10 | 77,013,392 | 0 |
| 2022-10-03 | 75,540,187 | 0 |
| 2022-09-26 | 78,311,938 | 0 |
| 2022-09-19 | 75,886,363 | 0 |
| 2022-09-12 | 77,924,783 | 0 |
| 2022-09-05 | 73,061,004 | 0 |
| 2022-08-29 | 74,624,656 | 0 |
| 2022-08-22 | 75,601,131 | 0 |
| 2022-08-15 | 73,648,539 | 0 |
| 2022-08-08 | 74,255,506 | 0 |
| 2022-08-01 | 74,549,731 | 0 |
| 2022-07-25 | 74,484,063 | 0 |
| 2022-07-18 | 61,487,903 | 0 |
| 2022-07-11 | 70,034,664 | 0 |
| 2022-07-04 | 66,305,676 | 0 |
| 2022-06-27 | 70,707,641 | 0 |
| 2022-06-20 | 69,222,460 | 0 |
| 2022-06-13 | 68,574,369 | 0 |
| 2022-06-06 | 68,342,338 | 0 |
| 2022-05-30 | 67,251,476 | 0 |
| 2022-05-23 | 66,402,220 | 0 |
| 2022-05-16 | 69,540,653 | 0 |
| 2022-05-09 | 67,165,181 | 0 |
| 2022-05-02 | 60,800,857 | 0 |
| 2022-04-25 | 67,761,609 | 0 |
| 2022-04-18 | 62,896,097 | 0 |
| 2022-04-11 | 63,859,200 | 0 |
| 2022-04-04 | 69,493,765 | 0 |
| 2022-03-28 | 72,845,571 | 0 |
| 2022-03-21 | 70,997,699 | 0 |
| 2022-03-14 | 68,801,424 | 0 |
| 2022-03-07 | 68,152,245 | 0 |
| 2022-02-28 | 67,584,269 | 0 |
| 2022-02-21 | 66,216,003 | 0 |
| 2022-02-14 | 70,348,104 | 0 |
| 2022-02-07 | 71,273,287 | 0 |
| 2022-01-31 | 66,742,492 | 0 |
| 2022-01-24 | 65,420,862 | 0 |
| 2022-01-17 | 63,722,776 | 0 |
| 2022-01-10 | 62,291,434 | 0 |
| 2022-01-03 | 52,127,615 | 0 |
| 2021-12-27 | 34,474,651 | 0 |
| 2021-12-20 | 46,886,771 | 0 |
| 2021-12-13 | 58,987,733 | 0 |
| 2021-12-06 | 56,335,911 | 0 |
| 2021-11-29 | 56,632,928 | 0 |
| 2021-11-22 | 50,467,825 | 0 |
| 2021-11-15 | 55,391,876 | 0 |
| 2021-11-08 | 53,959,636 | 0 |
| 2021-11-01 | 52,336,909 | 0 |
| 2021-10-25 | 55,332,472 | 0 |
| 2021-10-18 | 54,745,281 | 0 |
| 2021-10-11 | 52,676,562 | 0 |
| 2021-10-04 | 53,206,887 | 0 |
| 2021-09-27 | 52,662,048 | 0 |
| 2021-09-20 | 51,476,712 | 0 |
| 2021-09-13 | 51,065,460 | 0 |
| 2021-09-06 | 47,323,708 | 0 |
| 2021-08-30 | 49,496,715 | 0 |
| 2021-08-23 | 48,375,096 | 0 |
| 2021-08-16 | 47,066,901 | 0 |
| 2021-08-09 | 46,864,610 | 0 |
| 2021-08-02 | 46,868,939 | 0 |
| 2021-07-26 | 47,301,489 | 0 |
| 2021-07-19 | 46,165,291 | 0 |
| 2021-07-12 | 2,302,135 | 0 |