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2 of 5 packages selected.
2-package comparison
joi is the safest overall pick in this comparison
Measured metrics — each value links to its source.
| Signal | ajv | joi |
|---|---|---|
| Release cadence | 0 releases in last 90 days | 0 releases in last 90 days |
| Last release | 84 days ago | 30 days ago |
| Open issues | 282 open issues | 176 open issues |
| Bus factor | top contributor makes 86.77% of commits | top contributor makes 46.3% of commits |
| OpenSSF score | 5.4/10 | 6.2/10 |
| 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 | joi |
|---|---|---|
| 2026-07-13 | 176,608,393 | 12,012,056 |
| 2026-07-06 | 250,995,472 | 16,574,465 |
| 2026-06-29 | 315,170,083 | 21,049,176 |
| 2026-06-22 | 321,843,432 | 22,445,180 |
| 2026-06-15 | 331,610,234 | 23,156,615 |
| 2026-06-08 | 320,754,224 | 22,488,039 |
| 2026-06-01 | 253,871,369 | 17,515,569 |
| 2026-05-25 | 290,096,050 | 19,374,327 |
| 2026-05-18 | 307,391,476 | 21,048,937 |
| 2026-05-11 | 305,597,714 | 21,416,116 |
| 2026-05-04 | 293,029,853 | 20,065,998 |
| 2026-04-27 | 290,670,363 | 19,115,400 |
| 2026-04-20 | 278,776,183 | 19,077,641 |
| 2026-04-13 | 267,411,201 | 18,468,976 |
| 2026-04-06 | 249,009,348 | 17,796,105 |
| 2026-03-30 | 249,495,279 | 17,402,229 |
| 2026-03-23 | 268,086,643 | 18,586,579 |
| 2026-03-16 | 280,924,123 | 18,005,529 |
| 2026-03-09 | 263,127,403 | 18,795,676 |
| 2026-03-02 | 259,851,034 | 18,234,253 |
| 2026-02-23 | 242,466,936 | 17,697,583 |
| 2026-02-16 | 209,246,745 | 15,658,075 |
| 2026-02-09 | 208,433,494 | 16,246,681 |
| 2026-02-02 | 231,192,497 | 16,426,316 |
| 2026-01-26 | 209,548,851 | 16,016,195 |
| 2026-01-19 | 203,017,838 | 14,906,404 |
| 2026-01-12 | 202,496,654 | 14,549,168 |
| 2026-01-05 | 171,201,570 | 13,183,645 |
| 2025-12-29 | 103,612,499 | 7,056,288 |
| 2025-12-22 | 99,708,608 | 7,534,529 |
| 2025-12-15 | 164,811,145 | 13,773,353 |
| 2025-12-08 | 172,448,832 | 14,355,762 |
| 2025-12-01 | 177,422,177 | 14,967,954 |
| 2025-11-24 | 167,226,616 | 13,604,161 |
| 2025-11-17 | 170,083,478 | 14,433,032 |
| 2025-11-10 | 161,385,476 | 13,899,882 |
| 2025-11-03 | 160,679,222 | 14,035,585 |
| 2025-10-27 | 159,676,014 | 13,857,546 |
| 2025-10-20 | 140,527,842 | 11,692,925 |
| 2025-10-13 | 157,944,195 | 13,527,239 |
| 2025-10-06 | 155,853,051 | 13,355,488 |
| 2025-09-29 | 151,753,055 | 12,945,292 |
| 2025-09-22 | 151,410,853 | 13,103,445 |
| 2025-09-15 | 152,943,336 | 12,891,349 |
| 2025-09-08 | 152,592,614 | 12,683,638 |
| 2025-09-01 | 143,927,631 | 12,295,728 |
| 2025-08-25 | 151,804,134 | 13,592,128 |
| 2025-08-18 | 145,089,163 | 12,494,998 |
| 2025-08-11 | 136,341,826 | 11,600,218 |
| 2025-08-04 | 140,713,078 | 11,854,002 |
| 2025-07-28 | 158,350,932 | 12,527,803 |
| 2025-07-21 | 143,748,348 | 12,089,354 |
| 2025-07-14 | 151,513,829 | 12,436,407 |
| 2025-07-07 | 157,751,587 | 12,539,705 |
| 2025-06-30 | 154,037,665 | 12,320,431 |
| 2025-06-23 | 179,294,199 | 13,876,921 |
| 2025-06-16 | 178,435,742 | 13,526,608 |
| 2025-06-09 | 154,684,247 | 12,357,646 |
| 2025-06-02 | 150,622,241 | 12,202,762 |
| 2025-05-26 | 137,113,558 | 11,283,088 |
| 2025-05-19 | 147,762,685 | 12,388,688 |
| 2025-05-12 | 141,231,070 | 12,063,851 |
| 2025-05-05 | 133,788,970 | 11,223,589 |
| 2025-04-28 | 122,696,394 | 10,331,274 |
| 2025-04-21 | 129,690,752 | 10,973,241 |
| 2025-04-14 | 125,806,064 | 10,919,869 |
| 2025-04-07 | 135,762,491 | 11,636,774 |
| 2025-03-31 | 136,101,220 | 11,418,912 |
| 2025-03-24 | 132,397,864 | 11,933,272 |
| 2025-03-17 | 130,853,467 | 11,515,180 |
| 2025-03-10 | 129,436,911 | 11,468,139 |
| 2025-03-03 | 126,104,732 | 11,044,093 |
| 2025-02-24 | 127,347,164 | 11,186,826 |
| 2025-02-17 | 124,454,743 | 10,860,205 |
| 2025-02-10 | 128,558,224 | 11,328,010 |
| 2025-02-03 | 133,866,908 | 11,165,460 |
| 2025-01-27 | 120,206,542 | 10,406,965 |
| 2025-01-20 | 117,709,751 | 10,470,779 |
| 2025-01-13 | 118,934,090 | 10,341,863 |
| 2025-01-06 | 112,008,002 | 9,748,074 |
| 2024-12-30 | 65,950,470 | 5,520,802 |
| 2024-12-23 | 58,848,003 | 4,946,970 |
| 2024-12-16 | 113,390,428 | 10,048,735 |
| 2024-12-09 | 117,904,857 | 10,748,150 |
| 2024-12-02 | 118,980,708 | 10,730,375 |
| 2024-11-25 | 121,032,004 | 10,056,233 |
| 2024-11-18 | 136,660,462 | 11,378,199 |
| 2024-11-11 | 124,549,333 | 10,690,107 |
| 2024-11-04 | 121,165,653 | 11,048,259 |
| 2024-10-28 | 109,936,457 | 10,563,897 |
| 2024-10-21 | 119,313,286 | 11,263,774 |
| 2024-10-14 | 113,000,557 | 10,518,083 |
| 2024-10-07 | 112,044,417 | 10,496,098 |
| 2024-09-30 | 107,369,097 | 10,246,911 |
| 2024-09-23 | 112,475,216 | 10,743,416 |
| 2024-09-16 | 109,046,743 | 10,279,652 |
| 2024-09-09 | 111,338,936 | 10,514,533 |
| 2024-09-02 | 105,363,310 | 9,806,959 |
| 2024-08-26 | 106,893,160 | 10,089,532 |
| 2024-08-19 | 104,419,653 | 9,850,171 |
| 2024-08-12 | 97,681,723 | 9,268,396 |
| 2024-08-05 | 103,500,010 | 9,740,339 |
| 2024-07-29 | 104,972,557 | 9,772,032 |
| 2024-07-22 | 105,262,158 | 9,740,304 |
| 2024-07-15 | 107,337,300 | 9,918,564 |
| 2024-07-08 | 105,583,399 | 9,913,742 |
| 2024-07-01 | 96,926,603 | 9,106,924 |
| 2024-06-24 | 103,229,476 | 9,836,328 |
| 2024-06-17 | 102,643,094 | 9,861,289 |
| 2024-06-10 | 104,744,184 | 9,956,439 |
| 2024-06-03 | 105,958,694 | 9,964,604 |
| 2024-05-27 | 100,473,638 | 9,378,041 |
| 2024-05-20 | 100,376,507 | 9,642,768 |
| 2024-05-13 | 103,193,416 | 9,900,767 |
| 2024-05-06 | 96,131,607 | 9,529,257 |
| 2024-04-29 | 92,694,117 | 9,193,910 |
| 2024-04-22 | 99,548,605 | 9,868,664 |
| 2024-04-15 | 101,352,635 | 9,723,101 |
| 2024-04-08 | 98,768,111 | 9,438,640 |
| 2024-04-01 | 96,100,435 | 9,300,172 |
| 2024-03-25 | 88,901,071 | 8,403,911 |
| 2024-03-18 | 103,577,448 | 9,998,676 |
| 2024-03-11 | 103,998,542 | 10,105,686 |
| 2024-03-04 | 103,593,729 | 10,002,628 |
| 2024-02-26 | 103,963,290 | 10,159,542 |
| 2024-02-19 | 99,089,137 | 9,703,528 |
| 2024-02-12 | 96,214,141 | 9,194,605 |
| 2024-02-05 | 98,888,516 | 9,448,000 |
| 2024-01-29 | 100,885,261 | 9,702,357 |
| 2024-01-22 | 97,765,722 | 9,416,681 |
| 2024-01-15 | 94,914,558 | 9,162,808 |
| 2024-01-08 | 93,969,035 | 9,215,543 |
| 2024-01-01 | 69,744,367 | 7,208,613 |
| 2023-12-25 | 48,152,796 | 4,829,793 |
| 2023-12-18 | 84,692,957 | 8,514,694 |
| 2023-12-11 | 95,099,786 | 9,116,472 |
| 2023-12-04 | 95,332,355 | 8,981,333 |
| 2023-11-27 | 98,023,700 | 9,260,021 |
| 2023-11-20 | 90,649,796 | 8,212,247 |
| 2023-11-13 | 96,623,341 | 9,083,101 |
| 2023-11-06 | 98,395,644 | 9,165,080 |
| 2023-10-30 | 68,018,493 | 6,334,129 |
| 2023-10-23 | 96,365,341 | 9,369,767 |
| 2023-10-16 | 98,350,297 | 9,638,758 |
| 2023-10-09 | 91,974,037 | 9,076,168 |
| 2023-10-02 | 91,889,835 | 9,089,543 |
| 2023-09-25 | 95,220,330 | 9,539,271 |
| 2023-09-18 | 95,383,542 | 9,577,244 |
| 2023-09-11 | 95,516,011 | 9,507,546 |
| 2023-09-04 | 90,137,641 | 8,852,249 |
| 2023-08-28 | 92,187,911 | 9,236,486 |
| 2023-08-21 | 93,707,510 | 9,089,144 |
| 2023-08-14 | 87,203,585 | 8,467,690 |
| 2023-08-07 | 91,291,181 | 8,784,256 |
| 2023-07-31 | 91,948,869 | 8,876,289 |
| 2023-07-24 | 92,123,664 | 8,743,414 |
| 2023-07-17 | 92,579,758 | 8,782,598 |
| 2023-07-10 | 93,735,875 | 8,956,298 |
| 2023-07-03 | 85,945,179 | 7,959,519 |
| 2023-06-26 | 89,620,374 | 8,461,224 |
| 2023-06-19 | 90,452,804 | 8,400,610 |
| 2023-06-12 | 94,233,783 | 8,576,150 |
| 2023-06-05 | 91,367,180 | 8,284,661 |
| 2023-05-29 | 86,825,338 | 7,792,780 |
| 2023-05-22 | 90,120,233 | 8,402,468 |
| 2023-05-15 | 89,700,496 | 8,221,413 |
| 2023-05-08 | 89,791,074 | 8,219,697 |
| 2023-05-01 | 83,114,006 | 7,584,017 |
| 2023-04-24 | 91,741,987 | 8,387,153 |
| 2023-04-17 | 90,215,316 | 8,146,856 |
| 2023-04-10 | 84,701,021 | 7,780,841 |
| 2023-04-03 | 83,312,760 | 7,668,172 |
| 2023-03-27 | 92,994,887 | 8,545,191 |
| 2023-03-20 | 91,606,444 | 8,648,958 |
| 2023-03-13 | 92,052,135 | 8,518,048 |
| 2023-03-06 | 89,199,753 | 8,240,925 |
| 2023-02-27 | 91,091,586 | 8,212,991 |
| 2023-02-20 | 88,535,063 | 8,213,826 |
| 2023-02-13 | 90,689,742 | 8,193,766 |
| 2023-02-06 | 92,694,316 | 7,898,134 |
| 2023-01-30 | 92,267,712 | 7,795,097 |
| 2023-01-23 | 85,819,195 | 7,358,580 |
| 2023-01-16 | 84,571,695 | 7,137,589 |
| 2023-01-09 | 86,969,705 | 7,415,974 |
| 2023-01-02 | 70,596,068 | 6,071,125 |
| 2022-12-26 | 47,119,083 | 3,898,390 |
| 2022-12-19 | 71,991,603 | 6,193,125 |
| 2022-12-12 | 84,490,671 | 7,383,170 |
| 2022-12-05 | 85,450,118 | 7,424,319 |
| 2022-11-28 | 85,739,764 | 7,528,906 |
| 2022-11-21 | 78,015,917 | 6,774,168 |
| 2022-11-14 | 88,555,511 | 7,781,052 |
| 2022-11-07 | 82,554,575 | 7,605,546 |
| 2022-10-31 | 79,142,149 | 7,581,738 |
| 2022-10-24 | 80,246,529 | 7,540,106 |
| 2022-10-17 | 80,562,174 | 7,430,059 |
| 2022-10-10 | 77,013,392 | 7,132,294 |
| 2022-10-03 | 75,540,187 | 6,942,029 |
| 2022-09-26 | 78,311,938 | 7,312,737 |
| 2022-09-19 | 75,886,363 | 7,030,888 |
| 2022-09-12 | 77,924,783 | 6,864,443 |
| 2022-09-05 | 73,061,004 | 6,424,847 |
| 2022-08-29 | 74,624,656 | 6,660,496 |
| 2022-08-22 | 75,601,131 | 6,864,834 |
| 2022-08-15 | 73,648,539 | 6,515,300 |
| 2022-08-08 | 74,255,506 | 6,551,658 |
| 2022-08-01 | 74,549,731 | 6,707,071 |
| 2022-07-25 | 74,484,063 | 6,662,042 |
| 2022-07-18 | 61,487,903 | 5,503,384 |
| 2022-07-11 | 70,034,664 | 6,193,557 |
| 2022-07-04 | 66,305,676 | 5,933,706 |
| 2022-06-27 | 70,707,641 | 6,363,849 |
| 2022-06-20 | 69,222,460 | 6,170,357 |
| 2022-06-13 | 68,574,369 | 6,226,362 |
| 2022-06-06 | 68,342,338 | 6,196,578 |
| 2022-05-30 | 67,251,476 | 5,937,929 |
| 2022-05-23 | 66,402,220 | 6,193,007 |
| 2022-05-16 | 69,540,653 | 6,121,315 |
| 2022-05-09 | 67,165,181 | 5,851,336 |
| 2022-05-02 | 60,800,857 | 5,373,419 |
| 2022-04-25 | 67,761,609 | 6,090,470 |
| 2022-04-18 | 62,896,097 | 6,098,518 |
| 2022-04-11 | 63,859,200 | 6,200,285 |
| 2022-04-04 | 69,493,765 | 5,855,642 |
| 2022-03-28 | 72,845,571 | 6,044,803 |
| 2022-03-21 | 70,997,699 | 5,960,029 |
| 2022-03-14 | 68,801,424 | 5,739,041 |
| 2022-03-07 | 68,152,245 | 5,671,162 |
| 2022-02-28 | 67,584,269 | 5,652,436 |
| 2022-02-21 | 66,216,003 | 5,429,595 |
| 2022-02-14 | 70,348,104 | 5,636,136 |
| 2022-02-07 | 71,273,287 | 5,606,524 |
| 2022-01-31 | 66,742,492 | 5,386,401 |
| 2022-01-24 | 65,420,862 | 5,301,067 |
| 2022-01-17 | 63,722,776 | 4,937,222 |
| 2022-01-10 | 62,291,434 | 4,967,315 |
| 2022-01-03 | 52,127,615 | 4,142,513 |
| 2021-12-27 | 34,474,651 | 2,540,260 |
| 2021-12-20 | 46,886,771 | 3,655,365 |
| 2021-12-13 | 58,987,733 | 4,911,563 |
| 2021-12-06 | 56,335,911 | 4,786,115 |
| 2021-11-29 | 56,632,928 | 4,853,094 |
| 2021-11-22 | 50,467,825 | 4,075,273 |
| 2021-11-15 | 55,391,876 | 4,707,243 |
| 2021-11-08 | 53,959,636 | 4,463,645 |
| 2021-11-01 | 52,336,909 | 4,226,186 |
| 2021-10-25 | 55,332,472 | 4,402,972 |
| 2021-10-18 | 54,745,281 | 4,402,692 |
| 2021-10-11 | 52,676,562 | 4,221,398 |
| 2021-10-04 | 53,206,887 | 4,321,061 |
| 2021-09-27 | 52,662,048 | 4,249,870 |
| 2021-09-20 | 51,476,712 | 4,379,730 |
| 2021-09-13 | 51,065,460 | 4,158,238 |
| 2021-09-06 | 47,323,708 | 3,719,655 |
| 2021-08-30 | 49,496,715 | 3,999,898 |
| 2021-08-23 | 48,375,096 | 3,932,204 |
| 2021-08-16 | 47,066,901 | 3,763,522 |
| 2021-08-09 | 46,864,610 | 3,745,399 |
| 2021-08-02 | 46,868,939 | 3,761,340 |
| 2021-07-26 | 47,301,489 | 3,748,611 |
| 2021-07-19 | 46,165,291 | 3,562,393 |
| 2021-07-12 | 2,302,135 | 165,329 |