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2 of 5 packages selected.
2-package comparison
arktype is the safest overall pick in this comparison
Measured metrics — each value links to its source.
| Signal | arktype | yup |
|---|---|---|
| Release cadence | 0 releases in last 90 days | 0 releases in last 90 days |
| Last release | 22 days ago | 311 days ago |
| Open issues | 238 open issues | 162 open issues |
| Bus factor | top contributor makes 76.19% of commits | top contributor makes 71.57% of commits |
| Commit activity | 14 commits in the last 90 days | 0 commits in the last 90 days |
| Pull request activity | 11 PRs opened in the last 90 days | 12 PRs opened in the last 90 days |
| OpenSSF score | not scored | 3.1/10 |
| Vulnerabilities | 0 known vulnerabilities | 0 known vulnerabilities |
| Types | ships TypeScript types |
Daily downloads aggregated to weekly sums (last 5 years).
| Week | arktype | yup |
|---|---|---|
| 2026-07-20 | 1,408,156 | 12,539,402 |
| 2026-07-13 | 1,288,005 | 12,309,195 |
| 2026-07-06 | 1,110,828 | 9,469,542 |
| 2026-06-29 | 1,035,717 | 11,833,730 |
| 2026-06-22 | 1,095,271 | 10,381,642 |
| 2026-06-15 | 1,070,721 | 12,364,655 |
| 2026-06-08 | 1,151,679 | 12,316,638 |
| 2026-06-01 | 866,803 | 9,721,473 |
| 2026-05-25 | 1,056,789 | 10,703,443 |
| 2026-05-18 | 976,905 | 11,803,384 |
| 2026-05-11 | 962,408 | 11,720,263 |
| 2026-05-04 | 896,390 | 11,074,805 |
| 2026-04-27 | 880,163 | 10,496,851 |
| 2026-04-20 | 800,023 | 10,647,459 |
| 2026-04-13 | 831,593 | 10,595,935 |
| 2026-04-06 | 898,716 | 10,316,349 |
| 2026-03-30 | 843,110 | 9,940,517 |
| 2026-03-23 | 911,721 | 10,527,276 |
| 2026-03-16 | 975,796 | 10,484,200 |
| 2026-03-09 | 1,108,154 | 10,546,842 |
| 2026-03-02 | 998,389 | 10,241,456 |
| 2026-02-23 | 808,731 | 9,930,947 |
| 2026-02-16 | 678,078 | 9,023,321 |
| 2026-02-09 | 701,766 | 9,526,243 |
| 2026-02-02 | 686,435 | 9,360,563 |
| 2026-01-26 | 671,993 | 9,149,460 |
| 2026-01-19 | 452,100 | 8,701,946 |
| 2026-01-12 | 435,176 | 8,786,851 |
| 2026-01-05 | 411,271 | 7,907,264 |
| 2025-12-29 | 249,235 | 4,143,424 |
| 2025-12-22 | 221,003 | 4,558,454 |
| 2025-12-15 | 411,229 | 8,368,654 |
| 2025-12-08 | 404,368 | 8,854,492 |
| 2025-12-01 | 415,694 | 8,985,899 |
| 2025-11-24 | 360,608 | 8,043,750 |
| 2025-11-17 | 410,830 | 8,654,414 |
| 2025-11-10 | 377,784 | 8,330,292 |
| 2025-11-03 | 396,839 | 8,406,375 |
| 2025-10-27 | 366,363 | 8,281,957 |
| 2025-10-20 | 355,957 | 6,694,388 |
| 2025-10-13 | 347,654 | 7,724,282 |
| 2025-10-06 | 347,149 | 8,090,051 |
| 2025-09-29 | 347,213 | 8,102,681 |
| 2025-09-22 | 322,151 | 8,069,158 |
| 2025-09-15 | 357,799 | 7,968,432 |
| 2025-09-08 | 412,430 | 8,028,727 |
| 2025-09-01 | 433,716 | 7,531,107 |
| 2025-08-25 | 377,297 | 8,020,614 |
| 2025-08-18 | 339,987 | 7,845,933 |
| 2025-08-11 | 341,129 | 7,421,585 |
| 2025-08-04 | 367,350 | 7,646,616 |
| 2025-07-28 | 342,496 | 7,878,853 |
| 2025-07-21 | 289,724 | 7,652,327 |
| 2025-07-14 | 280,741 | 7,662,045 |
| 2025-07-07 | 284,393 | 7,866,642 |
| 2025-06-30 | 267,054 | 7,418,992 |
| 2025-06-23 | 284,062 | 8,190,959 |
| 2025-06-16 | 263,308 | 8,011,566 |
| 2025-06-09 | 252,523 | 7,490,091 |
| 2025-06-02 | 274,102 | 7,511,069 |
| 2025-05-26 | 266,645 | 7,005,531 |
| 2025-05-19 | 267,252 | 7,630,458 |
| 2025-05-12 | 241,902 | 7,617,345 |
| 2025-05-05 | 230,193 | 7,230,065 |
| 2025-04-28 | 200,008 | 6,599,195 |
| 2025-04-21 | 167,930 | 6,842,258 |
| 2025-04-14 | 143,642 | 7,024,412 |
| 2025-04-07 | 136,532 | 7,318,941 |
| 2025-03-31 | 124,625 | 7,570,051 |
| 2025-03-24 | 123,969 | 7,321,448 |
| 2025-03-17 | 114,849 | 7,786,421 |
| 2025-03-10 | 118,432 | 7,985,842 |
| 2025-03-03 | 112,462 | 8,023,369 |
| 2025-02-24 | 108,595 | 8,651,554 |
| 2025-02-17 | 96,301 | 8,112,125 |
| 2025-02-10 | 95,266 | 8,306,617 |
| 2025-02-03 | 87,695 | 8,357,586 |
| 2025-01-27 | 85,866 | 7,983,922 |
| 2025-01-20 | 81,970 | 7,218,690 |
| 2025-01-13 | 78,114 | 7,453,054 |
| 2025-01-06 | 71,555 | 6,894,054 |
| 2024-12-30 | 43,292 | 3,862,418 |
| 2024-12-23 | 39,516 | 3,317,399 |
| 2024-12-16 | 68,075 | 7,558,557 |
| 2024-12-09 | 69,437 | 7,241,750 |
| 2024-12-02 | 69,995 | 7,610,724 |
| 2024-11-25 | 68,452 | 6,748,057 |
| 2024-11-18 | 65,005 | 7,832,045 |
| 2024-11-11 | 58,969 | 7,310,737 |
| 2024-11-04 | 58,494 | 7,360,627 |
| 2024-10-28 | 65,974 | 6,826,130 |
| 2024-10-21 | 64,952 | 7,210,025 |
| 2024-10-14 | 66,775 | 7,120,762 |
| 2024-10-07 | 57,909 | 7,496,402 |
| 2024-09-30 | 60,678 | 6,536,812 |
| 2024-09-23 | 67,223 | 6,336,726 |
| 2024-09-16 | 76,153 | 6,206,585 |
| 2024-09-09 | 64,848 | 6,381,952 |
| 2024-09-02 | 60,876 | 6,034,018 |
| 2024-08-26 | 58,772 | 6,061,389 |
| 2024-08-19 | 53,648 | 6,125,299 |
| 2024-08-12 | 49,787 | 5,685,955 |
| 2024-08-05 | 51,171 | 5,828,776 |
| 2024-07-29 | 52,531 | 5,873,949 |
| 2024-07-22 | 47,315 | 5,807,747 |
| 2024-07-15 | 37,309 | 5,785,124 |
| 2024-07-08 | 37,712 | 5,761,795 |
| 2024-07-01 | 34,042 | 5,600,807 |
| 2024-06-24 | 32,828 | 5,985,429 |
| 2024-06-17 | 37,396 | 5,685,585 |
| 2024-06-10 | 38,220 | 5,799,616 |
| 2024-06-03 | 31,120 | 5,760,786 |
| 2024-05-27 | 32,193 | 5,430,858 |
| 2024-05-20 | 27,848 | 5,574,281 |
| 2024-05-13 | 27,740 | 5,767,332 |
| 2024-05-06 | 24,009 | 5,277,234 |
| 2024-04-29 | 25,941 | 5,108,890 |
| 2024-04-22 | 27,428 | 5,752,470 |
| 2024-04-15 | 24,203 | 5,806,110 |
| 2024-04-08 | 21,808 | 5,653,280 |
| 2024-04-01 | 20,671 | 5,464,446 |
| 2024-03-25 | 17,839 | 5,146,110 |
| 2024-03-18 | 24,712 | 6,020,066 |
| 2024-03-11 | 27,008 | 5,997,505 |
| 2024-03-04 | 27,343 | 5,836,226 |
| 2024-02-26 | 24,548 | 5,879,252 |
| 2024-02-19 | 24,386 | 5,530,174 |
| 2024-02-12 | 19,208 | 5,244,019 |
| 2024-02-05 | 12,169 | 5,368,584 |
| 2024-01-29 | 13,288 | 5,525,022 |
| 2024-01-22 | 12,424 | 5,328,313 |
| 2024-01-15 | 14,687 | 5,180,093 |
| 2024-01-08 | 14,644 | 5,103,789 |
| 2024-01-01 | 10,466 | 3,749,915 |
| 2023-12-25 | 8,030 | 2,436,978 |
| 2023-12-18 | 15,399 | 4,581,200 |
| 2023-12-11 | 14,150 | 5,145,246 |
| 2023-12-04 | 12,560 | 5,107,491 |
| 2023-11-27 | 3,975 | 5,164,903 |
| 2023-11-20 | 7,464 | 4,617,129 |
| 2023-11-13 | 4,553 | 4,956,137 |
| 2023-11-06 | 3,852 | 5,060,701 |
| 2023-10-30 | 2,797 | 3,544,210 |
| 2023-10-23 | 4,277 | 5,003,661 |
| 2023-10-16 | 2,221 | 5,168,701 |
| 2023-10-09 | 2,294 | 4,922,124 |
| 2023-10-02 | 2,500 | 4,967,005 |
| 2023-09-25 | 2,651 | 5,025,398 |
| 2023-09-18 | 1,891 | 4,852,385 |
| 2023-09-11 | 1,634 | 4,916,830 |
| 2023-09-04 | 1,071 | 4,651,837 |
| 2023-08-28 | 1,204 | 4,780,480 |
| 2023-08-21 | 1,256 | 4,813,375 |
| 2023-08-14 | 1,022 | 4,523,741 |
| 2023-08-07 | 1,376 | 4,601,814 |
| 2023-07-31 | 1,517 | 4,582,854 |
| 2023-07-24 | 1,139 | 4,555,829 |
| 2023-07-17 | 1,944 | 4,690,967 |
| 2023-07-10 | 1,652 | 4,658,605 |
| 2023-07-03 | 1,398 | 4,168,421 |
| 2023-06-26 | 1,294 | 4,366,536 |
| 2023-06-19 | 864 | 4,396,517 |
| 2023-06-12 | 959 | 4,493,655 |
| 2023-06-05 | 1,059 | 4,350,146 |
| 2023-05-29 | 1,816 | 4,201,518 |
| 2023-05-22 | 1,785 | 4,431,599 |
| 2023-05-15 | 2,003 | 4,357,129 |
| 2023-05-08 | 1,856 | 4,370,573 |
| 2023-05-01 | 1,502 | 3,985,918 |
| 2023-04-24 | 1,072 | 4,514,881 |
| 2023-04-17 | 308 | 4,392,699 |
| 2023-04-10 | 429 | 4,285,421 |
| 2023-04-03 | 326 | 4,158,213 |
| 2023-03-27 | 165 | 4,541,715 |
| 2023-03-20 | 696 | 4,415,713 |
| 2023-03-13 | 326 | 4,415,496 |
| 2023-03-06 | 137 | 4,299,842 |
| 2023-02-27 | 471 | 4,388,854 |
| 2023-02-20 | 256 | 4,216,759 |
| 2023-02-13 | 420 | 4,265,032 |
| 2023-02-06 | 399 | 4,281,321 |
| 2023-01-30 | 48 | 4,105,366 |
| 2023-01-23 | 1 | 3,857,023 |
| 2023-01-16 | 2 | 3,787,469 |
| 2023-01-09 | 1 | 3,883,019 |
| 2023-01-02 | 1 | 3,075,571 |
| 2022-12-26 | 1 | 1,878,805 |
| 2022-12-19 | 0 | 3,241,742 |
| 2022-12-12 | 1 | 3,872,425 |
| 2022-12-05 | 1 | 3,875,612 |
| 2022-11-28 | 2 | 3,888,321 |
| 2022-11-21 | 2 | 3,526,154 |
| 2022-11-14 | 0 | 3,998,447 |
| 2022-11-07 | 2 | 3,856,977 |
| 2022-10-31 | 3 | 3,658,833 |
| 2022-10-24 | 5 | 3,812,602 |
| 2022-10-17 | 1 | 3,849,744 |
| 2022-10-10 | 3 | 3,712,986 |
| 2022-10-03 | 1 | 3,672,639 |
| 2022-09-26 | 6 | 3,808,996 |
| 2022-09-19 | 62 | 3,650,587 |
| 2022-09-12 | 0 | 3,831,495 |
| 2022-09-05 | 0 | 3,552,986 |
| 2022-08-29 | 0 | 3,650,760 |
| 2022-08-22 | 0 | 3,626,216 |
| 2022-08-15 | 0 | 3,430,015 |
| 2022-08-08 | 0 | 3,480,158 |
| 2022-08-01 | 0 | 3,456,554 |
| 2022-07-25 | 0 | 3,480,229 |
| 2022-07-18 | 0 | 2,902,554 |
| 2022-07-11 | 0 | 3,412,507 |
| 2022-07-04 | 0 | 3,179,564 |
| 2022-06-27 | 0 | 3,428,359 |
| 2022-06-20 | 0 | 3,297,856 |
| 2022-06-13 | 0 | 3,367,830 |
| 2022-06-06 | 0 | 3,366,158 |
| 2022-05-30 | 0 | 3,154,494 |
| 2022-05-23 | 0 | 3,181,500 |
| 2022-05-16 | 0 | 3,299,345 |
| 2022-05-09 | 0 | 3,228,259 |
| 2022-05-02 | 0 | 2,842,128 |
| 2022-04-25 | 0 | 3,199,885 |
| 2022-04-18 | 0 | 2,840,729 |
| 2022-04-11 | 0 | 2,833,392 |
| 2022-04-04 | 0 | 3,869,669 |
| 2022-03-28 | 0 | 4,609,194 |
| 2022-03-21 | 0 | 4,556,699 |
| 2022-03-14 | 0 | 4,587,199 |
| 2022-03-07 | 0 | 4,560,978 |
| 2022-02-28 | 0 | 4,423,705 |
| 2022-02-21 | 0 | 4,422,065 |
| 2022-02-14 | 0 | 4,632,632 |
| 2022-02-07 | 0 | 4,572,814 |
| 2022-01-31 | 0 | 4,469,427 |
| 2022-01-24 | 0 | 4,239,551 |
| 2022-01-17 | 0 | 4,022,213 |
| 2022-01-10 | 0 | 4,142,237 |
| 2022-01-03 | 0 | 3,571,954 |
| 2021-12-27 | 0 | 2,513,384 |
| 2021-12-20 | 0 | 3,177,903 |
| 2021-12-13 | 0 | 3,814,761 |
| 2021-12-06 | 0 | 2,885,238 |
| 2021-11-29 | 0 | 2,644,853 |
| 2021-11-22 | 0 | 2,354,753 |
| 2021-11-15 | 0 | 2,559,160 |
| 2021-11-08 | 0 | 2,497,001 |
| 2021-11-01 | 0 | 2,400,130 |
| 2021-10-25 | 0 | 2,463,374 |
| 2021-10-18 | 0 | 2,513,760 |
| 2021-10-11 | 0 | 2,412,640 |
| 2021-10-04 | 0 | 2,381,019 |
| 2021-09-27 | 0 | 2,373,985 |
| 2021-09-20 | 0 | 2,343,113 |
| 2021-09-13 | 0 | 2,322,339 |
| 2021-09-06 | 0 | 2,147,883 |
| 2021-08-30 | 0 | 2,201,285 |
| 2021-08-23 | 0 | 2,160,763 |
| 2021-08-16 | 0 | 2,158,936 |
| 2021-08-09 | 0 | 2,097,371 |
| 2021-08-02 | 0 | 2,100,048 |
| 2021-07-26 | 0 | 513,753 |
| ships TypeScript types |