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2 of 5 packages selected.
2-package comparison
storybook is the safest overall pick in this comparison
Measured metrics — each value links to its source.
| Signal | @testing-library/react | storybook |
|---|---|---|
| Release cadence | 0 releases in last 90 days | 0 releases in last 90 days |
| Last release | 191 days ago | 2 days ago |
| Open issues | 64 open issues | 1570 open issues |
| Bus factor | top contributor makes 27.62% of commits | top contributor makes 22.31% of commits |
| Commit activity | 0 commits in the last 90 days | 2748 commits in the last 90 days |
| Pull request activity | 2 PRs opened in the last 90 days | 20 PRs opened in the last 90 days |
| OpenSSF score | 3.7/10 | 7.2/10 |
| Vulnerabilities |
Daily downloads aggregated to weekly sums (last 5 years).
| Week | @testing-library/react | storybook |
|---|---|---|
| 2026-07-20 | 49,623,575 | 20,049,801 |
| 2026-07-13 | 47,963,821 | 19,141,766 |
| 2026-07-06 | 43,419,005 | 17,918,640 |
| 2026-06-29 | 42,577,343 | 16,967,619 |
| 2026-06-22 | 43,859,868 | 17,995,772 |
| 2026-06-15 | 45,157,239 | 17,922,959 |
| 2026-06-08 | 44,174,908 | 17,710,864 |
| 2026-06-01 | 36,326,269 | 14,274,840 |
| 2026-05-25 | 39,766,356 | 15,748,579 |
| 2026-05-18 | 42,261,875 | 17,042,606 |
| 2026-05-11 | 34,966,260 | 13,582,034 |
| 2026-05-04 | 42,955,104 | 15,888,883 |
| 2026-04-27 | 42,781,895 | 14,650,826 |
| 2026-04-20 | 38,687,457 | 14,602,352 |
| 2026-04-13 | 36,438,387 | 14,249,329 |
| 2026-04-06 | 31,860,983 | 13,463,229 |
| 2026-03-30 | 32,247,706 | 12,933,592 |
| 2026-03-23 | 34,275,531 | 13,569,255 |
| 2026-03-16 | 33,438,533 | 13,085,690 |
| 2026-03-09 | 33,869,131 | 13,285,229 |
| 2026-03-02 | 32,768,946 | 12,893,191 |
| 2026-02-23 | 31,604,035 | 12,462,148 |
| 2026-02-16 | 28,405,908 | 11,117,676 |
| 2026-02-09 | 27,952,396 | 11,610,421 |
| 2026-02-02 | 25,894,357 | 11,491,124 |
| 2026-01-26 | 25,747,159 | 10,960,429 |
| 2026-01-19 | 22,438,065 | 10,238,008 |
| 2026-01-12 | 20,480,545 | 9,937,200 |
| 2026-01-05 | 17,986,209 | 8,982,937 |
| 2025-12-29 | 9,761,986 | 3,963,191 |
| 2025-12-22 | 10,338,879 | 4,635,528 |
| 2025-12-15 | 18,849,560 | 9,346,131 |
| 2025-12-08 | 19,380,773 | 9,405,687 |
| 2025-12-01 | 19,839,010 | 9,395,881 |
| 2025-11-24 | 17,548,934 | 8,061,294 |
| 2025-11-17 | 18,733,752 | 8,997,417 |
| 2025-11-10 | 17,765,383 | 8,672,158 |
| 2025-11-03 | 17,839,709 | 8,685,349 |
| 2025-10-27 | 17,405,080 | 8,526,325 |
| 2025-10-20 | 18,282,713 | 8,394,350 |
| 2025-10-13 | 17,326,238 | 8,026,118 |
| 2025-10-06 | 17,372,546 | 7,993,416 |
| 2025-09-29 | 16,818,011 | 7,946,062 |
| 2025-09-22 | 16,551,510 | 7,737,161 |
| 2025-09-15 | 16,543,347 | 7,691,105 |
| 2025-09-08 | 16,408,329 | 7,691,161 |
| 2025-09-01 | 15,166,473 | 7,113,868 |
| 2025-08-25 | 17,338,161 | 7,277,163 |
| 2025-08-18 | 15,641,402 | 7,364,985 |
| 2025-08-11 | 14,644,979 | 7,023,252 |
| 2025-08-04 | 15,123,106 | 7,214,657 |
| 2025-07-28 | 18,508,290 | 7,265,122 |
| 2025-07-21 | 15,704,535 | 7,063,572 |
| 2025-07-14 | 14,986,691 | 6,901,540 |
| 2025-07-07 | 16,413,544 | 7,043,628 |
| 2025-06-30 | 15,358,395 | 6,672,522 |
| 2025-06-23 | 17,720,819 | 7,160,318 |
| 2025-06-16 | 17,797,202 | 7,001,204 |
| 2025-06-09 | 15,335,157 | 6,753,924 |
| 2025-06-02 | 14,941,018 | 6,871,699 |
| 2025-05-26 | 13,415,809 | 6,249,385 |
| 2025-05-19 | 14,576,243 | 6,705,055 |
| 2025-05-12 | 13,651,259 | 6,456,007 |
| 2025-05-05 | 12,985,949 | 5,917,559 |
| 2025-04-28 | 12,078,961 | 5,551,293 |
| 2025-04-21 | 12,629,473 | 5,862,238 |
| 2025-04-14 | 12,205,804 | 5,908,998 |
| 2025-04-07 | 12,885,696 | 6,189,667 |
| 2025-03-31 | 12,946,748 | 6,127,923 |
| 2025-03-24 | 13,075,893 | 6,391,333 |
| 2025-03-17 | 12,676,636 | 6,076,358 |
| 2025-03-10 | 12,546,497 | 6,020,465 |
| 2025-03-03 | 12,204,041 | 5,736,932 |
| 2025-02-24 | 12,241,221 | 5,787,275 |
| 2025-02-17 | 11,797,221 | 5,569,774 |
| 2025-02-10 | 12,147,638 | 5,681,180 |
| 2025-02-03 | 13,699,581 | 5,476,936 |
| 2025-01-27 | 11,518,270 | 5,147,732 |
| 2025-01-20 | 10,993,546 | 5,055,622 |
| 2025-01-13 | 11,230,683 | 5,020,616 |
| 2025-01-06 | 10,282,070 | 4,577,926 |
| 2024-12-30 | 5,436,806 | 2,148,187 |
| 2024-12-23 | 4,885,484 | 1,935,333 |
| 2024-12-16 | 10,393,554 | 4,596,664 |
| 2024-12-09 | 11,024,121 | 4,917,336 |
| 2024-12-02 | 10,952,148 | 4,944,355 |
| 2024-11-25 | 9,935,622 | 4,421,102 |
| 2024-11-18 | 11,241,281 | 4,937,327 |
| 2024-11-11 | 10,326,531 | 4,515,711 |
| 2024-11-04 | 10,512,725 | 4,604,767 |
| 2024-10-28 | 10,158,510 | 4,499,607 |
| 2024-10-21 | 10,812,741 | 4,579,580 |
| 2024-10-14 | 10,161,493 | 4,293,391 |
| 2024-10-07 | 10,200,769 | 4,385,271 |
| 2024-09-30 | 9,882,863 | 4,205,328 |
| 2024-09-23 | 10,419,653 | 4,354,704 |
| 2024-09-16 | 10,263,477 | 4,252,596 |
| 2024-09-09 | 10,503,667 | 4,329,301 |
| 2024-09-02 | 9,776,086 | 3,997,661 |
| 2024-08-26 | 10,045,707 | 4,048,718 |
| 2024-08-19 | 9,728,524 | 3,910,476 |
| 2024-08-12 | 9,104,233 | 3,640,503 |
| 2024-08-05 | 9,606,494 | 3,867,444 |
| 2024-07-29 | 9,707,231 | 3,878,298 |
| 2024-07-22 | 9,753,464 | 3,778,766 |
| 2024-07-15 | 9,804,786 | 3,666,816 |
| 2024-07-08 | 9,782,405 | 3,631,820 |
| 2024-07-01 | 9,034,650 | 3,231,452 |
| 2024-06-24 | 9,820,752 | 3,578,955 |
| 2024-06-17 | 9,615,408 | 3,430,420 |
| 2024-06-10 | 10,021,753 | 3,505,710 |
| 2024-06-03 | 9,933,365 | 3,492,884 |
| 2024-05-27 | 9,257,945 | 3,246,787 |
| 2024-05-20 | 9,454,513 | 3,287,097 |
| 2024-05-13 | 9,653,571 | 3,316,776 |
| 2024-05-06 | 9,034,050 | 3,032,940 |
| 2024-04-29 | 8,798,697 | 2,925,764 |
| 2024-04-22 | 9,650,323 | 3,213,936 |
| 2024-04-15 | 9,834,016 | 3,219,159 |
| 2024-04-08 | 9,509,238 | 3,143,965 |
| 2024-04-01 | 9,156,982 | 2,970,666 |
| 2024-03-25 | 8,463,020 | 2,762,084 |
| 2024-03-18 | 9,940,280 | 3,226,661 |
| 2024-03-11 | 9,929,979 | 3,210,537 |
| 2024-03-04 | 10,139,275 | 3,189,586 |
| 2024-02-26 | 10,113,379 | 3,134,517 |
| 2024-02-19 | 9,226,957 | 3,009,249 |
| 2024-02-12 | 9,067,977 | 2,939,380 |
| 2024-02-05 | 9,297,514 | 2,892,269 |
| 2024-01-29 | 9,476,697 | 2,922,337 |
| 2024-01-22 | 9,016,884 | 2,761,232 |
| 2024-01-15 | 8,710,739 | 2,674,677 |
| 2024-01-08 | 8,627,444 | 2,569,589 |
| 2024-01-01 | 6,258,549 | 1,785,297 |
| 2023-12-25 | 3,753,039 | 996,850 |
| 2023-12-18 | 7,595,678 | 2,251,268 |
| 2023-12-11 | 8,805,806 | 2,521,645 |
| 2023-12-04 | 8,753,257 | 2,580,461 |
| 2023-11-27 | 8,893,395 | 2,576,395 |
| 2023-11-20 | 7,822,432 | 2,172,808 |
| 2023-11-13 | 8,655,414 | 2,452,210 |
| 2023-11-06 | 8,787,820 | 2,505,899 |
| 2023-10-30 | 5,980,461 | 1,645,913 |
| 2023-10-23 | 8,528,832 | 2,341,516 |
| 2023-10-16 | 8,773,404 | 2,341,368 |
| 2023-10-09 | 8,159,979 | 2,109,313 |
| 2023-10-02 | 8,532,407 | 2,376,654 |
| 2023-09-25 | 8,628,066 | 2,363,529 |
| 2023-09-18 | 8,406,535 | 2,341,272 |
| 2023-09-11 | 8,474,831 | 2,194,672 |
| 2023-09-04 | 7,964,915 | 1,896,646 |
| 2023-08-28 | 8,256,361 | 1,921,387 |
| 2023-08-21 | 8,356,556 | 1,915,923 |
| 2023-08-14 | 7,891,534 | 1,828,075 |
| 2023-08-07 | 8,177,176 | 1,813,806 |
| 2023-07-31 | 8,216,254 | 1,817,576 |
| 2023-07-24 | 8,201,372 | 1,728,956 |
| 2023-07-17 | 8,364,307 | 1,701,335 |
| 2023-07-10 | 8,494,965 | 1,663,615 |
| 2023-07-03 | 7,592,179 | 1,498,149 |
| 2023-06-26 | 8,035,706 | 1,512,765 |
| 2023-06-19 | 8,062,060 | 1,413,031 |
| 2023-06-12 | 8,272,787 | 1,358,506 |
| 2023-06-05 | 8,080,795 | 1,279,320 |
| 2023-05-29 | 7,722,401 | 1,177,399 |
| 2023-05-22 | 8,200,409 | 1,223,297 |
| 2023-05-15 | 8,074,806 | 1,097,021 |
| 2023-05-08 | 8,170,964 | 997,840 |
| 2023-05-01 | 7,497,741 | 787,820 |
| 2023-04-24 | 8,412,634 | 829,124 |
| 2023-04-17 | 8,089,619 | 725,322 |
| 2023-04-10 | 7,657,837 | 590,806 |
| 2023-04-03 | 7,696,270 | 512,470 |
| 2023-03-27 | 8,460,640 | 503,769 |
| 2023-03-20 | 8,354,171 | 459,192 |
| 2023-03-13 | 8,262,507 | 435,936 |
| 2023-03-06 | 7,975,095 | 411,605 |
| 2023-02-27 | 8,136,192 | 409,789 |
| 2023-02-20 | 7,919,938 | 376,165 |
| 2023-02-13 | 7,978,980 | 357,679 |
| 2023-02-06 | 7,879,574 | 349,260 |
| 2023-01-30 | 7,828,147 | 338,730 |
| 2023-01-23 | 7,395,709 | 297,359 |
| 2023-01-16 | 7,239,163 | 271,266 |
| 2023-01-09 | 7,406,163 | 281,913 |
| 2023-01-02 | 5,928,376 | 222,057 |
| 2022-12-26 | 3,587,448 | 105,666 |
| 2022-12-19 | 6,154,174 | 211,381 |
| 2022-12-12 | 7,412,662 | 252,168 |
| 2022-12-05 | 7,524,257 | 245,536 |
| 2022-11-28 | 7,452,280 | 221,626 |
| 2022-11-21 | 6,514,360 | 183,993 |
| 2022-11-14 | 7,575,482 | 238,008 |
| 2022-11-07 | 7,281,786 | 207,767 |
| 2022-10-31 | 6,986,382 | 189,462 |
| 2022-10-24 | 7,160,466 | 200,495 |
| 2022-10-17 | 7,154,323 | 181,326 |
| 2022-10-10 | 6,897,886 | 179,139 |
| 2022-10-03 | 6,906,098 | 175,918 |
| 2022-09-26 | 7,000,000 | 172,126 |
| 2022-09-19 | 6,878,449 | 174,224 |
| 2022-09-12 | 7,168,405 | 188,839 |
| 2022-09-05 | 6,628,811 | 161,302 |
| 2022-08-29 | 6,605,411 | 161,424 |
| 2022-08-22 | 6,695,804 | 170,255 |
| 2022-08-15 | 6,322,579 | 154,370 |
| 2022-08-08 | 6,454,827 | 161,900 |
| 2022-08-01 | 6,530,967 | 169,209 |
| 2022-07-25 | 6,502,348 | 152,434 |
| 2022-07-18 | 5,482,777 | 113,642 |
| 2022-07-11 | 6,283,173 | 135,593 |
| 2022-07-04 | 5,824,651 | 123,502 |
| 2022-06-27 | 6,358,414 | 130,401 |
| 2022-06-20 | 6,214,622 | 135,468 |
| 2022-06-13 | 6,270,310 | 133,537 |
| 2022-06-06 | 6,381,615 | 130,152 |
| 2022-05-30 | 6,213,908 | 120,036 |
| 2022-05-23 | 6,182,315 | 125,491 |
| 2022-05-16 | 6,436,372 | 133,040 |
| 2022-05-09 | 6,212,969 | 123,578 |
| 2022-05-02 | 5,666,510 | 112,411 |
| 2022-04-25 | 6,306,808 | 116,119 |
| 2022-04-18 | 6,291,137 | 110,651 |
| 2022-04-11 | 6,557,774 | 108,396 |
| 2022-04-04 | 6,150,260 | 120,573 |
| 2022-03-28 | 6,070,365 | 113,657 |
| 2022-03-21 | 6,042,967 | 117,812 |
| 2022-03-14 | 5,925,819 | 112,414 |
| 2022-03-07 | 5,796,164 | 107,141 |
| 2022-02-28 | 5,565,855 | 110,247 |
| 2022-02-21 | 5,500,425 | 107,005 |
| 2022-02-14 | 5,854,367 | 115,577 |
| 2022-02-07 | 5,585,042 | 110,897 |
| 2022-01-31 | 5,370,564 | 107,227 |
| 2022-01-24 | 5,338,359 | 101,527 |
| 2022-01-17 | 5,140,153 | 96,645 |
| 2022-01-10 | 5,145,856 | 90,551 |
| 2022-01-03 | 4,130,425 | 71,436 |
| 2021-12-27 | 2,371,702 | 33,978 |
| 2021-12-20 | 3,585,905 | 58,711 |
| 2021-12-13 | 4,930,679 | 93,929 |
| 2021-12-06 | 4,820,574 | 93,526 |
| 2021-11-29 | 4,945,959 | 99,248 |
| 2021-11-22 | 4,319,832 | 77,484 |
| 2021-11-15 | 4,892,025 | 96,806 |
| 2021-11-08 | 4,793,322 | 89,519 |
| 2021-11-01 | 4,626,222 | 87,594 |
| 2021-10-25 | 4,588,743 | 92,297 |
| 2021-10-18 | 4,561,288 | 92,502 |
| 2021-10-11 | 4,542,597 | 91,950 |
| 2021-10-04 | 4,518,177 | 95,199 |
| 2021-09-27 | 4,472,309 | 91,378 |
| 2021-09-20 | 4,393,318 | 93,890 |
| 2021-09-13 | 4,301,034 | 92,540 |
| 2021-09-06 | 3,919,266 | 81,340 |
| 2021-08-30 | 4,079,926 | 85,817 |
| 2021-08-23 | 3,952,325 | 80,060 |
| 2021-08-16 | 3,870,544 | 79,929 |
| 2021-08-09 | 3,824,775 | 81,615 |
| 2021-08-02 | 3,761,594 | 82,306 |
| 2021-07-26 | 291,348 | 4,284 |
| 0 known vulnerabilities |
| Types | ships TypeScript types | no bundled types |