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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 | storybook | @testing-library/react |
|---|---|---|
| Release cadence | 0 releases in last 90 days | 0 releases in last 90 days |
| Last release | 10 days ago | 16 days ago |
| Open issues | 1582 open issues | 63 open issues |
| Bus factor | top contributor makes 21.73% of commits | top contributor makes 27.62% of commits |
| Commit activity | 3581 commits in the last 90 days | 1 commits in the last 90 days |
| Pull request activity | 20 PRs opened in the last 90 days | 1 PRs opened in the last 90 days |
| OpenSSF score | 7.2/10 | 3.7/10 |
| Vulnerabilities |
Daily downloads aggregated to weekly sums (last 5 years).
| Week | storybook | @testing-library/react |
|---|---|---|
| 2026-08-31 | 2,759,867 | 10,380,929 |
| 2026-08-24 | 10,952,624 | 57,277,921 |
| 2026-08-17 | 0 | 54,661,785 |
| 2026-08-10 | 0 | 46,158,713 |
| 2026-08-03 | 0 | 52,626,096 |
| 2026-07-27 | 9,912,509 | 51,586,049 |
| 2026-07-20 | 20,049,801 | 49,623,575 |
| 2026-07-13 | 19,141,766 | 47,963,821 |
| 2026-07-06 | 17,918,640 | 43,419,005 |
| 2026-06-29 | 16,967,619 | 42,577,343 |
| 2026-06-22 | 17,995,772 | 43,859,868 |
| 2026-06-15 | 17,922,959 | 45,157,239 |
| 2026-06-08 | 17,710,864 | 44,174,908 |
| 2026-06-01 | 14,274,840 | 36,326,269 |
| 2026-05-25 | 15,748,579 | 39,766,356 |
| 2026-05-18 | 17,042,606 | 42,261,875 |
| 2026-05-11 | 13,582,034 | 34,966,260 |
| 2026-05-04 | 15,888,883 | 42,955,104 |
| 2026-04-27 | 14,650,826 | 42,781,895 |
| 2026-04-20 | 14,602,352 | 38,687,457 |
| 2026-04-13 | 14,249,329 | 36,438,387 |
| 2026-04-06 | 13,463,229 | 31,860,983 |
| 2026-03-30 | 12,933,592 | 32,247,706 |
| 2026-03-23 | 13,569,255 | 34,275,531 |
| 2026-03-16 | 13,085,690 | 33,438,533 |
| 2026-03-09 | 13,285,229 | 33,869,131 |
| 2026-03-02 | 12,893,191 | 32,768,946 |
| 2026-02-23 | 12,462,148 | 31,604,035 |
| 2026-02-16 | 11,117,676 | 28,405,908 |
| 2026-02-09 | 11,610,421 | 27,952,396 |
| 2026-02-02 | 11,491,124 | 25,894,357 |
| 2026-01-26 | 10,960,429 | 25,747,159 |
| 2026-01-19 | 10,238,008 | 22,438,065 |
| 2026-01-12 | 9,937,200 | 20,480,545 |
| 2026-01-05 | 8,982,937 | 17,986,209 |
| 2025-12-29 | 3,963,191 | 9,761,986 |
| 2025-12-22 | 4,635,528 | 10,338,879 |
| 2025-12-15 | 9,346,131 | 18,849,560 |
| 2025-12-08 | 9,405,687 | 19,380,773 |
| 2025-12-01 | 9,395,881 | 19,839,010 |
| 2025-11-24 | 8,061,294 | 17,548,934 |
| 2025-11-17 | 8,997,417 | 18,733,752 |
| 2025-11-10 | 8,672,158 | 17,765,383 |
| 2025-11-03 | 8,685,349 | 17,839,709 |
| 2025-10-27 | 8,526,325 | 17,405,080 |
| 2025-10-20 | 8,394,350 | 18,282,713 |
| 2025-10-13 | 8,026,118 | 17,326,238 |
| 2025-10-06 | 7,993,416 | 17,372,546 |
| 2025-09-29 | 7,946,062 | 16,818,011 |
| 2025-09-22 | 7,737,161 | 16,551,510 |
| 2025-09-15 | 7,691,105 | 16,543,347 |
| 2025-09-08 | 7,691,161 | 16,408,329 |
| 2025-09-01 | 7,113,868 | 15,166,473 |
| 2025-08-25 | 7,277,163 | 17,338,161 |
| 2025-08-18 | 7,364,985 | 15,641,402 |
| 2025-08-11 | 7,023,252 | 14,644,979 |
| 2025-08-04 | 7,214,657 | 15,123,106 |
| 2025-07-28 | 7,265,122 | 18,508,290 |
| 2025-07-21 | 7,063,572 | 15,704,535 |
| 2025-07-14 | 6,901,540 | 14,986,691 |
| 2025-07-07 | 7,043,628 | 16,413,544 |
| 2025-06-30 | 6,672,522 | 15,358,395 |
| 2025-06-23 | 7,160,318 | 17,720,819 |
| 2025-06-16 | 7,001,204 | 17,797,202 |
| 2025-06-09 | 6,753,924 | 15,335,157 |
| 2025-06-02 | 6,871,699 | 14,941,018 |
| 2025-05-26 | 6,249,385 | 13,415,809 |
| 2025-05-19 | 6,705,055 | 14,576,243 |
| 2025-05-12 | 6,456,007 | 13,651,259 |
| 2025-05-05 | 5,917,559 | 12,985,949 |
| 2025-04-28 | 5,551,293 | 12,078,961 |
| 2025-04-21 | 5,862,238 | 12,629,473 |
| 2025-04-14 | 5,908,998 | 12,205,804 |
| 2025-04-07 | 6,189,667 | 12,885,696 |
| 2025-03-31 | 6,127,923 | 12,946,748 |
| 2025-03-24 | 6,391,333 | 13,075,893 |
| 2025-03-17 | 6,076,358 | 12,676,636 |
| 2025-03-10 | 6,020,465 | 12,546,497 |
| 2025-03-03 | 5,736,932 | 12,204,041 |
| 2025-02-24 | 5,787,275 | 12,241,221 |
| 2025-02-17 | 5,569,774 | 11,797,221 |
| 2025-02-10 | 5,681,180 | 12,147,638 |
| 2025-02-03 | 5,476,936 | 13,699,581 |
| 2025-01-27 | 5,147,732 | 11,518,270 |
| 2025-01-20 | 5,055,622 | 10,993,546 |
| 2025-01-13 | 5,020,616 | 11,230,683 |
| 2025-01-06 | 4,577,926 | 10,282,070 |
| 2024-12-30 | 2,148,187 | 5,436,806 |
| 2024-12-23 | 1,935,333 | 4,885,484 |
| 2024-12-16 | 4,596,664 | 10,393,554 |
| 2024-12-09 | 4,917,336 | 11,024,121 |
| 2024-12-02 | 4,944,355 | 10,952,148 |
| 2024-11-25 | 4,421,102 | 9,935,622 |
| 2024-11-18 | 4,937,327 | 11,241,281 |
| 2024-11-11 | 4,515,711 | 10,326,531 |
| 2024-11-04 | 4,604,767 | 10,512,725 |
| 2024-10-28 | 4,499,607 | 10,158,510 |
| 2024-10-21 | 4,579,580 | 10,812,741 |
| 2024-10-14 | 4,293,391 | 10,161,493 |
| 2024-10-07 | 4,385,271 | 10,200,769 |
| 2024-09-30 | 4,205,328 | 9,882,863 |
| 2024-09-23 | 4,354,704 | 10,419,653 |
| 2024-09-16 | 4,252,596 | 10,263,477 |
| 2024-09-09 | 4,329,301 | 10,503,667 |
| 2024-09-02 | 3,997,661 | 9,776,086 |
| 2024-08-26 | 4,048,718 | 10,045,707 |
| 2024-08-19 | 3,910,476 | 9,728,524 |
| 2024-08-12 | 3,640,503 | 9,104,233 |
| 2024-08-05 | 3,867,444 | 9,606,494 |
| 2024-07-29 | 3,878,298 | 9,707,231 |
| 2024-07-22 | 3,778,766 | 9,753,464 |
| 2024-07-15 | 3,666,816 | 9,804,786 |
| 2024-07-08 | 3,631,820 | 9,782,405 |
| 2024-07-01 | 3,231,452 | 9,034,650 |
| 2024-06-24 | 3,578,955 | 9,820,752 |
| 2024-06-17 | 3,430,420 | 9,615,408 |
| 2024-06-10 | 3,505,710 | 10,021,753 |
| 2024-06-03 | 3,492,884 | 9,933,365 |
| 2024-05-27 | 3,246,787 | 9,257,945 |
| 2024-05-20 | 3,287,097 | 9,454,513 |
| 2024-05-13 | 3,316,776 | 9,653,571 |
| 2024-05-06 | 3,032,940 | 9,034,050 |
| 2024-04-29 | 2,925,764 | 8,798,697 |
| 2024-04-22 | 3,213,936 | 9,650,323 |
| 2024-04-15 | 3,219,159 | 9,834,016 |
| 2024-04-08 | 3,143,965 | 9,509,238 |
| 2024-04-01 | 2,970,666 | 9,156,982 |
| 2024-03-25 | 2,762,084 | 8,463,020 |
| 2024-03-18 | 3,226,661 | 9,940,280 |
| 2024-03-11 | 3,210,537 | 9,929,979 |
| 2024-03-04 | 3,189,586 | 10,139,275 |
| 2024-02-26 | 3,134,517 | 10,113,379 |
| 2024-02-19 | 3,009,249 | 9,226,957 |
| 2024-02-12 | 2,939,380 | 9,067,977 |
| 2024-02-05 | 2,892,269 | 9,297,514 |
| 2024-01-29 | 2,922,337 | 9,476,697 |
| 2024-01-22 | 2,761,232 | 9,016,884 |
| 2024-01-15 | 2,674,677 | 8,710,739 |
| 2024-01-08 | 2,569,589 | 8,627,444 |
| 2024-01-01 | 1,785,297 | 6,258,549 |
| 2023-12-25 | 996,850 | 3,753,039 |
| 2023-12-18 | 2,251,268 | 7,595,678 |
| 2023-12-11 | 2,521,645 | 8,805,806 |
| 2023-12-04 | 2,580,461 | 8,753,257 |
| 2023-11-27 | 2,576,395 | 8,893,395 |
| 2023-11-20 | 2,172,808 | 7,822,432 |
| 2023-11-13 | 2,452,210 | 8,655,414 |
| 2023-11-06 | 2,505,899 | 8,787,820 |
| 2023-10-30 | 1,645,913 | 5,980,461 |
| 2023-10-23 | 2,341,516 | 8,528,832 |
| 2023-10-16 | 2,341,368 | 8,773,404 |
| 2023-10-09 | 2,109,313 | 8,159,979 |
| 2023-10-02 | 2,376,654 | 8,532,407 |
| 2023-09-25 | 2,363,529 | 8,628,066 |
| 2023-09-18 | 2,341,272 | 8,406,535 |
| 2023-09-11 | 2,194,672 | 8,474,831 |
| 2023-09-04 | 1,896,646 | 7,964,915 |
| 2023-08-28 | 1,921,387 | 8,256,361 |
| 2023-08-21 | 1,915,923 | 8,356,556 |
| 2023-08-14 | 1,828,075 | 7,891,534 |
| 2023-08-07 | 1,813,806 | 8,177,176 |
| 2023-07-31 | 1,817,576 | 8,216,254 |
| 2023-07-24 | 1,728,956 | 8,201,372 |
| 2023-07-17 | 1,701,335 | 8,364,307 |
| 2023-07-10 | 1,663,615 | 8,494,965 |
| 2023-07-03 | 1,498,149 | 7,592,179 |
| 2023-06-26 | 1,512,765 | 8,035,706 |
| 2023-06-19 | 1,413,031 | 8,062,060 |
| 2023-06-12 | 1,358,506 | 8,272,787 |
| 2023-06-05 | 1,279,320 | 8,080,795 |
| 2023-05-29 | 1,177,399 | 7,722,401 |
| 2023-05-22 | 1,223,297 | 8,200,409 |
| 2023-05-15 | 1,097,021 | 8,074,806 |
| 2023-05-08 | 997,840 | 8,170,964 |
| 2023-05-01 | 787,820 | 7,497,741 |
| 2023-04-24 | 829,124 | 8,412,634 |
| 2023-04-17 | 725,322 | 8,089,619 |
| 2023-04-10 | 590,806 | 7,657,837 |
| 2023-04-03 | 512,470 | 7,696,270 |
| 2023-03-27 | 503,769 | 8,460,640 |
| 2023-03-20 | 459,192 | 8,354,171 |
| 2023-03-13 | 435,936 | 8,262,507 |
| 2023-03-06 | 411,605 | 7,975,095 |
| 2023-02-27 | 409,789 | 8,136,192 |
| 2023-02-20 | 376,165 | 7,919,938 |
| 2023-02-13 | 357,679 | 7,978,980 |
| 2023-02-06 | 349,260 | 7,879,574 |
| 2023-01-30 | 338,730 | 7,828,147 |
| 2023-01-23 | 297,359 | 7,395,709 |
| 2023-01-16 | 271,266 | 7,239,163 |
| 2023-01-09 | 281,913 | 7,406,163 |
| 2023-01-02 | 222,057 | 5,928,376 |
| 2022-12-26 | 105,666 | 3,587,448 |
| 2022-12-19 | 211,381 | 6,154,174 |
| 2022-12-12 | 252,168 | 7,412,662 |
| 2022-12-05 | 245,536 | 7,524,257 |
| 2022-11-28 | 221,626 | 7,452,280 |
| 2022-11-21 | 183,993 | 6,514,360 |
| 2022-11-14 | 238,008 | 7,575,482 |
| 2022-11-07 | 207,767 | 7,281,786 |
| 2022-10-31 | 189,462 | 6,986,382 |
| 2022-10-24 | 200,495 | 7,160,466 |
| 2022-10-17 | 181,326 | 7,154,323 |
| 2022-10-10 | 179,139 | 6,897,886 |
| 2022-10-03 | 175,918 | 6,906,098 |
| 2022-09-26 | 172,126 | 7,000,000 |
| 2022-09-19 | 174,224 | 6,878,449 |
| 2022-09-12 | 188,839 | 7,168,405 |
| 2022-09-05 | 161,302 | 6,628,811 |
| 2022-08-29 | 161,424 | 6,605,411 |
| 2022-08-22 | 170,255 | 6,695,804 |
| 2022-08-15 | 154,370 | 6,322,579 |
| 2022-08-08 | 161,900 | 6,454,827 |
| 2022-08-01 | 169,209 | 6,530,967 |
| 2022-07-25 | 152,434 | 6,502,348 |
| 2022-07-18 | 113,642 | 5,482,777 |
| 2022-07-11 | 135,593 | 6,283,173 |
| 2022-07-04 | 123,502 | 5,824,651 |
| 2022-06-27 | 130,401 | 6,358,414 |
| 2022-06-20 | 135,468 | 6,214,622 |
| 2022-06-13 | 133,537 | 6,270,310 |
| 2022-06-06 | 130,152 | 6,381,615 |
| 2022-05-30 | 120,036 | 6,213,908 |
| 2022-05-23 | 125,491 | 6,182,315 |
| 2022-05-16 | 133,040 | 6,436,372 |
| 2022-05-09 | 123,578 | 6,212,969 |
| 2022-05-02 | 112,411 | 5,666,510 |
| 2022-04-25 | 116,119 | 6,306,808 |
| 2022-04-18 | 110,651 | 6,291,137 |
| 2022-04-11 | 108,396 | 6,557,774 |
| 2022-04-04 | 120,573 | 6,150,260 |
| 2022-03-28 | 113,657 | 6,070,365 |
| 2022-03-21 | 117,812 | 6,042,967 |
| 2022-03-14 | 112,414 | 5,925,819 |
| 2022-03-07 | 107,141 | 5,796,164 |
| 2022-02-28 | 110,247 | 5,565,855 |
| 2022-02-21 | 107,005 | 5,500,425 |
| 2022-02-14 | 115,577 | 5,854,367 |
| 2022-02-07 | 110,897 | 5,585,042 |
| 2022-01-31 | 107,227 | 5,370,564 |
| 2022-01-24 | 101,527 | 5,338,359 |
| 2022-01-17 | 96,645 | 5,140,153 |
| 2022-01-10 | 90,551 | 5,145,856 |
| 2022-01-03 | 71,436 | 4,130,425 |
| 2021-12-27 | 33,978 | 2,371,702 |
| 2021-12-20 | 58,711 | 3,585,905 |
| 2021-12-13 | 93,929 | 4,930,679 |
| 2021-12-06 | 93,526 | 4,820,574 |
| 2021-11-29 | 99,248 | 4,945,959 |
| 2021-11-22 | 77,484 | 4,319,832 |
| 2021-11-15 | 96,806 | 4,892,025 |
| 2021-11-08 | 89,519 | 4,793,322 |
| 2021-11-01 | 87,594 | 4,626,222 |
| 2021-10-25 | 92,297 | 4,588,743 |
| 2021-10-18 | 92,502 | 4,561,288 |
| 2021-10-11 | 91,950 | 4,542,597 |
| 2021-10-04 | 95,199 | 4,518,177 |
| 2021-09-27 | 91,378 | 4,472,309 |
| 2021-09-20 | 93,890 | 4,393,318 |
| 2021-09-13 | 92,540 | 4,301,034 |
| 0 known vulnerabilities |
| Types | no bundled types | ships TypeScript types |