Packages npm @types/chai Package · npm
@types/chai npm · v5.2.3 · MIT
TypeScript definitions for chai
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Install npm install @types/chaiCopy Adoption
Downloads (30 days) 396.6M Observed downloads / 30 days
Popularity Top 10% on npm Derived 98th percentile within npm
Dependents 1.2K Observed packages that depend on it
Maintenance 0.40 Derived Release cadence and recency, 0 to 1
Releases per year 10 97 versions over its life Growth by period Derived by Crest of Tech from two observations of npm’s own figure, a period apart. Nothing is stored or estimated: without an observation near the period’s start, the period is still collecting.
7 days Collecting history Collecting
30 days +14.1% · 30d Derived +49M downloads / 30 days, SEP 24 → OCT 24
90 days +47.6% · 90d Derived +128M downloads / 30 days, JUL 26 → OCT 24
1 year +499.3% · 1y Derived +330.4M downloads / 30 days, OCT 27 → OCT 24 Adoption history Adoption historydownloads / 30 days · 116 observations
30d 90d 1y 2y 396.6M 58M SEP 29, 2025: 57,953,619 downloads / 30 days OCT 6, 2025: 60,388,816 downloads / 30 days OCT 13, 2025: 61,601,478 downloads / 30 days OCT 20, 2025: 63,427,332 downloads / 30 days OCT 27, 2025: 66,177,504 downloads / 30 days NOV 3, 2025: 67,303,116 downloads / 30 days NOV 10, 2025: 69,316,046 downloads / 30 days NOV 17, 2025: 70,071,324 downloads / 30 days NOV 24, 2025: 71,074,028 downloads / 30 days DEC 1, 2025: 72,453,763 downloads / 30 days DEC 8, 2025: 74,443,965 downloads / 30 days DEC 15, 2025: 76,220,367 downloads / 30 days DEC 22, 2025: 75,852,181 downloads / 30 days DEC 29, 2025: 67,877,218 downloads / 30 days JAN 5, 2026: 60,248,642 downloads / 30 days JAN 12, 2026: 60,545,256 downloads / 30 days JAN 19, 2026: 64,318,453 downloads / 30 days JAN 26, 2026: 78,246,314 downloads / 30 days FEB 2, 2026: 96,563,597 downloads / 30 days FEB 9, 2026: 106,254,610 downloads / 30 days FEB 16, 2026: 114,304,729 downloads / 30 days FEB 23, 2026: 121,271,419 downloads / 30 days MAR 2, 2026: 127,520,278 downloads / 30 days MAR 9, 2026: 136,786,420 downloads / 30 days MAR 16, 2026: 146,081,457 downloads / 30 days MAR 23, 2026: 156,552,348 downloads / 30 days MAR 30, 2026: 164,043,214 downloads / 30 days APR 6, 2026: 165,066,663 downloads / 30 days APR 13, 2026: 166,679,369 downloads / 30 days APR 20, 2026: 172,555,985 downloads / 30 days APR 27, 2026: 180,368,204 downloads / 30 days MAY 4, 2026: 192,485,023 downloads / 30 days MAY 11, 2026: 207,152,259 downloads / 30 days MAY 18, 2026: 216,042,676 downloads / 30 days MAY 25, 2026: 220,498,182 downloads / 30 days JUN 1, 2026: 223,304,863 downloads / 30 days JUN 8, 2026: 216,131,227 downloads / 30 days JUN 15, 2026: 222,176,470 downloads / 30 days JUN 22, 2026: 229,201,413 downloads / 30 days JUN 29, 2026: 236,807,046 downloads / 30 days JUL 6, 2026: 250,227,465 downloads / 30 days JUL 13, 2026: 253,713,825 downloads / 30 days JUL 20, 2026: 262,202,732 downloads / 30 days JUL 26, 2026: 268,651,538 downloads / 30 days JUL 27, 2026: 276,883,234 downloads / 30 days JUL 28, 2026: 285,084,130 downloads / 30 days JUL 29, 2026: 287,917,966 downloads / 30 days JUL 30, 2026: 290,610,632 downloads / 30 days JUL 31, 2026: 291,950,332 downloads / 30 days AUG 1, 2026: 288,020,224 downloads / 30 days AUG 2, 2026: 286,197,611 downloads / 30 days AUG 3, 2026: 294,783,699 downloads / 30 days AUG 4, 2026: 304,122,325 downloads / 30 days AUG 5, 2026: 307,403,306 downloads / 30 days AUG 6, 2026: 307,365,781 downloads / 30 days AUG 7, 2026: 308,699,247 downloads / 30 days AUG 8, 2026: 303,983,634 downloads / 30 days AUG 9, 2026: 300,212,954 downloads / 30 days AUG 10, 2026: 307,855,035 downloads / 30 days AUG 11, 2026: 321,373,370 downloads / 30 days AUG 12, 2026: 323,331,297 downloads / 30 days AUG 13, 2026: 325,048,619 downloads / 30 days AUG 14, 2026: 313,486,850 downloads / 30 days AUG 15, 2026: 308,390,948 downloads / 30 days AUG 16, 2026: 304,357,975 downloads / 30 days AUG 17, 2026: 310,868,376 downloads / 30 days AUG 18, 2026: 319,189,934 downloads / 30 days AUG 19, 2026: 321,696,329 downloads / 30 days AUG 20, 2026: 322,811,443 downloads / 30 days AUG 21, 2026: 322,627,120 downloads / 30 days AUG 22, 2026: 317,108,098 downloads / 30 days AUG 23, 2026: 312,815,744 downloads / 30 days AUG 24, 2026: 320,809,284 downloads / 30 days AUG 25, 2026: 329,472,048 downloads / 30 days AUG 26, 2026: 331,303,454 downloads / 30 days AUG 27, 2026: 332,778,568 downloads / 30 days AUG 28, 2026: 332,890,608 downloads / 30 days AUG 29, 2026: 326,986,980 downloads / 30 days AUG 30, 2026: 322,804,157 downloads / 30 days AUG 31, 2026: 330,233,670 downloads / 30 days SEP 1, 2026: 339,589,778 downloads / 30 days SEP 2, 2026: 343,100,081 downloads / 30 days SEP 3, 2026: 329,243,551 downloads / 30 days SEP 4, 2026: 330,025,210 downloads / 30 days SEP 5, 2026: 327,215,277 downloads / 30 days SEP 6, 2026: 322,839,815 downloads / 30 days SEP 7, 2026: 316,324,096 downloads / 30 days SEP 8, 2026: 309,690,410 downloads / 30 days SEP 9, 2026: 313,098,675 downloads / 30 days SEP 10, 2026: 315,922,321 downloads / 30 days SEP 11, 2026: 317,106,874 downloads / 30 days SEP 12, 2026: 311,537,939 downloads / 30 days SEP 13, 2026: 319,679,874 downloads / 30 days SEP 14, 2026: 329,602,109 downloads / 30 days SEP 15, 2026: 322,967,329 downloads / 30 days SEP 16, 2026: 327,019,609 downloads / 30 days SEP 17, 2026: 329,206,254 downloads / 30 days SEP 18, 2026: 330,387,681 downloads / 30 days SEP 19, 2026: 324,799,639 downloads / 30 days SEP 20, 2026: 320,557,991 downloads / 30 days SEP 21, 2026: 329,799,257 downloads / 30 days SEP 22, 2026: 339,916,686 downloads / 30 days SEP 23, 2026: 344,126,982 downloads / 30 days SEP 24, 2026: 347,609,231 downloads / 30 days SEP 25, 2026: 349,824,043 downloads / 30 days SEP 26, 2026: 344,972,327 downloads / 30 days SEP 27, 2026: 341,909,194 downloads / 30 days SEP 28, 2026: 354,434,432 downloads / 30 days SEP 29, 2026: 367,072,291 downloads / 30 days SEP 30, 2026: 372,965,553 downloads / 30 days OCT 1, 2026: 377,967,641 downloads / 30 days OCT 2, 2026: 380,368,872 downloads / 30 days OCT 3, 2026: 392,022,581 downloads / 30 days OCT 4, 2026: 389,288,301 downloads / 30 days OCT 5, 2026: 389,288,301 downloads / 30 days OCT 24, 2026: 396,608,573 downloads / 30 days SEP 29 APR 12 OCT 24
Table of observations (121) Day downloads / 30 days Dependents OCT 24, 2026 396,608,573 1,163 OCT 5, 2026 389,288,301 Not observed OCT 4, 2026 389,288,301 Not observed OCT 3, 2026 392,022,581 Not observed OCT 2, 2026 380,368,872 Not observed OCT 1, 2026 377,967,641 Not observed SEP 30, 2026 372,965,553 Not observed SEP 29, 2026 367,072,291 Not observed SEP 28, 2026 354,434,432 Not observed SEP 27, 2026 341,909,194 Not observed SEP 26, 2026 344,972,327 Not observed SEP 25, 2026 349,824,043 Not observed SEP 24, 2026 347,609,231 Not observed SEP 23, 2026 344,126,982 Not observed SEP 22, 2026 339,916,686 Not observed SEP 21, 2026 329,799,257 Not observed SEP 20, 2026 320,557,991 Not observed SEP 19, 2026 324,799,639 Not observed SEP 18, 2026 330,387,681 Not observed SEP 17, 2026 329,206,254 Not observed SEP 16, 2026 327,019,609 Not observed SEP 15, 2026 322,967,329 Not observed SEP 14, 2026 329,602,109 Not observed SEP 13, 2026 319,679,874 Not observed SEP 12, 2026 311,537,939 Not observed SEP 11, 2026 317,106,874 Not observed SEP 10, 2026 315,922,321 Not observed SEP 9, 2026 313,098,675 Not observed SEP 8, 2026 309,690,410 Not observed SEP 7, 2026 316,324,096 Not observed SEP 6, 2026 322,839,815 Not observed SEP 5, 2026 327,215,277 Not observed SEP 4, 2026 330,025,210 Not observed SEP 3, 2026 329,243,551 Not observed SEP 2, 2026 343,100,081 Not observed SEP 1, 2026 339,589,778 Not observed AUG 31, 2026 330,233,670 Not observed AUG 30, 2026 322,804,157 Not observed AUG 29, 2026 326,986,980 Not observed AUG 28, 2026 332,890,608 Not observed AUG 27, 2026 332,778,568 Not observed AUG 26, 2026 331,303,454 Not observed AUG 25, 2026 329,472,048 Not observed AUG 24, 2026 320,809,284 Not observed AUG 23, 2026 312,815,744 Not observed AUG 22, 2026 317,108,098 Not observed AUG 21, 2026 322,627,120 Not observed AUG 20, 2026 322,811,443 Not observed AUG 19, 2026 321,696,329 Not observed AUG 18, 2026 319,189,934 Not observed AUG 17, 2026 310,868,376 Not observed AUG 16, 2026 304,357,975 Not observed AUG 15, 2026 308,390,948 Not observed AUG 14, 2026 313,486,850 Not observed AUG 13, 2026 325,048,619 Not observed AUG 12, 2026 323,331,297 Not observed AUG 11, 2026 321,373,370 Not observed AUG 10, 2026 307,855,035 Not observed AUG 9, 2026 300,212,954 Not observed AUG 8, 2026 303,983,634 Not observed AUG 7, 2026 308,699,247 Not observed AUG 6, 2026 307,365,781 Not observed AUG 5, 2026 307,403,306 Not observed AUG 4, 2026 304,122,325 Not observed AUG 3, 2026 294,783,699 Not observed AUG 2, 2026 286,197,611 Not observed AUG 1, 2026 288,020,224 Not observed JUL 31, 2026 291,950,332 Not observed JUL 30, 2026 290,610,632 Not observed JUL 29, 2026 287,917,966 Not observed JUL 28, 2026 285,084,130 Not observed JUL 27, 2026 276,883,234 Not observed JUL 26, 2026 268,651,538 Not observed JUL 20, 2026 262,202,732 Not observed JUL 13, 2026 253,713,825 Not observed JUL 6, 2026 250,227,465 Not observed JUN 29, 2026 236,807,046 Not observed JUN 22, 2026 229,201,413 Not observed JUN 15, 2026 222,176,470 Not observed JUN 8, 2026 216,131,227 Not observed JUN 1, 2026 223,304,863 Not observed MAY 25, 2026 220,498,182 Not observed MAY 18, 2026 216,042,676 Not observed MAY 11, 2026 207,152,259 Not observed MAY 4, 2026 192,485,023 Not observed APR 27, 2026 180,368,204 Not observed APR 20, 2026 172,555,985 Not observed APR 13, 2026 166,679,369 Not observed APR 6, 2026 165,066,663 Not observed MAR 30, 2026 164,043,214 Not observed MAR 23, 2026 156,552,348 Not observed MAR 16, 2026 146,081,457 Not observed MAR 9, 2026 136,786,420 Not observed MAR 2, 2026 127,520,278 Not observed FEB 23, 2026 121,271,419 Not observed FEB 16, 2026 114,304,729 Not observed FEB 9, 2026 106,254,610 Not observed FEB 2, 2026 96,563,597 Not observed JAN 26, 2026 78,246,314 Not observed JAN 19, 2026 64,318,453 Not observed JAN 12, 2026 60,545,256 Not observed JAN 5, 2026 60,248,642 Not observed DEC 29, 2025 67,877,218 Not observed DEC 22, 2025 75,852,181 Not observed DEC 15, 2025 76,220,367 Not observed DEC 8, 2025 74,443,965 Not observed DEC 1, 2025 72,453,763 Not observed NOV 24, 2025 71,074,028 Not observed NOV 17, 2025 70,071,324 Not observed NOV 10, 2025 69,316,046 Not observed NOV 3, 2025 67,303,116 Not observed OCT 27, 2025 66,177,504 Not observed OCT 20, 2025 63,427,332 Not observed OCT 13, 2025 61,601,478 Not observed OCT 6, 2025 60,388,816 Not observed SEP 29, 2025 57,953,619 Not observed SEP 22, 2025 Not observed Not observed SEP 15, 2025 Not observed Not observed SEP 8, 2025 Not observed Not observed SEP 1, 2025 Not observed Not observed AUG 31, 2025 Not observed Not observed
Facts from the registry
Latest version v5.2.3 97 versions
First published MAY 17, 2016
Last release OCT 20, 2025 12mo ago
Licence MIT Repository In the Crest catalog
The repository for high quality TypeScript type definitions.
Language TypeScript
Last push 22d ago
Last release 7y ago Dependencies latest version · v5.2.3 Runtime 2 @types/deep-eql *assertion-error ^2.0.1Related news No published news event mentions this package or its repository yet.
