Packages npm @casl/ability Package · npm
@casl/ability npm · v7.0.1 · MIT
CASL is an isomorphic authorization JavaScript library which restricts what resources a given user is allowed to access
Tentative categories were assigned with moderate confidence (0.5 to 0.75): they are shown, but they do not count toward a category’s momentum. How categories work
Install npm install @casl/abilityCopy Adoption
Downloads (30 days) 6.8M Observed downloads / 30 days
Popularity Top 50% on npm Derived 68th percentile within npm
Dependents Collecting history Collecting
Maintenance 0.69 Derived Release cadence and recency, 0 to 1
Releases per year 11 92 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 +4.3% · 7d Derived +279.6K downloads / 30 days, SEP 28 → OCT 5
30 days +2.7% · 30d Derived +182.4K downloads / 30 days, SEP 5 → OCT 5
90 days +4.0% · 90d Derived +259.9K downloads / 30 days, JUL 6 → OCT 5
1 year +114.3% · 1y Derived +3.6M downloads / 30 days, OCT 6 → OCT 5 Adoption history Adoption historydownloads / 30 days · 74 observations
30d 90d 1y 2y 7.1M 6.1M JUL 13, 2026: 6,493,649 downloads / 30 days JUL 20, 2026: 6,443,067 downloads / 30 days JUL 26, 2026: 6,328,292 downloads / 30 days JUL 27, 2026: 6,533,373 downloads / 30 days JUL 28, 2026: 6,741,801 downloads / 30 days JUL 29, 2026: 6,763,321 downloads / 30 days JUL 30, 2026: 6,773,199 downloads / 30 days JUL 31, 2026: 6,736,624 downloads / 30 days AUG 1, 2026: 6,544,002 downloads / 30 days AUG 2, 2026: 6,415,134 downloads / 30 days AUG 3, 2026: 6,604,024 downloads / 30 days AUG 4, 2026: 6,820,079 downloads / 30 days AUG 5, 2026: 6,845,475 downloads / 30 days AUG 6, 2026: 6,797,551 downloads / 30 days AUG 7, 2026: 6,798,078 downloads / 30 days AUG 8, 2026: 6,626,663 downloads / 30 days AUG 9, 2026: 6,484,336 downloads / 30 days AUG 10, 2026: 6,692,165 downloads / 30 days AUG 11, 2026: 6,994,373 downloads / 30 days AUG 12, 2026: 7,021,010 downloads / 30 days AUG 13, 2026: 7,042,845 downloads / 30 days AUG 14, 2026: 6,760,594 downloads / 30 days AUG 15, 2026: 6,575,889 downloads / 30 days AUG 16, 2026: 6,423,173 downloads / 30 days AUG 17, 2026: 6,596,278 downloads / 30 days AUG 18, 2026: 6,817,003 downloads / 30 days AUG 19, 2026: 6,860,138 downloads / 30 days AUG 20, 2026: 6,851,165 downloads / 30 days AUG 21, 2026: 6,812,495 downloads / 30 days AUG 22, 2026: 6,620,374 downloads / 30 days AUG 23, 2026: 6,463,761 downloads / 30 days AUG 24, 2026: 6,680,618 downloads / 30 days AUG 25, 2026: 6,909,989 downloads / 30 days AUG 26, 2026: 6,931,041 downloads / 30 days AUG 27, 2026: 6,954,927 downloads / 30 days AUG 28, 2026: 6,943,249 downloads / 30 days AUG 29, 2026: 6,741,199 downloads / 30 days AUG 30, 2026: 6,592,193 downloads / 30 days AUG 31, 2026: 6,779,908 downloads / 30 days SEP 1, 2026: 7,009,460 downloads / 30 days SEP 2, 2026: 7,080,572 downloads / 30 days SEP 3, 2026: 6,774,551 downloads / 30 days SEP 4, 2026: 6,771,459 downloads / 30 days SEP 5, 2026: 6,643,727 downloads / 30 days SEP 6, 2026: 6,477,892 downloads / 30 days SEP 7, 2026: 6,384,876 downloads / 30 days SEP 8, 2026: 6,284,621 downloads / 30 days SEP 9, 2026: 6,334,585 downloads / 30 days SEP 10, 2026: 6,371,866 downloads / 30 days SEP 11, 2026: 6,367,921 downloads / 30 days SEP 12, 2026: 6,162,484 downloads / 30 days SEP 13, 2026: 6,262,707 downloads / 30 days SEP 14, 2026: 6,494,214 downloads / 30 days SEP 15, 2026: 6,392,072 downloads / 30 days SEP 16, 2026: 6,453,525 downloads / 30 days SEP 17, 2026: 6,461,803 downloads / 30 days SEP 18, 2026: 6,431,590 downloads / 30 days SEP 19, 2026: 6,238,958 downloads / 30 days SEP 20, 2026: 6,071,657 downloads / 30 days SEP 21, 2026: 6,287,195 downloads / 30 days SEP 22, 2026: 6,541,256 downloads / 30 days SEP 23, 2026: 6,595,128 downloads / 30 days SEP 24, 2026: 6,634,103 downloads / 30 days SEP 25, 2026: 6,646,095 downloads / 30 days SEP 26, 2026: 6,443,195 downloads / 30 days SEP 27, 2026: 6,286,548 downloads / 30 days SEP 28, 2026: 6,546,450 downloads / 30 days SEP 29, 2026: 6,829,271 downloads / 30 days SEP 30, 2026: 6,925,789 downloads / 30 days OCT 1, 2026: 6,991,123 downloads / 30 days OCT 2, 2026: 6,979,400 downloads / 30 days OCT 3, 2026: 7,102,503 downloads / 30 days OCT 4, 2026: 6,941,367 downloads / 30 days OCT 5, 2026: 6,826,079 downloads / 30 days JUL 13 AUG 24 OCT 5
Table of observations (75) Day downloads / 30 days Dependents OCT 6, 2026 Not observed Not observed OCT 5, 2026 6,826,079 Not observed OCT 4, 2026 6,941,367 Not observed OCT 3, 2026 7,102,503 Not observed OCT 2, 2026 6,979,400 Not observed OCT 1, 2026 6,991,123 Not observed SEP 30, 2026 6,925,789 Not observed SEP 29, 2026 6,829,271 Not observed SEP 28, 2026 6,546,450 Not observed SEP 27, 2026 6,286,548 Not observed SEP 26, 2026 6,443,195 Not observed SEP 25, 2026 6,646,095 Not observed SEP 24, 2026 6,634,103 Not observed SEP 23, 2026 6,595,128 Not observed SEP 22, 2026 6,541,256 Not observed SEP 21, 2026 6,287,195 Not observed SEP 20, 2026 6,071,657 Not observed SEP 19, 2026 6,238,958 Not observed SEP 18, 2026 6,431,590 Not observed SEP 17, 2026 6,461,803 Not observed SEP 16, 2026 6,453,525 Not observed SEP 15, 2026 6,392,072 Not observed SEP 14, 2026 6,494,214 Not observed SEP 13, 2026 6,262,707 Not observed SEP 12, 2026 6,162,484 Not observed SEP 11, 2026 6,367,921 Not observed SEP 10, 2026 6,371,866 Not observed SEP 9, 2026 6,334,585 Not observed SEP 8, 2026 6,284,621 Not observed SEP 7, 2026 6,384,876 Not observed SEP 6, 2026 6,477,892 Not observed SEP 5, 2026 6,643,727 Not observed SEP 4, 2026 6,771,459 Not observed SEP 3, 2026 6,774,551 Not observed SEP 2, 2026 7,080,572 Not observed SEP 1, 2026 7,009,460 Not observed AUG 31, 2026 6,779,908 Not observed AUG 30, 2026 6,592,193 Not observed AUG 29, 2026 6,741,199 Not observed AUG 28, 2026 6,943,249 Not observed AUG 27, 2026 6,954,927 Not observed AUG 26, 2026 6,931,041 Not observed AUG 25, 2026 6,909,989 Not observed AUG 24, 2026 6,680,618 Not observed AUG 23, 2026 6,463,761 Not observed AUG 22, 2026 6,620,374 Not observed AUG 21, 2026 6,812,495 Not observed AUG 20, 2026 6,851,165 Not observed AUG 19, 2026 6,860,138 Not observed AUG 18, 2026 6,817,003 Not observed AUG 17, 2026 6,596,278 Not observed AUG 16, 2026 6,423,173 Not observed AUG 15, 2026 6,575,889 Not observed AUG 14, 2026 6,760,594 Not observed AUG 13, 2026 7,042,845 Not observed AUG 12, 2026 7,021,010 Not observed AUG 11, 2026 6,994,373 Not observed AUG 10, 2026 6,692,165 Not observed AUG 9, 2026 6,484,336 Not observed AUG 8, 2026 6,626,663 Not observed AUG 7, 2026 6,798,078 Not observed AUG 6, 2026 6,797,551 Not observed AUG 5, 2026 6,845,475 Not observed AUG 4, 2026 6,820,079 Not observed AUG 3, 2026 6,604,024 Not observed AUG 2, 2026 6,415,134 Not observed AUG 1, 2026 6,544,002 Not observed JUL 31, 2026 6,736,624 Not observed JUL 30, 2026 6,773,199 Not observed JUL 29, 2026 6,763,321 Not observed JUL 28, 2026 6,741,801 Not observed JUL 27, 2026 6,533,373 Not observed JUL 26, 2026 6,328,292 Not observed JUL 20, 2026 6,443,067 Not observed JUL 13, 2026 6,493,649 Not observed
Facts from the registry
Latest version v7.0.1 92 versions
First published FEB 22, 2018
Last release JUL 6, 2026 4mo ago
Licence MIT Repository In the Crest catalog
CASL is an isomorphic authorization JavaScript library which restricts what resources a given user is allowed to access
Language TypeScript
Last push 23d ago
Last release 3mo ago Dependencies latest version · v7.0.1 Related news No published news event mentions this package or its repository yet.