@casl/ability
Advanced tools
CASL is an isomorphic authorization JavaScript library which restricts what resources a given user is allowed to access
This package is the core of CASL. It includes logic responsible for checking ability rules in runtime. Check domentation for details.
AccessControl is a Node.js module that provides a flexible and intuitive way to manage role-based access control (RBAC) and attribute-based access control (ABAC). It is similar to @casl/ability in that it allows you to define and check permissions, but it focuses more on roles and attributes.
RBAC is a simple and flexible role-based access control library for Node.js. It allows you to define roles and permissions and check if a user has a specific role or permission. Compared to @casl/ability, RBAC is more focused on role management and less on fine-grained permissions.
FAQs
CASL is an isomorphic authorization JavaScript library which restricts what resources a given user is allowed to access
The npm package @casl/ability receives a total of 845,836 weekly downloads. As such, @casl/ability popularity was classified as popular.
We found that @casl/ability demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
Did you know?
Socket for GitHub automatically highlights issues in each pull request and monitors the health of all your open source dependencies. Discover the contents of your packages and block harmful activity before you install or update your dependencies.
Research
/Security News
We identified over 20 additional malicious extensions, along with over 20 related sleeper extensions, some of which have already been weaponized.
Security News
TC39’s March 2026 meeting advanced eight ECMAScript proposals, including Temporal reaching Stage 4 and securing its place in the ECMAScript 2026 specification.
Research
/Security News
Since January 31, 2026, we identified at least 72 additional malicious Open VSX extensions, including transitive GlassWorm loader extensions targeting developers.
