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express-csp-header

Content-Security-Policy middleware for Express

v6.4.0, 4 Sept 2026WTFPLESM + CommonJSTypes: BundledSecurity
$ npm install express-csp-header

Key numbers

As of 25 Sept 2026
Weekly downloads
16.3k
+29% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
2
Direct, from package.json
Last release
21 days ago
v6.4.0
GitHub stars
25
10 forks
Open issues / PRs
0 / 0
Contributors
-
Commits, last 52 weeks
17

Downloads

Last week 2026-09-15 to 2026-09-21
010k20k30k40kSept 2025Mar 2026Sept 2026High 36.3k (30 Jun 2026)Low 6.1k (23 Dec 2025)
Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

16,312 downloads last week, 86,416 in the last month. The 12-month change of +29% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
-
Latest version
6.4.0, 4 Sept 202621 days ago
First published
-
Last push to GitHub
4 Sept 202621 days before the snapshot
Repository archived
No
Open issues
0
Open pull requests
0
Commits, last 52 weeks
17
Dependents on npm
10

Major versions

-

Recent releases

-

Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=18
Runtimes
-
Unpacked size (npm)
30 kB
Dependencies (2)
pslcsp-header
npm install express-csp-header
  • jsDelivrhttps://cdn.jsdelivr.net/npm/express-csp-header@6.4.0/
  • unpkghttps://unpkg.com/express-csp-header@6.4.0/
  • esm.shhttps://esm.sh/express-csp-header@6.4.0
PackageWeekly downloadsGzipLast releaseModuleComparison
helmet-csp416.3k-2 months agoCommonJS-
csp_evaluator3m-3 months agoCommonJS-
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.