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Package

hpp

Express middleware to protect against HTTP Parameter Pollution attacks

v0.2.3, 7 Jan 2020ISCCommonJSTypes: NoneSecurityHTTP servers and web frameworks
$ npm install hpp

Key numbers

As of 25 Sept 2026
Weekly downloads
173.8k
+91% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
2
Direct, from package.json
Last release
6 years ago
v0.2.3
GitHub stars
396
13 forks
Open issues / PRs
3 / 2
Contributors
-
Commits, last 52 weeks
0

Downloads

Last week 2026-09-15 to 2026-09-21
0100k200k300k400kSept 2025Mar 2026Sept 2026High 376.9k (16 Jun 2026)Low 66.8k (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.

173,777 downloads last week, 876,870 in the last month. The 12-month change of +91% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
-
Latest version
0.2.3, 7 Jan 20206 years ago
First published
-
Last push to GitHub
6 Feb 20231,326 days before the snapshot
Repository archived
No
Open issues
3
Open pull requests
2
Commits, last 52 weeks
0
Dependents on npm
240

Major versions

-

Recent releases

-

Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
None
Node.js engine range
>=0.10.0
Runtimes
-
Unpacked size (npm)
13 kB
Dependencies (2)
lodashtype-is
npm install hpp
  • jsDelivrhttps://cdn.jsdelivr.net/npm/hpp@0.2.3/
  • unpkghttps://unpkg.com/hpp@0.2.3/
  • esm.shhttps://esm.sh/hpp@0.2.3
PackageWeekly downloadsGzipLast releaseModuleComparison
express-rate-limit45.1m-27 days agoESM + CommonJS-
feature-policy336.5k-5 years agoCommonJS-
permissions-policy11.9k-5 years agoCommonJS-
recaptcha29.5k-7 years agoCommonJS-
hide-powered-by348.2k-7 years agoCommonJS-
dont-sniff-mimetype347.7k-7 years agoCommonJS-
express-xss-sanitizer12.1k-6 months agoCommonJS-
referrer-policy340.5k-7 years agoCommonJS-
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.