Package

express-idempotency-middleware

Express middleware for idempotent POSTs via Idempotency-Key with in-flight control and pluggable stores.

v1.0.2, 4 Jan 2026MITESM onlyTypes: BundledHTTP servers and web frameworks

$ npm install express-idempotency-middleware

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 8.8k; +12471% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 0; Direct, from package.json
Last release: 8 months ago; v1.0.2
GitHub stars: 0; 0 forks
Open issues / PRs: 0 / 0
Contributors: -
Commits, last 52 weeks: 3

Downloads

Last week 2026-09-15 to 2026-09-21

Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

8,757 downloads last week, 37,433 in the last month. The 12-month change of +12471% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 1.0.2, 4 Jan 20268 months ago
First published: -
Last push to GitHub: 4 Jan 2026264 days before the snapshot
Repository archived: No
Open issues: 0
Open pull requests: 0
Commits, last 52 weeks: 3
Dependents on npm: 0

Major versions

Recent releases

Compatibility

Module format: ESM onlyFrom package.json type, main and exports fields
TypeScript types: Bundled
Node.js engine range: >=18.0.0
Runtimes: -
Unpacked size (npm): 87 kB
Dependencies (0): None
Peer dependencies (1): express

Install

npm install express-idempotency-middleware

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/express-idempotency-middleware@1.0.2/
unpkghttps://unpkg.com/express-idempotency-middleware@1.0.2/
esm.shhttps://esm.sh/express-idempotency-middleware@1.0.2

Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): downloads_week 8757 < 10000.