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Package

ursa

RSA public/private key OpenSSL bindings for node and io.js

v0.9.4, 10 May 2016Apache-2.0CommonJSTypes: NoneCryptography and hashing
$ npm install ursa

Key numbers

As of 25 Sept 2026
Weekly downloads
2.5k
-29% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
2
Direct, from package.json
Last release
10 years ago
v0.9.4
GitHub stars
611
134 forks
Open issues / PRs
58 / 7
Contributors
-
Commits, last 52 weeks
0

Downloads

Last week 2026-09-15 to 2026-09-21
02k4k6kSept 2025Mar 2026Sept 2026High 5.7k (16 Jun 2026)Low 1.4k (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.

2,504 downloads last week, 10,350 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
0.9.4, 10 May 201610 years ago
First published
-
Last push to GitHub
29 Apr 20192,705 days before the snapshot
Repository archived
No
Open issues
58
Open pull requests
7
Commits, last 52 weeks
0
Dependents on npm
131

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)
-
Dependencies (2)
nanbindings
npm install ursa
  • jsDelivrhttps://cdn.jsdelivr.net/npm/ursa@0.9.4/
  • unpkghttps://unpkg.com/ursa@0.9.4/
  • esm.shhttps://esm.sh/ursa@0.9.4
PackageWeekly downloadsGzipLast releaseModuleComparison
ursa-optional24.8k-5 years agoCommonJS-
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): downloads_week 2504 < 10000.