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Package

pbf

a low-level, lightweight protocol buffers implementation in JavaScript

v5.1.2, 9 Jul 2026BSD-3-ClauseESM onlyTypes: Bundled
$ npm install pbf

Key numbers

As of 25 Sept 2026
Weekly downloads
7.6m
+212% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
1
Direct, from package.json
Last release
2 months ago
v5.1.2
GitHub stars
-
Open issues / PRs
- / -
Contributors
-
Commits, last 52 weeks
-

Downloads

Last week 2026-09-15 to 2026-09-21
05m10m15mSept 2025Mar 2026Sept 2026High 10.2m (25 Aug 2026)Low 1.6m (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.

7,626,867 downloads last week, 37,426,181 in the last month. The 12-month change of +212% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
537 in total
Latest version
5.1.2, 9 Jul 20262 months ago
First published
14 Jan 2014
Last push to GitHub
-
Repository archived
-
Open issues
-
Open pull requests
-
Commits, last 52 weeks
-
Dependents on npm
621

Major versions

  1. v5 first release 5.0.0, 26 May 2026
  2. v4 first release 4.0.0, 8 Jul 2024
  3. v3 first release 3.0.0, 30 Aug 2016
  4. v2 first release 2.0.0, 27 May 2016
  5. v1 first release 1.0.0, 25 Dec 2014
  6. v0 first release 0.0.0, 14 Jan 2014

Recent releases

VersionPublished
5.1.29 Jul 2026
5.1.18 Jul 2026
5.1.029 May 2026
5.0.026 May 2026
4.0.222 May 2026
4.0.18 Jul 2024
4.0.08 Jul 2024
3.3.03 Jul 2024
3.2.111 Oct 2019
3.2.011 Mar 2019
3.1.027 Sept 2017
3.0.530 Nov 2016
3.0.414 Nov 2016
3.0.314 Nov 2016
Module format
ESM onlyFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
88 kB
Dependencies (1)
resolve-protobuf-schema
npm install pbf

CDN

jsDelivr: 105.8k requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/pbf@5.1.2/
  • unpkghttps://unpkg.com/pbf@5.1.2/
  • esm.shhttps://esm.sh/pbf@5.1.2
Sources: npm registry, npm downloads API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): GitHub data not fetched yet; no category.