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@bufbuild/protobuf

Protocol Buffers for ECMAScript. Fully compliant with the Protobuf conformance tests.

v2.15.0, 11 Sept 2026(Apache-2.0 AND BSD-3-Clause)ESM + CommonJSTypes: BundledTypeScript tooling
$ npm install @bufbuild/protobuf
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Key numbers

As of 25 Sept 2026
Weekly downloads
16.2m
+241% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
13 days ago
v2.15.0
GitHub stars
1.7k
211 forks
Open issues / PRs
26 / 7
Contributors
-
Commits, last 52 weeks
190

Downloads

Last week 2026-09-15 to 2026-09-21
010m20m30mSept 2025Mar 2026Sept 2026High 21.5m (25 Aug 2026)Low 3.2m (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.

16,224,037 downloads last week, 78,655,785 in the last month. The 12-month change of +241% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months
1068 in total
Latest version
2.15.0, 11 Sept 202613 days ago
First published
7 Mar 2022
Last push to GitHub
24 Sept 2026same day as the snapshot
Repository archived
No
Open issues
26
Open pull requests
7
Commits, last 52 weeks
190
Dependents on npm
1,722

Major versions

  1. v2 first release 2.0.0, 30 Jul 2024
  2. v1 first release 1.0.0, 20 Dec 2022
  3. v0 first release 0.0.1, 7 Mar 2022

Recent releases

VersionPublished
2.15.011 Sept 2026
2.14.131 Aug 2026
2.14.013 Aug 2026
2.13.021 Jul 2026
2.12.122 Jun 2026
2.12.023 Apr 2026
2.11.021 Jan 2026
2.10.212 Dec 2025
2.10.112 Nov 2025
2.10.020 Oct 2025
2.9.018 Sept 2025
2.8.011 Sept 2025
2.7.019 Aug 2025
2.6.34 Aug 2025

Compatibility

Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
1.8 MB
Dependencies (0)
None

Install

npm install @bufbuild/protobuf

CDN

jsDelivr: 216.6k requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/@bufbuild/protobuf@2.15.0/
  • unpkghttps://unpkg.com/@bufbuild/protobuf@2.15.0/
  • esm.shhttps://esm.sh/@bufbuild/protobuf@2.15.0

Alternatives

PackageWeekly downloadsGzipLast releaseModuleComparison
@bufbuild/protoc-gen-es1.4m-13 days ago--
protobufjs61.1m-29 days agoCommonJS-
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Indexed.