PyRank
protocolbuffers

protobuf

Protocol Buffers - Google's data interchange format
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

protobuf has 848.8M monthly downloads and 71K GitHub stars. Version 7.35.1 supports Python 3.10+, first published in 2008.

It is actively maintained under a permissive license, last released in Jun 2026.

It is used by 5,106 tracked packages, including grpcio-status, googleapis-common-protos and google-api-core.

GitHub topics include protobuf, protocol-buffers and protocol-compiler.

Shared Repository
This package shares its GitHub repository (protocolbuffers/protobuf) with 1 other package. Stars, forks, and other GitHub metrics reflect the entire repository.
Downloads
Day
26.1M
Week
187.4M
Month
848.8M
Stars
71.5K
Forks
16.2K
Issues
110
Version
7.35.1

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
100
Popularity
97
Adoption
70
Community
90
Provenance
0
How the maintenance status was determined
Last commit
3 days ago
Monthly downloads
848,757,770
• Active
Activity within 30 days
Stable
Activity within 31-180 days
Minimal
Activity within 181-365 days, or no activity data
At Risk
No activity for > 365 days, but > 10,000 monthly downloads
Archived
Repository flagged as archived on GitHub
How the popularity category was determined
Monthly downloads
848,757,770
Stars
71,458
Stars per 1k downloads
0.08
• Industry Standard
> 10,000,000 monthly downloads
Hidden Gem
< 0.5 stars per 1k downloads and > 100,000 monthly downloads
Community Favorite
> 5 stars per 1k downloads
Rising Star
Balanced ratio of stars to downloads
Unknown
Fewer than 1,000 monthly downloads, or no star data
How download momentum is calculated
Week daily avg
26,770,213
Month daily avg
28,291,926
Momentum
-5.4%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.10
Cutting Edge
Minimum supported version is 3.12 or newer
• Modern
Minimum supported version is 3.9, 3.10, or 3.11
Legacy
Supports 3.8 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
BSD-3-Clause
• Permissive
MIT, Apache, BSD, ISC, Unlicense, CC0, etc.
Copyleft
GPL, LGPL, AGPL, MPL, EPL, etc.
Proprietary
Commercial, all rights reserved, custom EULAs
Unknown
No license specified, or none of the above match
How the release cadence was determined
Last release
25 days ago
Total releases
219
Releases/year
12.2
• Rapid
Last release within 365 days and > 12 releases/year
Regular
Last release within 365 days
Slow
Last release 366-730 days ago
Stalled
Last release > 730 days ago, or no releases
Unknown
No usable release date available
How contributor risk was determined
Contributors
1,228
Monthly downloads
848,757,770
High Load
≤ 2 contributors and ≥ 50,000 monthly downloads
Moderate Load
< 10 contributors and ≥ 500,000 monthly downloads
Low Load
< 25 contributors and ≥ 5,000,000 monthly downloads, or sole maintainer with ≥ 10,000 monthly downloads
• Balanced
Enough contributors for the package's popularity
Unknown
No contributor data available
Engagement
77
 
Issue Burden
1.5
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
7.6%
contrib / forks
Stale Release
No
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 19.4M
Windows 327.0K
macOS 198.0K

Python Versions

3.12
32.8% 6.0M
3.11
24.5% 4.4M
3.13
20.0% 3.6M
3.10
17.4% 3.2M
3.9
5.2% 945.7K

Top Countries

1. US US
14.6M
2. SG SG
1.1M
3. IN IN
752.0K
4. NL NL
546.8K
5. IE IE
506.9K
6. DE DE
452.3K
7. GB GB
327.3K
8. JP JP
238.1K
9. CA CA
178.0K
10. BE BE
128.7K
GitHub Topics
Tags from the package's GitHub repository describing what it does.

Package Information

License
BSD-3-Clause
First Release
July 10, 2008
Last Release
3 weeks ago
Last Commit
4 days ago
Latest Version
7.35.1
Total Releases
219
Contributors
1,228
Open PRs
145
Archived
No
Python Versions
3 3.10 3.11 3.12 3.13 3.14
Wheels
cp27 cp310 cp33 cp34 cp35 cp36 cp37 cp38 cp39 py2 py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links