PyPI Stats
OpenNMT

ctranslate2

Fast inference engine for Transformer models
PyPI GitHub

Shared Repository

This package shares its GitHub repository (OpenNMT/CTranslate2) with 1 other package. Stars, forks, and other GitHub metrics reflect the entire repository.
Downloads
Day
274.9K
Week
2.1M
Month
8.3M
Stars
4.5K
Forks
478
Issues
216
Version
4.7.1

Package Insights

What's this?
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
65
Popularity
77
Adoption
80
Community
70
How the maintenance status was determined
Last commit
91 days ago
Monthly downloads
8,268,703
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
8,268,703
Stars
4,461
Stars per 1k downloads
0.54
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
296,613
Month daily avg
275,623
Momentum
+7.6%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.9
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
MIT
• 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
91 days ago
Total releases
116
Releases/year
18.4
• 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
60
Monthly downloads
8,268,703
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
61
 
Issue Burden
48.4
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
12.6%
contrib / forks
Stale Release
No
 
PR Velocity
Active
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 341.5K
Windows 18.2K
macOS 17.1K

Python Versions

3.12
67.1% 251.8K
3.11
21.3% 80.0K
3.10
4.3% 16.3K
3.14
4.2% 15.6K
3.13
3.1% 11.6K

Top Countries

1. US US
282.2K
2. CN CN
11.5K
3. NO NO
8.2K
4. SG SG
8.0K
5. DE DE
5.3K
6. JP JP
4.5K
7. RU RU
4.3K
8. IN IN
3.7K
9. FR FR
3.6K
10. BR BR
3.5K

Package Information

License
MIT
First Release
January 20, 2020
Last Release
3 months ago
Last Commit
3 months ago
Latest Version
4.7.1
Total Releases
116
Contributors
60
Open PRs
45
Archived
No
Author
OpenNMT
Python Versions
3 3.9 3.10 3.11 3.12 3.13 3.14
Wheels
cp310 cp311 cp312 cp313 cp314 cp36 cp37 cp38 cp39
Keywords
opennmt nmt neural machine translation cuda mkl inference quantization
Topics
neural-machine-translation cpp mkl quantization cuda thrust opennmt deep-neural-networks openmp onednn intrinsics avx2 avx parallel-computing gemm neon transformer-models machine-translation deep-learning inference
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh

Links