PyRank
mjpieters

aiolimiter

An efficient implementation of a rate limiter for asyncio.
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

aiolimiter has 12.5M monthly downloads and 771 GitHub stars. Version 1.2.1 supports Python <4.0,>=3.8, first published in 2019.

It is actively maintained under a permissive license, last released in Dec 2024.

It is used by 262 tracked packages, including voyageai, verifiers and solana.

GitHub topics include asyncio, rate-limiting and leaky-bucket.

Downloads
Day
384.4K
Week
2.8M
Month
12.5M
Stars
771
Forks
31
Issues
3
Version
1.2.1

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
80
Popularity
55
Adoption
70
Community
10
Provenance
0
How the maintenance status was determined
Last commit
4 days ago
Monthly downloads
12,500,826
• 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
12,500,826
Stars
771
Stars per 1k downloads
0.06
• 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
396,185
Month daily avg
416,694
Momentum
-4.9%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
<4.0,>=3.8
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
575 days ago
Total releases
7
Releases/year
1.1
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
8
Monthly downloads
12,500,826
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
31
 
Issue Burden
3.9
per 1k stars
Discussions
14.3
per 1k stars
Fork Ratio
25.8%
contrib / forks
Stale Release
570d
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 266.0K
Windows 6.2K
macOS 2.9K

Python Versions

3.13
56.1% 149.3K
3.12
23.2% 61.9K
3.11
12.2% 32.5K
3.10
4.4% 11.7K
3.14
4.1% 10.8K

Top Countries

1. US US
248.3K
2. DE DE
4.6K
3. NL NL
3.3K
4. IN IN
2.2K
5. FI FI
2.1K
6. SG SG
2.0K
7. GB GB
1.7K
8. ID ID
1.5K
9. RU RU
1.4K
10. KR KR
1.0K
GitHub Topics
Tags from the package's GitHub repository describing what it does.

Package Information

License
MIT
First Release
November 30, 2019
Last Release
1 year ago
Last Commit
5 days ago
Latest Version
1.2.1
Total Releases
7
Contributors
8
Open PRs
0
Archived
No
Author
Martijn Pieters
Python Versions
3 3.8 3.9 3.10 3.11 3.12 3.13
Wheels
py3
Keywords
asyncio rate-limiting leaky-bucket
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links