No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
leanclient has 1.4M monthly downloads and 46 GitHub stars. Version 0.12.0 supports Python 3.10+, first published in 2025.
It is actively maintained under a permissive license, last released in Jul 2026.
It is built on top of orjson, psutil and tqdm. It is used by 2 tracked packages, including lean-lsp-mcp and iflow-mcp-ooo0ooo-lean-lsp-mcp.
GitHub topics include lean4 and lsp.
Package Insights
Package Risks
- Moderate bus factor: only 7 contributor(s) for this download volume
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
34
Adoption
60
Community
40
Provenance
0
How the maintenance status was determined
Last commit
27 days ago
Monthly downloads
1,418,133
•
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
1,418,133
Stars
46
Stars per 1k downloads
0.03
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
35,590
Month daily avg
47,271
Momentum
-24.7%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python 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
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
0 days ago
Total releases
47
Releases/year
31.4
•
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
7
Monthly downloads
1,418,133
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
49
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
63.6%
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
21.6K
macOS
46
Windows
23
Python Versions
3.12
93.9%
20.4K
3.11
3.4%
747
3.13
1.8%
382
3.10
0.8%
165
3.14
0.2%
34
Top Countries
1.
US
9.7K
US
2.
NL
6.8K
NL
3.
GB
5.1K
GB
4.
SE
22
SE
5.
FI
18
FI
6.
FR
12
FR
7.
AU
10
AU
8.
ES
10
ES
9.
DE
8
DE
10.
KR
7
KR
Dependencies
3
14 optional dependencies
- gprof2dot[dev]
- ipykernel[dev]
- psutil[test]
- pytest[test]
- pytest-benchmark[test]
- pytest-cov[test]
- pytest-html[test]
- pytest-sugar[test]
- pytest-timeout[test]
- pytest-xdist[test]
- ruff[dev]
- sphinx[dev]
- sphinx-rtd-theme[dev]
- ty[dev]
Used By
2
Package Information
License
MIT
First Release
January 6, 2025
Last Release
18 hr ago
Last Commit
4 weeks ago
Latest Version
0.12.0
Total Releases
47
Contributors
7
Open PRs
2
Archived
No
Wheels
py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh