PyRank
html5lib

html5lib

Standards-compliant library for parsing and serializing HTML documents and fragments in Python
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

html5lib has 35.6M monthly downloads and 1K GitHub stars. Version 1.1, first published in 2012.

It is showing limited recent maintenance under a permissive license, last released in Jun 2020.

It is built on top of six and webencodings. It is used by 634 tracked packages, including unstructured, xhtml2pdf and akshare.

Shared Repository
This package shares its GitHub repository (html5lib/html5lib-python) with 2 other packages. Stars, forks, and other GitHub metrics reflect the entire repository.
Downloads
Day
1.1M
Week
7.9M
Month
35.6M
Stars
1.2K
Forks
310
Issues
83
Version
1.1

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
40
Popularity
68
Adoption
70
Community
80
Provenance
0
How the maintenance status was determined
Last commit
866 days ago
Monthly downloads
35,648,744
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
35,648,744
Stars
1,224
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
1,135,527
Month daily avg
1,188,291
Momentum
-4.4%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*
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 License
• 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
2204 days ago
Total releases
27
Releases/year
1.9
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
58
Monthly downloads
35,648,744
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
80
 
Issue Burden
67.8
per 1k stars
Discussions
1.6
per 1k stars
Fork Ratio
18.7%
contrib / forks
Stale Release
1338d
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 601.7K
Windows 21.3K
macOS 9.4K

Python Versions

3.11
32.1% 179.7K
3.12
31.2% 174.6K
3.10
21.4% 119.8K
3.14
8.3% 46.5K
3.13
7.1% 39.9K

Top Countries

1. US US
442.6K
2. IE IE
44.1K
3. DE DE
15.0K
4. SG SG
13.7K
5. NL NL
13.0K
6. JP JP
11.6K
7. GB GB
11.3K
8. CN CN
11.1K
9. IN IN
9.9K
10. CA CA
9.5K

Package Information

License
MIT License
First Release
February 11, 2012
Last Release
6 years ago
Last Commit
2 years ago
Latest Version
1.1
Total Releases
27
Contributors
58
Open PRs
19
Archived
No
Python Versions
2 2.7 3 3.5 3.6 3.7 3.8
Wheels
py2 py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links