No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
icalendar has 11.2M monthly downloads and 1K GitHub stars. Version 7.2.0 supports Python 3.10+, first published in 2006.
It is actively maintained under a permissive license, last released in Jun 2026.
It is built on top of python-dateutil, typing-extensions and tzdata. It is used by 217 tracked packages, including recurring-ical-events, caldav and icalendar-searcher.
GitHub topics include alarm, event and generator.
Package Insights
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
67
Adoption
70
Community
90
Provenance
0
How the maintenance status was determined
Last commit
8 days ago
Monthly downloads
11,230,264
•
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
11,230,264
Stars
1,148
Stars per 1k downloads
0.10
•
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
353,809
Month daily avg
374,342
Momentum
-5.5%
((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
BSD-2-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
14 days ago
Total releases
87
Releases/year
4.4
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
715
Monthly downloads
11,230,264
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
97
Issue Burden
74.0
per 1k stars
Discussions
53.1
per 1k stars
Fork Ratio
224.1%
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
221.8K
Windows
4.7K
macOS
4.0K
Python Versions
3.12
35.0%
78.8K
3.11
23.2%
52.3K
3.13
14.4%
32.4K
3.10
14.4%
32.4K
3.14
13.0%
29.3K
Top Countries
1.
US
198.8K
US
2.
DE
8.7K
DE
3.
GB
4.9K
GB
4.
IE
2.8K
IE
5.
SG
1.6K
SG
6.
FR
1.3K
FR
7.
NL
1.1K
NL
8.
IN
1.0K
IN
9.
AU
1.0K
AU
10.
HK
826
HK
Dependencies
3
- python-dateutil
- typing-extensions ~=4.10
- tzdata >=2025.3
Used By
217
- recurring-ical-events
- caldav
- icalendar-searcher
- icalevents
- plone-app-event
- nextcloud-mcp-server
- bokeh-sampledata
- django-scheduler
- timetree-exporter
- django5-scheduler
- calendar-link
- crabagent
- sovyx
- socialhome
- mcp-server-panchangam
- ovos-skill-alerts
- etm-dgraham
- prismal-ai
- integreat-cms
- nextcloud-agent
- khal
- sphinx-icalendar
- ics-query
- leprikon
- circuit-maintenance-parser
- nytid
- e-note-ion
- coderedcms
- sites-conformes
- onegov-org
- juntagrico
- scraper-legistar
- zzupy
- nowfocus
- calcure
- icemac-addressbook
- indico
- django-appointment
- mergecal
- bgmi
- kestrel-app
- icalendar-compatibility
- onegov-feriennet
- jyotisha
- fristenkalender-generator
- cal-scheduler-mcp
- webcal-mcp
- calendar-cli
- dspygen
- xandikos
Package Information
License
BSD-2-Clause
First Release
November 23, 2006
Last Release
2 weeks ago
Last Commit
1 week ago
Latest Version
7.2.0
Total Releases
87
Contributors
715
Open PRs
30
Archived
No
Author
Plone Foundation
Python Versions
3.10
3.11
3.12
3.13
3.14
Wheels
py2
py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh