Cool Timeline (Horizontal & Vertical Timeline) v3.4.0
Horizontal & Vertical Timeline, History Timeline Slider Cool Timeline is an advanced WordPress plugin that helps you easily create timeline sliders for your website. You can use it to display your...
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- Audit coverage Up to date 30 versions audited
- On Plugin Auditor since Sep 11, 2026
- Last audited Sep 11, 2026
Compatibility & requirements
The PHP and WordPress versions this plugin needs, and how current its version support is.
- Requires PHP 5.6+
- Requires WordPress 5.6+
- Tested up to WP 7.1 WP 7.1.3 is current
- Version adoption 30% run the current version
Audit scores by category
125 checksHow this plugin scores across the six areas we audit, from security to accessibility.
- 86 Passed
- 34 Warnings
- 5 Failed
29 of 37 checks passed.
44 of 61 checks passed.
7 of 12 checks passed.
3 of 6 checks passed.
1 of 3 checks passed.
2 of 6 checks passed.
Code footprint
How much code ships in this plugin, and the file types that make it up.
ZIP file size
2.2 MB
7.7 MB unzipped
Total files
274
across all file types
Lines of PHP
31,115
in 125 files Large
File types
- PHP
- JS
- CSS
- MO
- Other
Top issues
The most important findings from the latest audit, ordered by severity.
- 0 Critical
- 9 High
- 81 Medium
- 90 Low
This is a preview of notable findings. Full file-level results, line numbers and code context are in the scan.
View full reportHow scores changed across versions
Across 30 audited versions of Cool Timeline (Horizontal & Vertical Timeline), Performance improved the most (+16). The largest regression was in Compatibility (-17). The codebase grew 22% in size.
Audited 2.9.4 → 3.4.0 · 30 versions
How issues changed across versions
Findings by severity for each audited version, so you can see which issues were fixed over time.
Download momentum
How fast this plugin is being installed lately, and whether that pace is rising or slowing.
Last 7 days
1,391
downloads
Today
207
downloads
Week over week
−7%
vs previous week
Month over month
−82%
vs previous month
Download trend: Declining. Abandonment risk: None.
Version intelligence
70% of installs run an older version
≈ 13.9K+ sites on a lower-scoring version.
- Other
- v2.9
- v3.0
- v3.3
- v3.4
Maintenance & history
How actively this plugin is kept up, from its last update to its release history.
Last updated
This month
Jul 30, 2026
Actively maintainedRelease cadence
~ every 27 days
average between releases
Total releases
78
since Dec 2015 · 11 yrs
Contributors & developers
The people credited with building and maintaining this plugin.
Running Cool Timeline (Horizontal & Vertical Timeline) in Your Site?
Cool Timeline (Horizontal & Vertical Timeline) and its trademarks are used only to identify the plugin analyzed and remain the property of their owners. This is an independent Plugin Auditor audit, not affiliated with, sponsored by, or endorsed by the plugin's developer. Metadata may come from WordPress.org; scores, findings, classifications, and visualizations are independently generated by Plugin Auditor. Full disclaimer.