What powers caldc.org?

Caching

Redis Object Cache

since Jun 2026

WordPress Super Cache

since Jun 2026

CMS

WordPress v6.9.4

since Jun 2026

Databases

MySQL

since Jun 2026

Redis

since Jun 2026

Font scripts

Font Awesome

since Jun 2026

Google Font API

since Jun 2026

Twitter Emoji (Twemoji)

since Jun 2026

Fundraising & donations

ActBlue

since Jun 2026

JavaScript libraries

core-js v3.46.0

since Jun 2026

jQuery v3.7.1

since Jun 2026

jQuery Migrate v3.4.1

since Jun 2026

jQuery UI v1.13.3

since Jun 2026

Miscellaneous

RSS

since Jun 2026

Operating systems

Ubuntu

since Jun 2026

Performance

Priority Hints

since Jun 2026

Programming languages

PHP

since Jun 2026

Security

HSTS

since Jun 2026

Web servers

Apache HTTP Server v2.4.58

since Jun 2026

Webmail

Google Workspace

since Jun 2026

WordPress plugins

Elementor v4.1.3

since Jun 2026

WordPress themes

Astra v4.13.4

since Jun 2026