What powers calligra.org?
Last seen Jun 2026 · 15 technologies across 11 categories
CMS
Databases
MySQL
since Aug 2018
JavaScript Libraries
Miscellaneous
Open Graph
since Sep 2024
PWA
since Sep 2024
RSS
since Sep 2024
Twitter Emoji (Twemoji)
since Aug 2018
Operating systems
Ubuntu
since Aug 2018
Payment processors
PayPal
since Jul 2021
Programming Languages
PHP
since Aug 2018
Security
HSTS
since Sep 2022
Static site generator
UI frameworks
Bootstrap
since Apr 2020
Web servers
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| karbon | #5 | 310 |
| calligra suite | #1 | 21 |
| suite k | #67 | 16 |
| calligra office | #1 | 12 |
| karbon software | #5 | 7 |
| karbon app | #5 | 2 |
| calligra vs libreoffice | #23 | 0 |
| office graphics | #35 | 0 |
| presentation stages | #55 | 0 |
| k carbon pictures | #79 | 0 |
| kde web | #49 | 0 |
| kde web | #33 | 0 |
| kword | #30 | 0 |
| libreoffice vs calligra | #26 | 0 |
| 2.9 7 | #97 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 76% desktop
- 24% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.72 / 10 · ranked #61,067 of all domains
346 referring domains · OpenPageRank
Search traffic
370 est. monthly organic visits (US)
15 keywords in Google's top 30
Core Web Vitals
| LCP | 1.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 1.4 MB · 17 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| calligra.org | 9 |
| www.calligra.org | 9 |