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Open source router firmware project OpenWrt ships its own entirely repairable hardware
(www.theregister.com)
This is a most excellent place for technology news and articles.
This is link to CZ.NIC's Turris offerings.
They ship to "many countries" besides Czech republic, according to their page.
The router itself is quite expensive at around 400 euros for the wifi model.
In case it is not obvious, they are primarily Czech domain registrar.