I offer following products and services:

Flash your old device

With the openwrt project, it is possible to bring back your old or 2nd hand hardware to life with up-to-date technologies and security like WPA3 and DNS-Blocker against malicious tracking-sites.

buy a preflashed openWRT-Router

Buy a second-hand router flashed with openwrt. Ideal for extension of an existing WLAN.

Green mesh

Using openwrt and B.A.T.M.A.N. you can build a modern WLAN-MESH for little money. I can preconfigure all routers, so that you just need to put them together.

If you have more questions, do not hesitate to contact me for more information