You can use BOS or GUI BOS by Nitesh to open channels from your cold wallet.

https://github.com/niteshbalusu11/lndboss

I personally do not like that. I like to use the 3 levels stash: hodl, cache (nodes), LN spending. But I understand you "pain" that you want to avoid that intermediary transfer from cold wallet to node wallet and then open a LN channel.

bitcoin

LND onchain fees management

lnfan7

You can use BOS or GUI BOS by Nitesh to open channels from your cold wallet.
https://github.com/niteshbalusu11/lndboss

I personally do not like that. I like to use the 3 levels stash: hodl, cache (nodes), LN spending. But I understand you "pain" that you want to avoid that intermediary transfer from cold wallet to node wallet and then open a LN channel.

[![3level-stash.jpg](https://i.postimg.cc/MTL2kvT0/3level-stash.jpg)](https://postimg.cc/vg5Sf85D)