This is a script I just wrote to share my installed extensions easily on this other Gist.
user@host:~/whatever/dir$ (
> for i in `ls ~/.vscode/extensions/ | rev | cut -d '-' -f 2- | rev`; do
> NAME=$(cat ~/.vscode/extensions/$i*/package.json | jq .displayName | cut -d \" -f 2)
> echo "* [$NAME](https://marketplace.visualstudio.com/items?itemName=$i)"
> done