Check out `curl`’s `--parallel` flag (new in v7.68.0).
`curl --parallel --parallel-max 5 -K <(sed 's/^/url = "/;s/$/"/' urls.txt)`
No extra tools needed.
`curl --parallel --parallel-max 5 -K <(sed 's/^/url = "/;s/$/"/' urls.txt)`
No extra tools needed.
