Additional tools, including the `github-merge.py` script, are available in the [maintainer-tools](https://github.com/bitcoin-core/bitcoin-maintainer-tools) repository.
A Linux bash script that will set up traffic control (tc) to limit the outgoing bandwidth for connections to the Bitcoin network. This means one can have an always-on bitcoind instance running, and another local bitcoind/bitcoin-qt instance which connects to this node and receives blocks from it.