Repository Tools
---------------------
### [Developer tools](/contrib/devtools) ###
Specific tools for developers working on this repository.
Additional tools, including the `github-merge.py` script, are available in the [maintainer-tools](https://github.com/bitcoin-core/bitcoin-maintainer-tools) repository.
### [Verify-Commits](/contrib/verify-commits) ###
Tool to verify that every merge commit was signed by a developer using the `github-merge.py` script.
### [Linearize](/contrib/linearize) ###
Construct a linear, no-fork, best version of the blockchain.
### [Qos](/contrib/qos) ###
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.
### [Seeds](/contrib/seeds) ###
Utility to generate the pnSeed[] array that is compiled into the client.
Build Tools and Keys
---------------------
### Packaging ###
The [Debian](/contrib/debian) subfolder contains the copyright file.
All other packaging related files can be found in the [bitcoin-core/packaging](https://github.com/bitcoin-core/packaging) repository.
### [MacDeploy](/contrib/macdeploy) ###
Scripts and notes for Mac builds.
Test and Verify Tools
---------------------
### [TestGen](/contrib/testgen) ###
Utilities to generate test vectors for the data-driven Bitcoin tests.
### [Verify-Binaries](/contrib/verify-binaries) ###
This script attempts to download and verify the signature file SHA256SUMS.asc from bitcoin.org.
Command Line Tools
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### [Completions](/contrib/completions) ###
Shell completions for bash and fish.
UTXO Set Tools
--------------
### [UTXO-to-SQLite](/contrib/utxo-tools/utxo_to_sqlite.py) ###
This script converts a compact-serialized UTXO set (as generated by Bitcoin Core with `dumptxoutset`)
to a SQLite3 database. For more details like e.g. the created table name and schema, refer to the
module docstring on top of the script, which is also contained in the command's `--help` output.