Here are some useful, self-contained Python scripts (thanks to uv).
Feel free to download these, chuck these somewhere in your $PATH, and execute uv lock --script $(which {SCRIPT_NAME}) to lock its dependencies.
pbf2json
Convert a Protobuf file to JSON using its corresponding .proto definitions for easy inspection.
ffmerge
A tool to merge multiple files into one and convert between CSV, Parquet, JSONL, and JSON.