GIS toolbox utilities
A tool builder's
toolbox.
Shape rough scripts into polished .pyt tools. ArcSmith is a structured Python library for building GIS tools in research workflows.
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.param
Parameter module: Helpers for
updateParameterscovering cascade resets, dropdown menu population, and dynamic grouping of parameters. -
.lyr
Layer module: Add layers to a map with optional stroke/fill or
.lyrxsymbology, retrieve or remove layers by name or source, and organize layers into groups. -
.ws
Workspace module: Create a geodatabase and its parent folder in one call. Route intermediate outputs to memory or scratch GDB with a single flag.
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.fc
Feature class module: Create, copy, filter, and export feature classes to a geodatabase with chosen fields, validate geometry types, and compute polygon areas.
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.flds
Fields module: Inspect and edit attribute tables in place, build field mappings, clean and standardize blank values, list column headers or inspect unique column values.
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.tbl
Table module: Create standalone tables from in-memory rows, populate a field from a key/value lookup with no physical table, and join an external table's columns into a feature class.
ArcSmith is free and open-source software (MIT), built for public-interest research and work in conservation, urban planning, and disaster response. It grew out of open research, and if it helps yours, I hope you'll pass it forward.
Mros, H. F., III. (2026). ArcSmith: ArcPy toolbox utilities [Computer software]. Version 0.0.8. https://pypi.org/project/arcsmith/
Mros, Henry F., III. 2026. ArcSmith: ArcPy Toolbox Utilities. Version 0.0.8. Computer software. https://pypi.org/project/arcsmith/
@software{arcsmith,
author = {Mros, III, Henry F.},
title = {ArcSmith: ArcPy Toolbox Utilities},
year = {2026},
version = {0.0.8},
url = {https://pypi.org/project/arcsmith/}
}
Citation is for version 0.0.8 (2026). Run pip show arcsmith to confirm the version you used.