Circuit Design Python Packages

squadds

A validated design database and simulation workflow software for superconducting quantum hardware

ltspice-mcp

MCP server giving LLMs the ability to design, simulate, and analyze SPICE circuits via LTSpice and NGspice

spicebridge

MCP server that gives AI assistants direct access to ngspice circuit simulation — design, simulate, and verify circuits through natural language

spydrnet

A flexible framework for analyzing and transforming FPGA netlists. Official repository.

analog-daddy

This library is an attempt to make transistor sizing for Analog Design less painful.

boardsmith

Text prompt → KiCad schematic, BOM, and firmware. No templates — real wired circuits with computed values.

qcd-gym

Quantum Circuit Designer: A gymnasium-based set of environments for benchmarking reinforcement learning for quantum circuit design.