Custom IC Creator Python

Python toolbox for transpiling ciccreator output to other IC design formats.

Install

Latest from git:

git clone https://github.com/wulffern/cicpy
cd cicpy
pip install -e .

Stable release from PyPI:

pip install cicpy

Commands

cicpy [OPTIONS] COMMAND [ARGS]...

Command	Description
`transpile`	Translate `.cic` to SKILL layout/schematic, SPICE, Verilog, Xschem, Magic, SVG
`jcell`	Extract a single cell from a `.cic` file as JSON
`sch2mag`	Netlist an Xschem schematic to SPICE, then place and route to Magic
`spi2mag`	Place and route a SPICE subcircuit to Magic
`svg`	Generate SVG views from a `.cic` library
`minecraft`	Emit a Minecraft build script from a layout cell
`place`	(Deprecated) Place transistors by pattern
`orc`	(Deprecated) Orchestration runner
`filter`	(Deprecated) Parse-only placeholder

For full option lists: cicpy --help and cicpy <command> --help

Common `transpile` options

cicpy transpile SAR9B.cic.gz demo.tech SAR9B \
  --layskill    # Cadence SKILL layout
  --schskill    # Cadence SKILL schematic
  --spice       # ngspice + CDL netlists
  --xschem      # Xschem schematics
  --magic       # Magic .mag layout
  --verilog     # Verilog (experimental)

Extra library includes

Commands that read .cic data accept multiple --I flags to merge library cells:

cicpy svg top.cic tech/cic/sky130A.tech TOP \
  --I analog_lib.cic \
  --I digital_lib.cic

Changelog

Version	Comment
0.0.1	First version
0.1.5	First PyPI release
0.1.8	Added cicspi dependency and subpackages
0.1.9	Routing, Magic layout, and connectivity improvements
0.2.0	Declarative routing: `paths`/`blocked` on sidecar cells, anchored stories with no coordinates, the search emits paste-ready path entries, stacked supply rings, trustworthy checkroutes, MCP server

Release files for cicpy 0.3.1

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for cicpy 0.3.1
File	Size	Uploaded
cicpy-0.3.1.tar.gz	371.5 kB	Aug 24, 2026	Details

Built distribution (wheel)

Table of built distributions (wheels) for cicpy 0.3.1
File	Interpreter	ABI	Platform	Reset
cicpy-0.3.1-py3-none-any.whl 420.0 kB Aug 24, 2026	Python 3	none	any	Details

Total release size: 791.5 kB

Release files / cicpy-0.3.1.tar.gz

Download URL	cicpy-0.3.1.tar.gz
Size	371.5 kB
Tags	Source
SHA-256 checksum How to use checksums	`268262c1148e3964cc588171ec36b9e121fcd6387d0b33761979554c8e6599be`
BLAKE2b-256 checksum How to use checksums	`f33304e3a026a7e68716a5503b75c2eb2651a9c889657e37d91a00f7e989b0db`
Upload date	Aug 24, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/6.1.0 CPython/3.13.3`

Release files / cicpy-0.3.1-py3-none-any.whl

Download URL	cicpy-0.3.1-py3-none-any.whl
Size	420.0 kB
Tags	Python 3
SHA-256 checksum How to use checksums	`aa73c5e9ddef94602844ae08acba7b1e68dc98d2e6d9cebf416447fcf85d2852`
BLAKE2b-256 checksum How to use checksums	`3ea68e358f2e9186179083f7bd8928e3cb109af27baa0d210ab13f9ec823039f`
Upload date	Aug 24, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/6.1.0 CPython/3.13.3`