diff --git a/scripts/.gitignore b/scripts/.gitignore
new file mode 100644
index 0000000..0a764a4
--- /dev/null
+++ b/scripts/.gitignore
@@ -0,0 +1 @@
+env
diff --git a/scripts/Makefile b/scripts/Makefile
new file mode 100644
index 0000000..58134cb
--- /dev/null
+++ b/scripts/Makefile
@@ -0,0 +1,55 @@
+SHELL := /bin/bash
+
+UNAME_S := $(shell uname -s)
+ifneq (, $(findstring Linux, $(UNAME_S)))
+        OSFLAG := Linux
+endif
+ifeq ($(UNAME_S), Darwin)
+        OSFLAG := MacOSX
+endif
+ifneq (, $(findstring Cygwin, $(UNAME_S)))
+        OSFLAG := Linux
+endif
+ifneq (, $(findstring MINGW, $(UNAME_S)))
+        OSFLAG := Linux
+endif
+
+CONDA_DIR         := $(PWD)/env/conda
+CONDA_PYTHON      := $(CONDA_DIR)/bin/python
+CONDA_ENV_NAME    := skywater-pdk-scripts
+CONDA_ENV_PYTHON  := $(CONDA_DIR)/envs/$(CONDA_ENV_NAME)/bin/python
+IN_CONDA_ENV_BASE := source $(CONDA_DIR)/bin/activate &&
+IN_CONDA_ENV      := $(IN_CONDA_ENV_BASE) conda activate $(CONDA_ENV_NAME) &&
+
+
+DOWNLOADS_DIR = env/downloads
+
+$(DOWNLOADS_DIR):
+	mkdir -p $(DOWNLOADS_DIR)
+
+$(DOWNLOADS_DIR)/Miniconda3-latest-$(OSFLAG)-x86_64.sh: | $(DOWNLOADS_DIR)
+	wget https://repo.anaconda.com/miniconda/Miniconda3-latest-$(OSFLAG)-x86_64.sh -O $(DOWNLOADS_DIR)/Miniconda3-latest-$(OSFLAG)-x86_64.sh
+	chmod a+x $(DOWNLOADS_DIR)/Miniconda3-latest-$(OSFLAG)-x86_64.sh
+
+$(DOWNLOADS_DIR)/pkgs: $(CONDA_PYTHON)
+	$(IN_CONDA_ENV_BASE) conda config --system --add pkgs_dirs $(DOWNLOADS_DIR)/conda-pkgs
+
+$(CONDA_PYTHON): $(DOWNLOADS_DIR)/Miniconda3-latest-$(OSFLAG)-x86_64.sh
+	$(DOWNLOADS_DIR)/Miniconda3-latest-$(OSFLAG)-x86_64.sh -p $(CONDA_DIR) -b -f
+
+$(CONDA_DIR)/envs: | $(CONDA_PYTHON)
+	$(IN_CONDA_ENV_BASE) conda config --system --add envs_dirs $(CONDA_DIR)/envs
+
+$(CONDA_ENV_PYTHON): environment.yml requirements.txt | $(CONDA_PYTHON) $(CONDA_DIR)/envs $(DOWNLOADS_DIR)/pkgs
+	$(IN_CONDA_ENV_BASE) conda env update --name $(CONDA_ENV_NAME) --file ./environment.yml
+
+env: $(CONDA_ENV_PYTHON)
+	$(IN_CONDA_ENV) conda info
+
+enter: $(CONDA_ENV_PYTHON)
+	$(IN_CONDA_ENV) bash
+
+.PHONY: env
+
+clean:
+	rm -rf env
diff --git a/scripts/environment.yml b/scripts/environment.yml
new file mode 100644
index 0000000..df79dc0
--- /dev/null
+++ b/scripts/environment.yml
@@ -0,0 +1,9 @@
+name: skywater-pdk-scripts
+channels:
+- defaults
+dependencies:
+- python=3.7
+- pip
+# Packages installed from PyPI
+- pip:
+  - -r file:requirements.txt
diff --git a/scripts/python-skywater-pdk/.gitignore b/scripts/python-skywater-pdk/.gitignore
new file mode 100644
index 0000000..a81c8ee
--- /dev/null
+++ b/scripts/python-skywater-pdk/.gitignore
@@ -0,0 +1,138 @@
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+cover/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+.pybuilder/
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+#   For a library or package, you might want to ignore these files since the code is
+#   intended to run in multiple environments; otherwise, check them in:
+# .python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# pytype static type analyzer
+.pytype/
+
+# Cython debug symbols
+cython_debug/
diff --git a/scripts/python-skywater-pdk/skywater_pdk/base.py b/scripts/python-skywater-pdk/skywater_pdk/base.py
new file mode 100644
index 0000000..c86cde2
--- /dev/null
+++ b/scripts/python-skywater-pdk/skywater_pdk/base.py
@@ -0,0 +1,219 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+# Copyright 2020 The SkyWater PDK Authors.
+#
+# Use of this source code is governed by the Apache 2.0
+# license that can be found in the LICENSE file or at
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# SPDX-License-Identifier: Apache-2.0
+
+import os
+
+from dataclasses import dataclass
+from enum import Enum
+from typing import Optional
+
+
+def parse_filename(pathname):
+    """Extract library and module name from pathname.
+
+    >>> t = list(parse_filename('sky130_fd_io-top_ground_padonlyv2-tt_1p80V_3p30V_3p30V_25C.wrap.lib'))
+    >>> t.pop(0)
+    Cell(name='top_ground_padonlyv2', library=Library(node=LibraryNode.SKY130, source=LibrarySource('fd'), type=LibraryType.io, name=None))
+    >>> t.pop(0)
+    'tt_1p80V_3p30V_3p30V_25C'
+    >>> t.pop(0)
+    'wrap.lib'
+
+    """
+    dirname, filename = os.path.split(pathname)
+
+    if '.' in filename:
+        basename, extension = filename.split('.', 1)
+    else:
+        basename = filename
+        extension = ''
+    basename = basename.replace('-', SEPERATOR)
+
+    library, cell, extra = basename.split(SEPERATOR, 3)
+    return (Cell.parse(library+SEPERATOR+cell), extra, extension)
+
+
+SEPERATOR = "__"
+
+
+class LibraryNode(Enum):
+    SKY130 = "SkyWater 130nm"
+
+    @classmethod
+    def parse(cls, s):
+        s = s.upper()
+        if not hasattr(cls, s):
+            raise ValueError("Unknown node: {}".format(s))
+        return getattr(cls, s)
+
+    def __repr__(self):
+        return "LibraryNode."+self.name
+
+
+class LibrarySource(str):
+    """Where a library was created."""
+    Known = []
+
+    @classmethod
+    def parse(cls, s):
+        try:
+            return cls.Known[cls.Known.index(s)]
+        except ValueError:
+            return cls(s)
+
+    @property
+    def fullname(self):
+        if self in self.Known:
+            return self.__doc__
+        else:
+            return 'Unknown source: '+str.__repr__(self)
+
+    def __repr__(self):
+        return 'LibrarySource({})'.format(str.__repr__(self))
+
+
+Foundary = LibrarySource("fd")
+Foundary.__doc__ = "The SkyWater Foundary"
+LibrarySource.Known.append(Foundary)
+
+Efabless = LibrarySource("ef")
+Efabless.__doc__ = "Efabless"
+LibrarySource.Known.append(Efabless)
+
+OSU = LibrarySource("osu")
+OSU.__doc__ = "Oklahoma State University"
+LibrarySource.Known.append(OSU)
+
+
+class LibraryType(Enum):
+    pr = "Primitives"
+    sc = "Standard Cells"
+    sp = "Build Space (Flash, SRAM, etc)"
+    io = "IO and Periphery"
+    xx = "Miscellaneous"
+
+    @classmethod
+    def parse(cls, s):
+        if not hasattr(cls, s):
+            raise ValueError("Unknown library type: {}".format(s))
+        return getattr(cls, s)
+
+    def __repr__(self):
+        return "LibraryType."+self.name
+
+    def __str__(self):
+        return self.value
+
+
+@dataclass
+class Library:
+    """
+
+    >>> l = Library.parse("sky130_fd_sc_hd")
+    >>> l
+    Library(node=LibraryNode.SKY130, source=LibrarySource('fd'), type=LibraryType.sc, name='hd')
+    >>> l.fullname
+    'sky130_fd_sc_hd'
+    >>> l.source.fullname
+    'The SkyWater Foundary'
+    >>> print(l.type)
+    Standard Cells
+
+    >>> l = Library.parse("sky130_rrr_sc_hd")
+    >>> l
+    Library(node=LibraryNode.SKY130, source=LibrarySource('rrr'), type=LibraryType.sc, name='hd')
+    >>> l.fullname
+    'sky130_rrr_sc_hd'
+    >>> l.source.fullname
+    "Unknown source: 'rrr'"
+
+
+    """
+
+    node: LibraryNode
+    source: LibrarySource
+    type: LibraryType
+    name: Optional[str] = None
+
+    @property
+    def fullname(self):
+        output = []
+        output.append(self.node.name.lower())
+        output.append(self.source.lower())
+        output.append(self.type.name)
+        if self.name:
+            output.append(self.name)
+        return "_".join(output)
+
+    @classmethod
+    def parse(cls, s):
+        if SEPERATOR in s:
+            raise ValueError(
+                "Found separator '__' in library name: {!r}".format(s))
+
+        bits = s.split("_")
+        if len(bits) < 3:
+            raise ValueError(
+                "Did not find enough parts in library name: {}".format(bits))
+
+        kw = {}
+        kw['node'] = LibraryNode.parse(bits.pop(0))
+        kw['source'] = LibrarySource.parse(bits.pop(0))
+        kw['type'] = LibraryType.parse(bits.pop(0))
+        if bits:
+            kw['name'] = bits.pop(0)
+        return cls(**kw)
+
+
+
+@dataclass
+class Cell:
+    """
+    >>> c = Cell.parse("sky130_fd_sc_hd__abc")
+    >>> c
+    Cell(name='abc', library=Library(node=LibraryNode.SKY130, source=LibrarySource('fd'), type=LibraryType.sc, name='hd'))
+    >>> c.fullname
+    'sky130_fd_sc_hd__abc'
+
+    >>> c = Cell.parse("abc")
+    >>> c
+    Cell(name='abc', library=None)
+    >>> c.fullname
+    Traceback (most recent call last):
+        ...
+    ValueError: Can't get fullname for cell without a library! Cell(name='abc', library=None)
+    """
+
+    name: str
+    library: Optional[Library] = None
+
+    @property
+    def fullname(self):
+        if not self.library:
+            raise ValueError(
+                "Can't get fullname for cell without a library! {}".format(
+                    self))
+        return "{}__{}".format(self.library.fullname, self.name)
+
+    @classmethod
+    def parse(cls, s):
+        kw = {}
+        if SEPERATOR in s:
+            library, s = s.split(SEPERATOR, 1)
+            kw['library'] = Library.parse(library)
+        kw['name'] = s
+        return cls(**kw)
+
+
+
+if __name__ == "__main__":
+    import doctest
+    doctest.testmod()
diff --git a/scripts/python-skywater-pdk/skywater_pdk/corners.py b/scripts/python-skywater-pdk/skywater_pdk/corners.py
index 7747699..46c78de 100644
--- a/scripts/python-skywater-pdk/skywater_pdk/corners.py
+++ b/scripts/python-skywater-pdk/skywater_pdk/corners.py
@@ -9,22 +9,121 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
-Corner = namedtuple("Corner", "mod volts temps extra")
-class CornerFlag(enum.Flag):
+import re
+import os
+
+from enum import Flag
+from dataclasses import dataclass
+from typing import List, Optional
+
+from .base import parse_filename as base_parse_filename
+
+
+CornerTypeMappings = {}
+# "fs" is sometimes called "wp" meaning worst-case power,
+CornerTypeMappings["wp"] = "fs"
+# "sf" is sometimes called "ws" meaning worst-case speed
+CornerTypeMappings["ws"] = "sf"
+
+
+class CornerType(Flag):
+    """
+    >>> CornerType.parse('t')
+    CornerType.t
+    >>> CornerType.parse('tt')
+    [CornerType.t, CornerType.t]
+    >>> CornerType.parse('wp')
+    [CornerType.f, CornerType.s]
+    """
     t = 'Typical'  # all  nominal (typical) values
     f = 'Fast'     # fast, that is, values that make transistors run faster
     s = 'Slow'     # slow
 
-    # "fs" is sometimes called "wp" meaning worst-case power,
-    # "sf" is sometimes called "ws" meaning worst-case speed
+    @classmethod
+    def parse(cls, s):
+        if s in CornerTypeMappings:
+            return cls.parse(CornerTypeMappings[s])
+        if len(s) > 1:
+            o = []
+            for c in s:
+                o.append(cls.parse(c))
+            return o
+        return getattr(cls, s)
 
+    def __repr__(self):
+        return 'CornerType.'+self.name
+
+    def __str__(self):
+        return self.value
+
+
+
+class CornerFlag(Flag):
     nointpr = 'No internal power'
     lv = 'Low voltage'
     ccsnoise = 'Composite Current Source Noise'
 
+    def __repr__(self):
+        return 'CornerType.'+self.name
+
+    def __str__(self):
+        return self.value
+
+@dataclass
+class Corner:
+    volts: List[float]
+    temps: List[int]
+    flags: List[CornerFlag]
+    types: Optional[List[CornerType]] = None
+
+
+VOLTS_REGEX = re.compile('([0-9]p[0-9]+)V')
+TEMP_REGEX = re.compile('(n?)([0-9][0-9]+)C')
+def parse_filename(pathname):
+    """Extract corner information from a filename.
+
+    >>> parse_filename('sky130_fd_io-top_ground_padonlyv2-tt_1p80V_3p30V_3p30V_25C.wrap.lib')
+    Corner(volts=[1.8, 3.3, 3.3], temps=[25], flags=[], types=[CornerType.t, CornerType.t])
+
+    """
+    cell, extra, extension = base_parse_filename(pathname)
+
+    if extension not in ('', 'lib', 'wrap.lib'):
+        raise ValueError('Not possible to extract corners from: {!r}'.format(extension))
+
+    if not extra:
+        raise ValueError('No corners found in: {!r}'.format(pathname))
+
+    kw = {}
+    kw['flags'] = []
+    kw['volts'] = []
+    kw['temps'] = []
+
+    bits = extra.split("_")
+    while len(bits) > 0:
+        b = bits.pop(0)
+
+        if VOLTS_REGEX.match(b):
+            assert b.endswith('V'), b
+            kw['volts'].append(float(b[:-1].replace('p', '.')))
+        elif TEMP_REGEX.match(b):
+            assert b.endswith('C'), b
+            kw['temps'].append(int(b[:-1].replace('n', '-')))
+        elif hasattr(CornerFlag, b):
+            kw['flags'].append(getattr(CornerFlag, b))
+        else:
+            assert 'types' not in kw, (kw, b)
+            kw['types'] = CornerType.parse(b)
+
+    return Corner(**kw)
+
+
+
 # 1p60V 5p50V n40C
 
-# VOLTS_RE = re.compile('([0-9]p[0-9]+)V')
-# TEMP_RE = re.compile('(n?)([0-9][0-9]+)C')
 
 
+
+if __name__ == "__main__":
+    import doctest
+    doctest.testmod()
diff --git a/scripts/requirements.txt b/scripts/requirements.txt
new file mode 100644
index 0000000..8ff2475
--- /dev/null
+++ b/scripts/requirements.txt
@@ -0,0 +1 @@
+-e python-skywater-pdk