diff --git a/sky130/custom/scripts/mismatch_params.py b/sky130/custom/scripts/mismatch_params.py
new file mode 100755
index 0000000..1cb5ad8
--- /dev/null
+++ b/sky130/custom/scripts/mismatch_params.py
@@ -0,0 +1,118 @@
+#!/usr/bin/env python3
+#
+#--------------------------------------------------------------------
+# Parse the SPICE model files from sky130 and use the (commented out)
+# statistics block to generate the correct monte carlo expressions
+# in the device models for mismatch.
+#--------------------------------------------------------------------
+
+import os
+import re
+import sys
+
+mm_switch_param = 'MC_MM_SWITCH'
+
+walkpath = 'sky130A/libs.ref/sky130_fd_pr/spice'
+
+if len(sys.argv) > 1:
+    walkpath = sys.argv[1]
+
+mismatch_params = []
+
+mmrex = re.compile('^\*[ \t]*mismatch[ \t]+\{')
+endrex = re.compile('^\*[ \t]*\}')
+
+filelist = []
+
+#--------------------------------------------------------------------
+# Step 1.  Gather variables
+#--------------------------------------------------------------------
+
+for dirpath, dirnames, filenames in os.walk(walkpath):
+    for filename in filenames:
+        if os.path.splitext(filename)[1] == '.spice':
+            infile_name = os.path.join(dirpath, filename)
+            filelist.append(infile_name)
+
+            infile = open(infile_name, 'r')
+
+            state = 'before_mismatch'
+            line_number = 0
+            replaced_something = False
+
+            for line in infile:
+                line_number += 1
+
+                if state == 'before_mismatch':
+                    mmatch = mmrex.match(line)
+                    if mmatch:
+                        state = 'in_mismatch'
+                elif state == 'in_mismatch':
+                    ematch = endrex.match(line)
+                    if ematch:
+                        state = 'after_mismatch'
+                    else:
+                        tokens = line.split()
+                        if 'vary' in tokens:
+                            if ('dist=gauss' in tokens) or ('gauss' in tokens):
+                                mismatch_param = tokens[2]
+                                std_dev = float(tokens[-1].split('=')[-1])
+                                replacement = '{}*AGAUSS(0,{!s},1)'.format(mm_switch_param, std_dev)
+                                mismatch_params.append((mismatch_param, replacement))
+
+            infile.close()
+
+print('') 
+print('Mismatch parameters found:')
+for (mismatch_param, replacement) in mismatch_params:
+     print(mismatch_param + ' : ' + replacement)
+print('') 
+
+#--------------------------------------------------------------------
+# Step 2.  Make replacements
+#--------------------------------------------------------------------
+
+for infile_name in filelist:
+
+    filepath = os.path.split(infile_name)[0]
+    outfile_name = os.path.join(filepath, 'temp')
+
+    infile = open(infile_name, 'r')
+    outfile = open(outfile_name, 'w')
+
+    state = 'before_mismatch'
+    line_number = 0
+    replaced_something = False
+
+    for line in infile:
+        line_number += 1
+
+        if state == 'before_mismatch':
+            outfile.write(line)
+            mmatch = mmrex.match(line)
+            if mmatch:
+                state = 'in_mismatch'
+        elif state == 'in_mismatch':
+            outfile.write(line)
+            ematch = endrex.match(line)
+            if ematch:
+                state = 'after_mismatch'
+        elif state == 'after_mismatch':
+            newline = line
+            for (param, replacement) in mismatch_params:
+                if param in newline:
+                    newline = newline.replace(param, replacement)
+                    replaced_something = True
+                    print("  Line {}: Found mismatch parameter '{}' and replaced with '{}'.".format(line_number, param, replacement))
+            outfile.write(newline)
+
+    infile.close()
+    outfile.close()
+    if replaced_something:
+        print("Something was replaced in '{}', backed up original file and replaced with processed one.".format(infile_name))
+        os.rename(infile_name, infile_name + '.orig')
+        os.rename(outfile_name, infile_name)
+    else:
+        print("Nothing was replaced in '{}'.".format(infile_name))
+        os.remove(outfile_name)
+
diff --git a/sky130/custom/scripts/process_params.py b/sky130/custom/scripts/process_params.py
new file mode 100755
index 0000000..1e59136
--- /dev/null
+++ b/sky130/custom/scripts/process_params.py
@@ -0,0 +1,125 @@
+#!/usr/bin/env python3
+#
+#--------------------------------------------------------------------
+# Parse the SPICE model files from sky130 and use the (commented out)
+# statistics block to generate the correct monte carlo expressions
+# in the parameters for process variation.
+#--------------------------------------------------------------------
+
+import os
+import re
+import sys
+
+pr_switch_param = 'MC_PR_SWITCH'
+
+walkpath = 'sky130A/libs.tech/ngspice'
+
+if len(sys.argv) > 1:
+    walkpath = sys.argv[1]
+
+process_params = []
+
+parmrex = re.compile('^\.param[ \t]+')
+prrex = re.compile('^\*[ \t]*process[ \t]+\{')
+endrex = re.compile('^\*[ \t]*\}')
+
+filelist = []
+
+#--------------------------------------------------------------------
+# Step 1.  Gather variables
+#--------------------------------------------------------------------
+
+for dirpath, dirnames, filenames in os.walk(walkpath):
+    for filename in filenames:
+        if os.path.splitext(filename)[1] == '.spice':
+            infile_name = os.path.join(dirpath, filename)
+            filelist.append(infile_name)
+
+            infile = open(infile_name, 'r')
+
+            state = 'before_process'
+            line_number = 0
+            replaced_something = False
+
+            for line in infile:
+                line_number += 1
+
+                if state == 'before_process':
+                    pmatch = prrex.match(line)
+                    if pmatch:
+                        state = 'in_process'
+                elif state == 'in_process':
+                    ematch = endrex.match(line)
+                    if ematch:
+                        state = 'after_process'
+                    else:
+                        tokens = line.split()
+                        if 'vary' in tokens:
+                            if ('dist=gauss' in tokens) or ('gauss' in tokens):
+                                process_param = tokens[2]
+                                std_dev = float(tokens[-1].split('=')[-1])
+                                replacement = ' + {}*AGAUSS(0,{!s},1)'.format(pr_switch_param, std_dev)
+                                process_params.append((process_param, replacement))
+
+            infile.close()
+
+print('') 
+print('Process parameters found:')
+for (process_param, addendum) in process_params:
+     print(process_param + '  :' + addendum)
+print('') 
+
+#--------------------------------------------------------------------
+# Step 2.  Make replacements
+#--------------------------------------------------------------------
+
+for infile_name in filelist:
+
+    filepath = os.path.split(infile_name)[0]
+    outfile_name = os.path.join(filepath, 'temp')
+
+    infile = open(infile_name, 'r')
+    outfile = open(outfile_name, 'w')
+
+    state = 'before_process'
+    line_number = 0
+    replaced_something = False
+
+    for line in infile:
+        line_number += 1
+
+        if state == 'before_process':
+            pmatch = prrex.match(line)
+            if pmatch:
+                state = 'in_process'
+                outfile.write(line)
+            else:
+                pmatch = parmrex.match(line)
+                if pmatch:
+                    newline = line
+                    for (param, replacement) in process_params:
+                        if param in newline:
+                            newline = newline.strip('\n') + replacement + '\n'
+                            replaced_something = True
+                            print("  Line {}: Found process parameter '{}' and appended '{}'.".format(line_number, param, replacement))
+                    outfile.write(newline)
+                else:
+                    outfile.write(line)
+        elif state == 'in_process':
+            outfile.write(line)
+            ematch = endrex.match(line)
+            if ematch:
+                state = 'after_process'
+        elif state == 'after_process':
+            outfile.write(line)
+
+    infile.close()
+    outfile.close()
+    if replaced_something:
+        print("Something was replaced in '{}', backed up original file and replaced with processed one.".format(infile_name))
+        os.rename(infile_name, infile_name + '.orig')
+        os.rename(outfile_name, infile_name)
+    else:
+        print("Nothing was replaced in '{}'.".format(infile_name))
+        os.remove(outfile_name)
+