diff --git a/.github/workflows/regress.yml b/.github/workflows/regress.yml
index b98007bd2..db56b8df2 100755
--- a/.github/workflows/regress.yml
+++ b/.github/workflows/regress.yml
@@ -234,6 +234,17 @@ jobs:
         uses: ./.github/actions/singularity-setup
       - name: Run cpp unit tests
         run: ./do gen:ext_pdf EXT=Xqci CFG=qc_iu.yaml VERSION=latest
+  regress-profile-extensions:
+    runs-on: ubuntu-latest
+    env:
+      SINGULARITY: 1
+    steps:
+      - name: Clone Github Repo Action
+        uses: actions/checkout@v4
+      - name: singularity setup
+        uses: ./.github/actions/singularity-setup
+      - name: Check profile-extensions
+        run: ./do test:profile_extensions
   call-deploy:
     uses: ./.github/workflows/deploy.yml
     with:
diff --git a/Rakefile b/Rakefile
index 7dae0168d..a02a9910c 100755
--- a/Rakefile
+++ b/Rakefile
@@ -46,6 +46,11 @@ Dir.glob("#{$root}/tools/ruby-gems/*/Rakefile") do |rakefile|
   load rakefile
 end
 
+# Load and execute tools Rakefiles
+Dir.glob("#{$root}/tools/*/tasks.rake") do |rakefile|
+  load rakefile
+end
+
 directory "#{$root}/.stamps"
 
 file "#{$root}/.stamps/dev_gems" => ["#{$root}/.stamps"] do |t|
diff --git a/tools/python/UDB.py b/tools/python/UDB.py
new file mode 100755
index 000000000..dc4e9975d
--- /dev/null
+++ b/tools/python/UDB.py
@@ -0,0 +1,35 @@
+#!/usr/bin/env python3
+# Copyright (c) Ventana Micro Systems
+# SPDX-License-Identifier: BSD-3-Clause-Clear
+
+import yaml
+from pathlib import Path
+
+
+def store_yaml(path, kinds=None):
+    if kinds is None:
+        kinds = []
+
+    database = []
+    with open(path) as f:
+        y = yaml.safe_load(f)
+        if "kind" in y:
+            if len(kinds) == 0 or y["kind"] in kinds:
+                y["file"] = path
+                database.append(y)
+    return database
+
+
+database = []
+
+
+def find_and_load_yaml(path, kinds=[]):
+    global database
+    p = Path(path)
+    if p.is_dir():
+        for dirent in p.iterdir():
+            find_and_load_yaml(dirent, kinds)
+    else:
+        if str(path).endswith(".yaml"):
+            database += store_yaml(path, kinds)
+    return database
diff --git a/tools/python/profile-extensions.golden b/tools/python/profile-extensions.golden
new file mode 100644
index 000000000..6077c563a
--- /dev/null
+++ b/tools/python/profile-extensions.golden
@@ -0,0 +1,597 @@
+MP-S-64:
+-  A = 2.1 mandatory
+-  I ~> 2.1 mandatory
+-  Svade any mandatory
+-  Xmock ~> 0.9.9 mandatory
+-  Zifencei = 2.0 {'optional': 'development'}
+-  Zihpm = 2.0 {'optional': 'expansion'}
+-  S = 1.12 {'optional': 'localized'}
+-  Sv48 = 1.12 {'optional': 'transitory'}
+MP-U-64:
+-  I ~> 2.1 mandatory
+-  Svade any mandatory
+-  A = 2.1 optional
+RVA20S64:
+-  A = 2.1 mandatory
+-  C = 2.0 mandatory
+-  D = 2.2 mandatory
+-  F = 2.2 mandatory
+-  I ~> 2.1 mandatory
+-  M = 2.0 mandatory
+-  S = 1.11 mandatory
+-  Ssccptr = 1.0 mandatory
+-  Sstvala = 1.0 mandatory
+-  Sstvecd = 1.0 mandatory
+-  Sv39 = 1.11 mandatory
+-  Svade ~> 1.0 mandatory
+-  Svbare = 1.0 mandatory
+-  U ~> 1.0 mandatory
+-  Za128rs = 1.0 mandatory
+-  Ziccamoa = 1.0 mandatory
+-  Ziccif = 1.0 mandatory
+-  Zicclsm = 1.0 mandatory
+-  Ziccrse = 1.0 mandatory
+-  Zicntr = 2.0 mandatory
+-  Zifencei = 2.0 mandatory
+-  Ssu64xl = 1.0 optional
+-  Sv48 = 1.11 optional
+-  Zihpm = 2.0 optional
+RVA20U64:
+-  A = 2.1 mandatory
+-  C = 2.0 mandatory
+-  D = 2.2 mandatory
+-  F = 2.2 mandatory
+-  I ~> 2.1 mandatory
+-  M = 2.0 mandatory
+-  U ~> 2.0 mandatory
+-  Za128rs = 1.0 mandatory
+-  Ziccamoa = 1.0 mandatory
+-  Ziccif = 1.0 mandatory
+-  Zicclsm = 1.0 mandatory
+-  Ziccrse = 1.0 mandatory
+-  Zicntr = 2.0 mandatory
+-  Zihpm = 2.0 optional
+RVA22S64:
+-  A = 2.1 mandatory
+-  C = 2.0 mandatory
+-  D = 2.2 mandatory
+-  F = 2.2 mandatory
+-  I ~> 2.1 mandatory
+-  M = 2.0 mandatory
+-  S = 1.12 mandatory
+-  Ssccptr = 1.0 mandatory
+-  Sscounterenw = 1.0 mandatory
+-  Sstvala = 1.0 mandatory
+-  Sstvecd = 1.0 mandatory
+-  Sv39 = 1.11 mandatory
+-  Svade ~> 1.0 mandatory
+-  Svbare = 1.0 mandatory
+-  Svinval ~> 1.0 mandatory
+-  Svpbmt ~> 1.0 mandatory
+-  U ~> 2.0 mandatory
+-  Za128rs = 1.0 mandatory
+-  Zba ~> 1.0 mandatory
+-  Zbb ~> 1.0 mandatory
+-  Zbs ~> 1.0 mandatory
+-  Zfhmin ~> 1.0 mandatory
+-  Zic64b = 1.0 mandatory
+-  Zicbom ~> 1.0 mandatory
+-  Zicbop ~> 1.0 mandatory
+-  Zicboz ~> 1.0 mandatory
+-  Ziccamoa = 1.0 mandatory
+-  Ziccif = 1.0 mandatory
+-  Zicclsm = 1.0 mandatory
+-  Ziccrse = 1.0 mandatory
+-  Zicntr = 2.0 mandatory
+-  Zifencei = 2.0 mandatory
+-  Zihintpause = 2.0 mandatory
+-  Zihpm = 2.0 mandatory
+-  Zkt ~> 1.0 mandatory
+-  Sha ~>1.0 optional
+-  Sscofpmf ~> 1.0 optional
+-  Sstc ~> 1.0 optional
+-  Ssu64xl = 1.0 optional
+-  Sv48 ~> 1.12 optional
+-  Sv57 ~> 1.12 optional
+-  Svnapot ~> 1.0 optional
+-  V ~> 1.0 optional
+-  Zfh ~> 1.0 optional
+-  Zkn ~> 1.0 optional
+-  Zkr ~> 1.0 optional
+-  Zks ~> 1.0 optional
+RVA22U64:
+-  A = 2.1 mandatory
+-  C = 2.0 mandatory
+-  D = 2.2 mandatory
+-  F = 2.2 mandatory
+-  I ~> 2.1 mandatory
+-  M = 2.0 mandatory
+-  U ~> 2.0 mandatory
+-  Za128rs = 1.0 mandatory
+-  Zba ~> 1.0 mandatory
+-  Zbb ~> 1.0 mandatory
+-  Zbs ~> 1.0 mandatory
+-  Zfhmin ~> 1.0 mandatory
+-  Zic64b = 1.0 mandatory
+-  Zicbom ~> 1.0 mandatory
+-  Zicbop ~> 1.0 mandatory
+-  Zicboz ~> 1.0 mandatory
+-  Ziccamoa = 1.0 mandatory
+-  Ziccif = 1.0 mandatory
+-  Zicclsm = 1.0 mandatory
+-  Ziccrse = 1.0 mandatory
+-  Zicntr = 2.0 mandatory
+-  Zihintpause = 2.0 mandatory
+-  Zihpm = 2.0 mandatory
+-  Zkt ~> 1.0 mandatory
+-  V ~> 1.0 optional
+-  Zfh ~> 1.0 optional
+-  Zkn ~> 1.0 optional
+-  Zks ~> 1.0 optional
+RVA23M64:
+-  A = 2.1 mandatory
+-  C = 2.0 mandatory
+-  D = 2.2 mandatory
+-  F = 2.2 mandatory
+-  I ~> 2.1 mandatory
+-  M = 2.0 mandatory
+-  S ~>1.13 mandatory
+-  Sha ~>1.0 mandatory
+-  Sm ~> 1.13 mandatory
+-  Smpmp ~> 1.13 mandatory
+-  Ssccptr ~>1.0 mandatory
+-  Sscofpmf ~>1.0 mandatory
+-  Sscounterenw ~>1.0 mandatory
+-  Ssnpm ~>1.0 mandatory
+-  Sstc ~>1.0 mandatory
+-  Sstvala ~>1.0 mandatory
+-  Sstvecd ~>1.0 mandatory
+-  Ssu64xl ~>1.0 mandatory
+-  Supm ~>1.0 mandatory
+-  Sv39 ~>1.0 mandatory
+-  Svade ~>1.0 mandatory
+-  Svbare ~>1.0 mandatory
+-  Svinval ~>1.0 mandatory
+-  Svnapot ~>1.0 mandatory
+-  Svpbmt ~>1.0 mandatory
+-  U ~> 2.0 mandatory
+-  V ~> 1.0 mandatory
+-  Za128rs = 1.0 mandatory
+-  Za64rs ~>1.0 mandatory
+-  Zawrs ~>1.0 mandatory
+-  Zba ~> 1.0 mandatory
+-  Zbb ~> 1.0 mandatory
+-  Zbs ~> 1.0 mandatory
+-  Zcb ~>1.0 mandatory
+-  Zcmop ~>1.0 mandatory
+-  Zfa ~>1.0 mandatory
+-  Zfhmin ~> 1.0 mandatory
+-  Zic64b = 1.0 mandatory
+-  Zicbom ~> 1.0 mandatory
+-  Zicbop ~> 1.0 mandatory
+-  Zicboz ~> 1.0 mandatory
+-  Ziccamoa = 1.0 mandatory
+-  Ziccif = 1.0 mandatory
+-  Zicclsm = 1.0 mandatory
+-  Ziccrse = 1.0 mandatory
+-  Zicntr = 2.0 mandatory
+-  Zicond ~>1.0 mandatory
+-  Zifencei ~>1.0 mandatory
+-  Zihintntl ~>1.0 mandatory
+-  Zihintpause = 2.0 mandatory
+-  Zihpm = 2.0 mandatory
+-  Zimop ~>1.0 mandatory
+-  Zkt ~> 1.0 mandatory
+-  Zvbb ~>1.0 mandatory
+-  Zvfhmin ~>1.0 mandatory
+-  Zvkt ~>1.0 mandatory
+-  Zabha ~>1.0 {'optional': 'development'}
+-  Zacas ~>1.0 {'optional': 'development'}
+-  Zama16b ~>1.0 {'optional': 'development'}
+-  Ziccamoc ~>1.0 {'optional': 'development'}
+-  Zvbc ~>1.0 {'optional': 'development'}
+-  Sdtrig ~>1.0 {'optional': 'expansion'}
+-  Sspm ~>1.0 {'optional': 'expansion'}
+-  Ssstrict ~>1.0 {'optional': 'expansion'}
+-  Sv48 ~>1.13 {'optional': 'expansion'}
+-  Sv57 ~>1.13 {'optional': 'expansion'}
+-  Svadu ~>1.0 {'optional': 'expansion'}
+-  Svvptc ~>1.0 {'optional': 'expansion'}
+-  Zbc ~>1.0 {'optional': 'expansion'}
+-  Zfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zfh ~>1.0 {'optional': 'expansion'}
+-  Zicfilp ~>1.0 {'optional': 'expansion'}
+-  Zicfiss ~>1.0 {'optional': 'expansion'}
+-  Zkr ~>1.0 {'optional': 'expansion'}
+-  Zvfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zvfbfwma ~>1.0 {'optional': 'expansion'}
+-  Zvfh ~>1.0 {'optional': 'expansion'}
+-  Zkn ~>1.0 {'optional': 'localized'}
+-  Zks ~>1.0 {'optional': 'localized'}
+-  Zvkg ~>1.0 {'optional': 'localized'}
+-  Zvknc ~>1.0 {'optional': 'localized'}
+-  Zvkng ~>1.0 {'optional': 'localized'}
+-  Zvksc ~>1.0 {'optional': 'localized'}
+-  Zvksg ~>1.0 {'optional': 'localized'}
+RVA23S64:
+-  A = 2.1 mandatory
+-  C = 2.0 mandatory
+-  D = 2.2 mandatory
+-  F = 2.2 mandatory
+-  I ~> 2.1 mandatory
+-  M = 2.0 mandatory
+-  S ~>1.13 mandatory
+-  Sha ~>1.0 mandatory
+-  Ssccptr ~>1.0 mandatory
+-  Sscofpmf ~>1.0 mandatory
+-  Sscounterenw ~>1.0 mandatory
+-  Ssnpm ~>1.0 mandatory
+-  Sstc ~>1.0 mandatory
+-  Sstvala ~>1.0 mandatory
+-  Sstvecd ~>1.0 mandatory
+-  Ssu64xl ~>1.0 mandatory
+-  Supm ~>1.0 mandatory
+-  Sv39 ~>1.0 mandatory
+-  Svade ~>1.0 mandatory
+-  Svbare ~>1.0 mandatory
+-  Svinval ~>1.0 mandatory
+-  Svnapot ~>1.0 mandatory
+-  Svpbmt ~>1.0 mandatory
+-  U ~> 2.0 mandatory
+-  V ~> 1.0 mandatory
+-  Za128rs = 1.0 mandatory
+-  Za64rs ~>1.0 mandatory
+-  Zawrs ~>1.0 mandatory
+-  Zba ~> 1.0 mandatory
+-  Zbb ~> 1.0 mandatory
+-  Zbs ~> 1.0 mandatory
+-  Zcb ~>1.0 mandatory
+-  Zcmop ~>1.0 mandatory
+-  Zfa ~>1.0 mandatory
+-  Zfhmin ~> 1.0 mandatory
+-  Zic64b = 1.0 mandatory
+-  Zicbom ~> 1.0 mandatory
+-  Zicbop ~> 1.0 mandatory
+-  Zicboz ~> 1.0 mandatory
+-  Ziccamoa = 1.0 mandatory
+-  Ziccif = 1.0 mandatory
+-  Zicclsm = 1.0 mandatory
+-  Ziccrse = 1.0 mandatory
+-  Zicntr = 2.0 mandatory
+-  Zicond ~>1.0 mandatory
+-  Zifencei ~>1.0 mandatory
+-  Zihintntl ~>1.0 mandatory
+-  Zihintpause = 2.0 mandatory
+-  Zihpm = 2.0 mandatory
+-  Zimop ~>1.0 mandatory
+-  Zkt ~> 1.0 mandatory
+-  Zvbb ~>1.0 mandatory
+-  Zvfhmin ~>1.0 mandatory
+-  Zvkt ~>1.0 mandatory
+-  Zabha ~>1.0 {'optional': 'development'}
+-  Zacas ~>1.0 {'optional': 'development'}
+-  Zama16b ~>1.0 {'optional': 'development'}
+-  Ziccamoc ~>1.0 {'optional': 'development'}
+-  Zvbc ~>1.0 {'optional': 'development'}
+-  Sdtrig ~>1.0 {'optional': 'expansion'}
+-  Sspm ~>1.0 {'optional': 'expansion'}
+-  Ssstrict ~>1.0 {'optional': 'expansion'}
+-  Sv48 ~>1.13 {'optional': 'expansion'}
+-  Sv57 ~>1.13 {'optional': 'expansion'}
+-  Svadu ~>1.0 {'optional': 'expansion'}
+-  Svvptc ~>1.0 {'optional': 'expansion'}
+-  Zbc ~>1.0 {'optional': 'expansion'}
+-  Zfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zfh ~>1.0 {'optional': 'expansion'}
+-  Zicfilp ~>1.0 {'optional': 'expansion'}
+-  Zicfiss ~>1.0 {'optional': 'expansion'}
+-  Zkr ~>1.0 {'optional': 'expansion'}
+-  Zvfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zvfbfwma ~>1.0 {'optional': 'expansion'}
+-  Zvfh ~>1.0 {'optional': 'expansion'}
+-  Zkn ~>1.0 {'optional': 'localized'}
+-  Zks ~>1.0 {'optional': 'localized'}
+-  Zvkg ~>1.0 {'optional': 'localized'}
+-  Zvknc ~>1.0 {'optional': 'localized'}
+-  Zvkng ~>1.0 {'optional': 'localized'}
+-  Zvksc ~>1.0 {'optional': 'localized'}
+-  Zvksg ~>1.0 {'optional': 'localized'}
+RVA23U64:
+-  A = 2.1 mandatory
+-  C = 2.0 mandatory
+-  D = 2.2 mandatory
+-  F = 2.2 mandatory
+-  I ~> 2.1 mandatory
+-  M = 2.0 mandatory
+-  Supm ~>1.0 mandatory
+-  U ~> 2.0 mandatory
+-  V ~> 1.0 mandatory
+-  Za64rs ~>1.0 mandatory
+-  Zawrs ~>1.0 mandatory
+-  Zba ~> 1.0 mandatory
+-  Zbb ~> 1.0 mandatory
+-  Zbs ~> 1.0 mandatory
+-  Zcb ~>1.0 mandatory
+-  Zcmop ~>1.0 mandatory
+-  Zfa ~>1.0 mandatory
+-  Zfhmin ~> 1.0 mandatory
+-  Zic64b = 1.0 mandatory
+-  Zicbom ~> 1.0 mandatory
+-  Zicbop ~> 1.0 mandatory
+-  Zicboz ~> 1.0 mandatory
+-  Ziccamoa = 1.0 mandatory
+-  Ziccif = 1.0 mandatory
+-  Zicclsm = 1.0 mandatory
+-  Ziccrse = 1.0 mandatory
+-  Zicntr = 2.0 mandatory
+-  Zicond ~>1.0 mandatory
+-  Zihintntl ~>1.0 mandatory
+-  Zihintpause = 2.0 mandatory
+-  Zihpm = 2.0 mandatory
+-  Zimop ~>1.0 mandatory
+-  Zkt ~> 1.0 mandatory
+-  Zvbb ~>1.0 mandatory
+-  Zvfhmin ~>1.0 mandatory
+-  Zvkt ~>1.0 mandatory
+-  Zabha ~>1.0 {'optional': 'development'}
+-  Zacas ~>1.0 {'optional': 'development'}
+-  Zama16b ~>1.0 {'optional': 'development'}
+-  Ziccamoc ~>1.0 {'optional': 'development'}
+-  Zvbc ~>1.0 {'optional': 'development'}
+-  Ssstrict ~>1.0 {'optional': 'expansion'}
+-  Zbc ~>1.0 {'optional': 'expansion'}
+-  Zfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zfh ~>1.0 {'optional': 'expansion'}
+-  Zicfilp ~>1.0 {'optional': 'expansion'}
+-  Zicfiss ~>1.0 {'optional': 'expansion'}
+-  Zvfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zvfbfwma ~>1.0 {'optional': 'expansion'}
+-  Zvfh ~>1.0 {'optional': 'expansion'}
+-  Zvkng ~>1.0 {'optional': 'localized'}
+-  Zvksg ~>1.0 {'optional': 'localized'}
+RVB23M64:
+-  A = 2.1 mandatory
+-  C = 2.0 mandatory
+-  D = 2.2 mandatory
+-  F = 2.2 mandatory
+-  I ~> 2.1 mandatory
+-  M = 2.0 mandatory
+-  S ~>1.13 mandatory
+-  Sm ~> 1.13 mandatory
+-  Smpmp ~> 1.13 mandatory
+-  Ssccptr ~>1.0 mandatory
+-  Sscofpmf ~>1.0 mandatory
+-  Sscounterenw ~>1.0 mandatory
+-  Sstc ~>1.0 mandatory
+-  Sstvala ~>1.0 mandatory
+-  Sstvecd ~>1.0 mandatory
+-  Ssu64xl ~>1.0 mandatory
+-  Sv39 ~>1.0 mandatory
+-  Svade ~>1.0 mandatory
+-  Svbare ~>1.0 mandatory
+-  Svinval ~>1.0 mandatory
+-  Svnapot ~>1.0 mandatory
+-  Svpbmt ~>1.0 mandatory
+-  U ~> 2.0 mandatory
+-  Za128rs = 1.0 mandatory
+-  Za64rs ~>1.0 mandatory
+-  Zawrs ~>1.0 mandatory
+-  Zba ~> 1.0 mandatory
+-  Zbb ~> 1.0 mandatory
+-  Zbs ~> 1.0 mandatory
+-  Zcb ~>1.0 mandatory
+-  Zcmop ~>1.0 mandatory
+-  Zfa ~>1.0 mandatory
+-  Zic64b = 1.0 mandatory
+-  Zicbom ~> 1.0 mandatory
+-  Zicbop ~> 1.0 mandatory
+-  Zicboz ~> 1.0 mandatory
+-  Ziccamoa = 1.0 mandatory
+-  Ziccif = 1.0 mandatory
+-  Zicclsm = 1.0 mandatory
+-  Ziccrse = 1.0 mandatory
+-  Zicntr = 2.0 mandatory
+-  Zicond ~>1.0 mandatory
+-  Zifencei ~>1.0 mandatory
+-  Zihintntl ~>1.0 mandatory
+-  Zihintpause = 2.0 mandatory
+-  Zihpm = 2.0 mandatory
+-  Zimop ~>1.0 mandatory
+-  Zkt ~> 1.0 mandatory
+-  Zabha ~>1.0 {'optional': 'development'}
+-  Zacas ~>1.0 {'optional': 'development'}
+-  Zama16b ~>1.0 {'optional': 'development'}
+-  Ziccamoc ~>1.0 {'optional': 'development'}
+-  Sdtrig ~>1.0 {'optional': 'expansion'}
+-  Sha ~>1.0 {'optional': 'expansion'}
+-  Ssnpm ~>1.0 {'optional': 'expansion'}
+-  Sspm ~>1.0 {'optional': 'expansion'}
+-  Ssstrict ~>1.0 {'optional': 'expansion'}
+-  Supm ~>1.0 {'optional': 'expansion'}
+-  Sv48 ~>1.13 {'optional': 'expansion'}
+-  Sv57 ~>1.13 {'optional': 'expansion'}
+-  Svadu ~>1.0 {'optional': 'expansion'}
+-  Svvptc ~>1.0 {'optional': 'expansion'}
+-  V ~> 1.0 {'optional': 'expansion'}
+-  Zbc ~>1.0 {'optional': 'expansion'}
+-  Zfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zfh ~>1.0 {'optional': 'expansion'}
+-  Zfhmin ~> 1.0 {'optional': 'expansion'}
+-  Zicfilp ~>1.0 {'optional': 'expansion'}
+-  Zicfiss ~>1.0 {'optional': 'expansion'}
+-  Zkr ~>1.0 {'optional': 'expansion'}
+-  Zvbb ~>1.0 {'optional': 'expansion'}
+-  Zvbc ~>1.0 {'optional': 'expansion'}
+-  Zvfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zvfbfwma ~>1.0 {'optional': 'expansion'}
+-  Zvfh ~>1.0 {'optional': 'expansion'}
+-  Zvfhmin ~>1.0 {'optional': 'expansion'}
+-  Zvkt ~>1.0 {'optional': 'expansion'}
+-  Zkn ~>1.0 {'optional': 'localized'}
+-  Zks ~>1.0 {'optional': 'localized'}
+-  Zvkg ~>1.0 {'optional': 'localized'}
+-  Zvknc ~>1.0 {'optional': 'localized'}
+-  Zvkng ~>1.0 {'optional': 'localized'}
+-  Zvksc ~>1.0 {'optional': 'localized'}
+-  Zvksg ~>1.0 {'optional': 'localized'}
+RVB23S64:
+-  A = 2.1 mandatory
+-  C = 2.0 mandatory
+-  D = 2.2 mandatory
+-  F = 2.2 mandatory
+-  I ~> 2.1 mandatory
+-  M = 2.0 mandatory
+-  S ~>1.13 mandatory
+-  Ssccptr ~>1.0 mandatory
+-  Sscofpmf ~>1.0 mandatory
+-  Sscounterenw ~>1.0 mandatory
+-  Sstc ~>1.0 mandatory
+-  Sstvala ~>1.0 mandatory
+-  Sstvecd ~>1.0 mandatory
+-  Ssu64xl ~>1.0 mandatory
+-  Sv39 ~>1.0 mandatory
+-  Svade ~>1.0 mandatory
+-  Svbare ~>1.0 mandatory
+-  Svinval ~>1.0 mandatory
+-  Svnapot ~>1.0 mandatory
+-  Svpbmt ~>1.0 mandatory
+-  U ~> 2.0 mandatory
+-  Za128rs = 1.0 mandatory
+-  Za64rs ~>1.0 mandatory
+-  Zawrs ~>1.0 mandatory
+-  Zba ~> 1.0 mandatory
+-  Zbb ~> 1.0 mandatory
+-  Zbs ~> 1.0 mandatory
+-  Zcb ~>1.0 mandatory
+-  Zcmop ~>1.0 mandatory
+-  Zfa ~>1.0 mandatory
+-  Zic64b = 1.0 mandatory
+-  Zicbom ~> 1.0 mandatory
+-  Zicbop ~> 1.0 mandatory
+-  Zicboz ~> 1.0 mandatory
+-  Ziccamoa = 1.0 mandatory
+-  Ziccif = 1.0 mandatory
+-  Zicclsm = 1.0 mandatory
+-  Ziccrse = 1.0 mandatory
+-  Zicntr = 2.0 mandatory
+-  Zicond ~>1.0 mandatory
+-  Zifencei ~>1.0 mandatory
+-  Zihintntl ~>1.0 mandatory
+-  Zihintpause = 2.0 mandatory
+-  Zihpm = 2.0 mandatory
+-  Zimop ~>1.0 mandatory
+-  Zkt ~> 1.0 mandatory
+-  Zabha ~>1.0 {'optional': 'development'}
+-  Zacas ~>1.0 {'optional': 'development'}
+-  Zama16b ~>1.0 {'optional': 'development'}
+-  Ziccamoc ~>1.0 {'optional': 'development'}
+-  Sdtrig ~>1.0 {'optional': 'expansion'}
+-  Sha ~>1.0 {'optional': 'expansion'}
+-  Ssnpm ~>1.0 {'optional': 'expansion'}
+-  Sspm ~>1.0 {'optional': 'expansion'}
+-  Ssstrict ~>1.0 {'optional': 'expansion'}
+-  Supm ~>1.0 {'optional': 'expansion'}
+-  Sv48 ~>1.13 {'optional': 'expansion'}
+-  Sv57 ~>1.13 {'optional': 'expansion'}
+-  Svadu ~>1.0 {'optional': 'expansion'}
+-  Svvptc ~>1.0 {'optional': 'expansion'}
+-  V ~> 1.0 {'optional': 'expansion'}
+-  Zbc ~>1.0 {'optional': 'expansion'}
+-  Zfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zfh ~>1.0 {'optional': 'expansion'}
+-  Zfhmin ~> 1.0 {'optional': 'expansion'}
+-  Zicfilp ~>1.0 {'optional': 'expansion'}
+-  Zicfiss ~>1.0 {'optional': 'expansion'}
+-  Zkr ~>1.0 {'optional': 'expansion'}
+-  Zvbb ~>1.0 {'optional': 'expansion'}
+-  Zvbc ~>1.0 {'optional': 'expansion'}
+-  Zvfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zvfbfwma ~>1.0 {'optional': 'expansion'}
+-  Zvfh ~>1.0 {'optional': 'expansion'}
+-  Zvfhmin ~>1.0 {'optional': 'expansion'}
+-  Zvkt ~>1.0 {'optional': 'expansion'}
+-  Zkn ~>1.0 {'optional': 'localized'}
+-  Zks ~>1.0 {'optional': 'localized'}
+-  Zvkg ~>1.0 {'optional': 'localized'}
+-  Zvknc ~>1.0 {'optional': 'localized'}
+-  Zvkng ~>1.0 {'optional': 'localized'}
+-  Zvksc ~>1.0 {'optional': 'localized'}
+-  Zvksg ~>1.0 {'optional': 'localized'}
+RVB23U64:
+-  A = 2.1 mandatory
+-  C = 2.0 mandatory
+-  D = 2.2 mandatory
+-  F = 2.2 mandatory
+-  I ~> 2.1 mandatory
+-  M = 2.0 mandatory
+-  U ~> 2.0 mandatory
+-  Za64rs ~>1.0 mandatory
+-  Zawrs ~>1.0 mandatory
+-  Zba ~> 1.0 mandatory
+-  Zbb ~> 1.0 mandatory
+-  Zbs ~> 1.0 mandatory
+-  Zcb ~>1.0 mandatory
+-  Zcmop ~>1.0 mandatory
+-  Zfa ~>1.0 mandatory
+-  Zic64b = 1.0 mandatory
+-  Zicbom ~> 1.0 mandatory
+-  Zicbop ~> 1.0 mandatory
+-  Zicboz ~> 1.0 mandatory
+-  Ziccamoa = 1.0 mandatory
+-  Ziccif = 1.0 mandatory
+-  Zicclsm = 1.0 mandatory
+-  Ziccrse = 1.0 mandatory
+-  Zicntr = 2.0 mandatory
+-  Zicond ~>1.0 mandatory
+-  Zihintntl ~>1.0 mandatory
+-  Zihintpause = 2.0 mandatory
+-  Zihpm = 2.0 mandatory
+-  Zimop ~>1.0 mandatory
+-  Zkt ~> 1.0 mandatory
+-  Zabha ~>1.0 {'optional': 'development'}
+-  Zacas ~>1.0 {'optional': 'development'}
+-  Zama16b ~>1.0 {'optional': 'development'}
+-  Ziccamoc ~>1.0 {'optional': 'development'}
+-  Ssstrict ~>1.0 {'optional': 'expansion'}
+-  Supm ~>1.0 {'optional': 'expansion'}
+-  V ~> 1.0 {'optional': 'expansion'}
+-  Zbc ~>1.0 {'optional': 'expansion'}
+-  Zfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zfh ~>1.0 {'optional': 'expansion'}
+-  Zfhmin ~> 1.0 {'optional': 'expansion'}
+-  Zicfilp ~>1.0 {'optional': 'expansion'}
+-  Zicfiss ~>1.0 {'optional': 'expansion'}
+-  Zvbb ~>1.0 {'optional': 'expansion'}
+-  Zvbc ~>1.0 {'optional': 'expansion'}
+-  Zvfbfmin ~>1.0 {'optional': 'expansion'}
+-  Zvfbfwma ~>1.0 {'optional': 'expansion'}
+-  Zvfh ~>1.0 {'optional': 'expansion'}
+-  Zvfhmin ~>1.0 {'optional': 'expansion'}
+-  Zvkt ~>1.0 {'optional': 'expansion'}
+-  Zkn ~>1.0 {'optional': 'localized'}
+-  Zks ~>1.0 {'optional': 'localized'}
+-  Zvkg ~>1.0 {'optional': 'localized'}
+-  Zvknc ~>1.0 {'optional': 'localized'}
+-  Zvkng ~>1.0 {'optional': 'localized'}
+-  Zvksc ~>1.0 {'optional': 'localized'}
+-  Zvksg ~>1.0 {'optional': 'localized'}
+RVI20U32:
+-  I ~> 2.1 mandatory
+-  A = 2.1 optional
+-  C = 2.0 optional
+-  D = 2.2 optional
+-  F = 2.2 optional
+-  M = 2.0 optional
+-  Zicntr = 2.0 optional
+-  Zifencei = 2.0 optional
+-  Zihpm = 2.0 optional
+RVI20U64:
+-  I ~> 2.1 mandatory
+-  A = 2.1 optional
+-  C = 2.0 optional
+-  D = 2.2 optional
+-  F = 2.2 optional
+-  M = 2.0 optional
+-  Zicntr = 2.0 optional
+-  Zifencei = 2.0 optional
+-  Zihpm = 2.0 optional
diff --git a/tools/python/profile-extensions.golden.license b/tools/python/profile-extensions.golden.license
new file mode 100644
index 000000000..d24c2d02b
--- /dev/null
+++ b/tools/python/profile-extensions.golden.license
@@ -0,0 +1,2 @@
+# SPDX-FileCopyrightText: 2025 Contributors to the RISCV UnifiedDB <https://github.com/riscv-software-src/riscv-unified-db>
+# SPDX-License-Identifier: BSD-3-Clause-Clear
diff --git a/tools/python/profile-extensions.py b/tools/python/profile-extensions.py
new file mode 100755
index 000000000..6aa8732a7
--- /dev/null
+++ b/tools/python/profile-extensions.py
@@ -0,0 +1,48 @@
+#!/usr/bin/env python3
+# Copyright (c) Ventana Micro Systems
+# SPDX-License-Identifier: BSD-3-Clause-Clear
+
+import argparse
+import UDB
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        description="List extensions associated with profiles"
+    )
+    parser.add_argument("-p", "--profiles")
+    parser.add_argument("paths", nargs="*", default=".")
+    params = parser.parse_args()
+
+    profiles_filter = []
+    if params.profiles is not None:
+        for profile in params.profiles.split(","):
+            profiles_filter.append(profile)
+
+    profiles = []
+    for path in params.paths:
+        profiles += UDB.find_and_load_yaml(path, ["profile"])
+
+    for profile in sorted(profiles, key=lambda x: x["name"]):
+        if (
+            len(profiles_filter) == 0 or profile["name"] in profiles_filter
+        ) and "extensions" in profile:
+            print(f"{profile['name']}:")
+            if "$child_of" in profile["extensions"]:
+                del profile["extensions"]["$child_of"]
+            if "$parent_of" in profile["extensions"]:
+                del profile["extensions"]["$parent_of"]
+            for extension in sorted(
+                profile["extensions"],
+                key=lambda x: f"{profile['extensions'][x]['presence']},{x}",
+            ):
+                version = "any"
+                if "version" in profile["extensions"][extension]:
+                    version = profile["extensions"][extension]["version"]
+                print(
+                    f"-  {extension} {version} {profile['extensions'][extension]['presence']}"
+                )
+
+
+if __name__ == "__main__":
+    main()
diff --git a/tools/python/tasks.rake b/tools/python/tasks.rake
new file mode 100644
index 000000000..784874f6f
--- /dev/null
+++ b/tools/python/tasks.rake
@@ -0,0 +1,42 @@
+# Copyright (c) Ventana Micro Systems
+# SPDX-License-Identifier: BSD-3-Clause-Clear
+
+namespace :chore do
+
+  desc "Update golden profile-extensions output"
+  task :update_golden_profile_extensions do
+    Rake::Task["gen:resolved_arch"].invoke
+    sh "#{$root}/tools/python/profile-extensions.py #{$root}/gen/resolved_spec/_ > #{$root}/tools/python/profile-extensions.golden"
+  end
+
+end
+
+namespace :test do
+
+  desc "Test that generated profile-extensions matched golden version"
+  task :profile_extensions do
+    Rake::Task["gen:resolved_arch"].invoke
+
+    $logger.info "Testing profile-extensions"
+    sh "#{$root}/tools/python/profile-extensions.py #{$root}/gen/resolved_spec/_ > test-profile-extensions.txt"
+    sh "diff -u #{$root}/tools/python/profile-extensions.golden test-profile-extensions.txt" do |ok, res|
+
+      rm "test-profile-extensions.txt", :force => true, :verbose => false
+      if ok
+        puts "PASSED"
+      else
+        warn <<~MSG
+
+          The list of extensions associated with profiles has changed.
+
+          If this is expected, run:
+          ./do chore:update_golden_profile_extensions
+          git add tools/python/profile-extensions.golden
+
+          And commit.
+        MSG
+        exit 1
+      end
+    end
+  end
+end