diff --git a/spec-0000/SPEC0_versions.py b/spec-0000/SPEC0_versions.py
index ca2ad5cc..95590a98 100644
--- a/spec-0000/SPEC0_versions.py
+++ b/spec-0000/SPEC0_versions.py
@@ -129,7 +129,7 @@ def get_release_dates(package, support_time=plus24):
         fh.write(f"\n\nsection {name}")
         for version, dates in releases.items():
             fh.write(
-                f"\n{version} : {dates['release_date'].strftime('%Y-%m-%d')},{dates['drop_date'].strftime('%Y-%m-%d')}"
+                f"\n{version} : {name}-{version},{dates['release_date'].strftime('%Y-%m-%d')},{dates['drop_date'].strftime('%Y-%m-%d')}"
             )
     fh.write("\n")
 
diff --git a/spec-0000/chart.md b/spec-0000/chart.md
index 3bb4832e..e91d93d8 100644
--- a/spec-0000/chart.md
+++ b/spec-0000/chart.md
@@ -4,121 +4,121 @@ axisFormat %m / %Y
 title Support Window
 
 section python
-3.12 : 2023-10-02,2026-10-01
-3.13 : 2024-10-07,2027-10-07
-3.14 : 2025-10-07,2028-10-06
-3.15 : 2026-10-09,2029-10-08
+3.12 : python-3.12,2023-10-02,2026-10-01
+3.13 : python-3.13,2024-10-07,2027-10-07
+3.14 : python-3.14,2025-10-07,2028-10-06
+3.15 : python-3.15,2026-10-09,2029-10-08
 
 section numpy
-2.0.0 : 2024-06-16,2026-06-16
-2.1.0 : 2024-08-18,2026-08-18
-2.2.0 : 2024-12-08,2026-12-08
-2.3.0 : 2025-06-07,2027-06-07
-2.4.0 : 2025-12-20,2027-12-20
-2.5.0 : 2026-06-21,2028-06-20
+2.0.0 : numpy-2.0.0,2024-06-16,2026-06-16
+2.1.0 : numpy-2.1.0,2024-08-18,2026-08-18
+2.2.0 : numpy-2.2.0,2024-12-08,2026-12-08
+2.3.0 : numpy-2.3.0,2025-06-07,2027-06-07
+2.4.0 : numpy-2.4.0,2025-12-20,2027-12-20
+2.5.0 : numpy-2.5.0,2026-06-21,2028-06-20
 
 section scipy
-1.12.0 : 2024-01-20,2026-01-19
-1.13.0 : 2024-04-02,2026-04-02
-1.14.0 : 2024-06-24,2026-06-24
-1.15.0 : 2025-01-03,2027-01-03
-1.16.0 : 2025-06-22,2027-06-22
-1.17.0 : 2026-01-10,2028-01-10
-1.18.0 : 2026-06-19,2028-06-18
+1.12.0 : scipy-1.12.0,2024-01-20,2026-01-19
+1.13.0 : scipy-1.13.0,2024-04-02,2026-04-02
+1.14.0 : scipy-1.14.0,2024-06-24,2026-06-24
+1.15.0 : scipy-1.15.0,2025-01-03,2027-01-03
+1.16.0 : scipy-1.16.0,2025-06-22,2027-06-22
+1.17.0 : scipy-1.17.0,2026-01-10,2028-01-10
+1.18.0 : scipy-1.18.0,2026-06-19,2028-06-18
 
 section matplotlib
-3.9.0 : 2024-05-15,2026-05-15
-3.10.0 : 2024-12-14,2026-12-14
-3.11.0 : 2026-06-12,2028-06-11
+3.9.0 : matplotlib-3.9.0,2024-05-15,2026-05-15
+3.10.0 : matplotlib-3.10.0,2024-12-14,2026-12-14
+3.11.0 : matplotlib-3.11.0,2026-06-12,2028-06-11
 
 section pandas
-2.2.0 : 2024-01-20,2026-01-19
-2.3.0 : 2025-06-05,2027-06-05
-3.0.0 : 2026-01-21,2028-01-21
+2.2.0 : pandas-2.2.0,2024-01-20,2026-01-19
+2.3.0 : pandas-2.3.0,2025-06-05,2027-06-05
+3.0.0 : pandas-3.0.0,2026-01-21,2028-01-21
 
 section scikit-image
-0.23.0 : 2024-04-10,2026-04-10
-0.24.0 : 2024-06-18,2026-06-18
-0.25.0 : 2024-12-13,2026-12-13
-0.26.0 : 2025-12-20,2027-12-20
+0.23.0 : scikit-image-0.23.0,2024-04-10,2026-04-10
+0.24.0 : scikit-image-0.24.0,2024-06-18,2026-06-18
+0.25.0 : scikit-image-0.25.0,2024-12-13,2026-12-13
+0.26.0 : scikit-image-0.26.0,2025-12-20,2027-12-20
 
 section networkx
-3.3 : 2024-04-06,2026-04-06
-3.4 : 2024-10-10,2026-10-10
-3.5 : 2025-05-29,2027-05-29
-3.6 : 2025-11-24,2027-11-24
-3.7 : 2026-09-21,2028-09-20
+3.3 : networkx-3.3,2024-04-06,2026-04-06
+3.4 : networkx-3.4,2024-10-10,2026-10-10
+3.5 : networkx-3.5,2025-05-29,2027-05-29
+3.6 : networkx-3.6,2025-11-24,2027-11-24
+3.7 : networkx-3.7,2026-09-21,2028-09-20
 
 section scikit-learn
-1.4.0 : 2024-01-18,2026-01-17
-1.5.0 : 2024-05-21,2026-05-21
-1.6.0 : 2024-12-09,2026-12-09
-1.7.0 : 2025-06-05,2027-06-05
-1.8.0 : 2025-12-10,2027-12-10
-1.9.0 : 2026-06-02,2028-06-01
+1.4.0 : scikit-learn-1.4.0,2024-01-18,2026-01-17
+1.5.0 : scikit-learn-1.5.0,2024-05-21,2026-05-21
+1.6.0 : scikit-learn-1.6.0,2024-12-09,2026-12-09
+1.7.0 : scikit-learn-1.7.0,2025-06-05,2027-06-05
+1.8.0 : scikit-learn-1.8.0,2025-12-10,2027-12-10
+1.9.0 : scikit-learn-1.9.0,2026-06-02,2028-06-01
 
 section xarray
-2024.1.0 : 2024-01-17,2026-01-16
-2024.2.0 : 2024-02-19,2026-02-18
-2024.3.0 : 2024-03-29,2026-03-29
-2024.5.0 : 2024-05-13,2026-05-13
-2024.6.0 : 2024-06-13,2026-06-13
-2024.7.0 : 2024-07-30,2026-07-30
-2024.9.0 : 2024-09-11,2026-09-11
-2024.10.0 : 2024-10-24,2026-10-24
-2024.11.0 : 2024-11-22,2026-11-22
-2025.1.0 : 2025-01-03,2027-01-03
-2025.3.0 : 2025-03-20,2027-03-20
-2025.4.0 : 2025-04-29,2027-04-29
-2025.6.0 : 2025-06-10,2027-06-10
-2025.7.0 : 2025-07-03,2027-07-03
-2025.8.0 : 2025-08-14,2027-08-14
-2025.9.0 : 2025-09-04,2027-09-04
-2025.10.0 : 2025-10-06,2027-10-06
-2025.11.0 : 2025-11-17,2027-11-17
-2025.12.0 : 2025-12-05,2027-12-05
-2026.1.0 : 2026-01-28,2028-01-28
-2026.2.0 : 2026-02-13,2028-02-13
-2026.4.0 : 2026-04-13,2028-04-12
-2026.7.0 : 2026-07-09,2028-07-08
-2026.9.0 : 2026-09-29,2028-09-28
+2024.1.0 : xarray-2024.1.0,2024-01-17,2026-01-16
+2024.2.0 : xarray-2024.2.0,2024-02-19,2026-02-18
+2024.3.0 : xarray-2024.3.0,2024-03-29,2026-03-29
+2024.5.0 : xarray-2024.5.0,2024-05-13,2026-05-13
+2024.6.0 : xarray-2024.6.0,2024-06-13,2026-06-13
+2024.7.0 : xarray-2024.7.0,2024-07-30,2026-07-30
+2024.9.0 : xarray-2024.9.0,2024-09-11,2026-09-11
+2024.10.0 : xarray-2024.10.0,2024-10-24,2026-10-24
+2024.11.0 : xarray-2024.11.0,2024-11-22,2026-11-22
+2025.1.0 : xarray-2025.1.0,2025-01-03,2027-01-03
+2025.3.0 : xarray-2025.3.0,2025-03-20,2027-03-20
+2025.4.0 : xarray-2025.4.0,2025-04-29,2027-04-29
+2025.6.0 : xarray-2025.6.0,2025-06-10,2027-06-10
+2025.7.0 : xarray-2025.7.0,2025-07-03,2027-07-03
+2025.8.0 : xarray-2025.8.0,2025-08-14,2027-08-14
+2025.9.0 : xarray-2025.9.0,2025-09-04,2027-09-04
+2025.10.0 : xarray-2025.10.0,2025-10-06,2027-10-06
+2025.11.0 : xarray-2025.11.0,2025-11-17,2027-11-17
+2025.12.0 : xarray-2025.12.0,2025-12-05,2027-12-05
+2026.1.0 : xarray-2026.1.0,2026-01-28,2028-01-28
+2026.2.0 : xarray-2026.2.0,2026-02-13,2028-02-13
+2026.4.0 : xarray-2026.4.0,2026-04-13,2028-04-12
+2026.7.0 : xarray-2026.7.0,2026-07-09,2028-07-08
+2026.9.0 : xarray-2026.9.0,2026-09-29,2028-09-28
 
 section ipython
-8.20.0 : 2024-01-08,2026-01-07
-8.21.0 : 2024-01-31,2026-01-30
-8.22.0 : 2024-02-22,2026-02-21
-8.23.0 : 2024-03-31,2026-03-31
-8.24.0 : 2024-04-26,2026-04-26
-8.25.0 : 2024-05-31,2026-05-31
-8.26.0 : 2024-06-28,2026-06-28
-8.27.0 : 2024-08-30,2026-08-30
-8.28.0 : 2024-10-02,2026-10-02
-8.29.0 : 2024-10-25,2026-10-25
-8.30.0 : 2024-11-29,2026-11-29
-8.31.0 : 2024-12-20,2026-12-20
-8.32.0 : 2025-01-31,2027-01-31
-8.33.0 : 2025-02-28,2027-02-28
-8.34.0 : 2025-03-08,2027-03-08
-8.35.0 : 2025-04-07,2027-04-07
-8.36.0 : 2025-04-25,2027-04-25
-8.37.0 : 2025-05-31,2027-05-31
-8.38.0 : 2026-01-05,2028-01-05
-8.39.0 : 2026-03-27,2028-03-26
-9.0.0 : 2025-02-28,2027-02-28
-9.1.0 : 2025-04-07,2027-04-07
-9.2.0 : 2025-04-25,2027-04-25
-9.3.0 : 2025-05-31,2027-05-31
-9.4.0 : 2025-07-01,2027-07-01
-9.5.0 : 2025-08-29,2027-08-29
-9.6.0 : 2025-09-29,2027-09-29
-9.7.0 : 2025-11-05,2027-11-05
-9.8.0 : 2025-12-03,2027-12-03
-9.9.0 : 2026-01-05,2028-01-05
-9.10.0 : 2026-02-02,2028-02-02
-9.11.0 : 2026-03-05,2028-03-04
-9.12.0 : 2026-03-27,2028-03-26
-9.13.0 : 2026-04-24,2028-04-23
-9.14.0 : 2026-05-29,2028-05-28
-9.15.0 : 2026-06-26,2028-06-25
-9.16.0 : 2026-07-31,2028-07-30
-9.17.0 : 2026-08-28,2028-08-27
+8.20.0 : ipython-8.20.0,2024-01-08,2026-01-07
+8.21.0 : ipython-8.21.0,2024-01-31,2026-01-30
+8.22.0 : ipython-8.22.0,2024-02-22,2026-02-21
+8.23.0 : ipython-8.23.0,2024-03-31,2026-03-31
+8.24.0 : ipython-8.24.0,2024-04-26,2026-04-26
+8.25.0 : ipython-8.25.0,2024-05-31,2026-05-31
+8.26.0 : ipython-8.26.0,2024-06-28,2026-06-28
+8.27.0 : ipython-8.27.0,2024-08-30,2026-08-30
+8.28.0 : ipython-8.28.0,2024-10-02,2026-10-02
+8.29.0 : ipython-8.29.0,2024-10-25,2026-10-25
+8.30.0 : ipython-8.30.0,2024-11-29,2026-11-29
+8.31.0 : ipython-8.31.0,2024-12-20,2026-12-20
+8.32.0 : ipython-8.32.0,2025-01-31,2027-01-31
+8.33.0 : ipython-8.33.0,2025-02-28,2027-02-28
+8.34.0 : ipython-8.34.0,2025-03-08,2027-03-08
+8.35.0 : ipython-8.35.0,2025-04-07,2027-04-07
+8.36.0 : ipython-8.36.0,2025-04-25,2027-04-25
+8.37.0 : ipython-8.37.0,2025-05-31,2027-05-31
+8.38.0 : ipython-8.38.0,2026-01-05,2028-01-05
+8.39.0 : ipython-8.39.0,2026-03-27,2028-03-26
+9.0.0 : ipython-9.0.0,2025-02-28,2027-02-28
+9.1.0 : ipython-9.1.0,2025-04-07,2027-04-07
+9.2.0 : ipython-9.2.0,2025-04-25,2027-04-25
+9.3.0 : ipython-9.3.0,2025-05-31,2027-05-31
+9.4.0 : ipython-9.4.0,2025-07-01,2027-07-01
+9.5.0 : ipython-9.5.0,2025-08-29,2027-08-29
+9.6.0 : ipython-9.6.0,2025-09-29,2027-09-29
+9.7.0 : ipython-9.7.0,2025-11-05,2027-11-05
+9.8.0 : ipython-9.8.0,2025-12-03,2027-12-03
+9.9.0 : ipython-9.9.0,2026-01-05,2028-01-05
+9.10.0 : ipython-9.10.0,2026-02-02,2028-02-02
+9.11.0 : ipython-9.11.0,2026-03-05,2028-03-04
+9.12.0 : ipython-9.12.0,2026-03-27,2028-03-26
+9.13.0 : ipython-9.13.0,2026-04-24,2028-04-23
+9.14.0 : ipython-9.14.0,2026-05-29,2028-05-28
+9.15.0 : ipython-9.15.0,2026-06-26,2028-06-25
+9.16.0 : ipython-9.16.0,2026-07-31,2028-07-30
+9.17.0 : ipython-9.17.0,2026-08-28,2028-08-27
diff --git a/spec-0000/index.md b/spec-0000/index.md
index 0bdf2f53..2c444922 100644
--- a/spec-0000/index.md
+++ b/spec-0000/index.md
@@ -88,6 +88,12 @@ The situation has since improved due to improved installations via binary wheels
 {{< include-raw "chart.md" >}}
 ```
 
+<script type="module">
+{{< include-html "content/specs/spec-0000/past-versions.js" >}}
+</script>
+
+Versions after their drop date show in red.
+
 ### Drop Schedule
 
 Below is an auto generated schedule with recommended dates for dropping support. We suggest that the next release in a given quarter is
diff --git a/spec-0000/past-versions.js b/spec-0000/past-versions.js
new file mode 100644
index 00000000..51970fe9
--- /dev/null
+++ b/spec-0000/past-versions.js
@@ -0,0 +1,31 @@
+// Style chart versions whose drop date has passed as critical.
+// Runs before Mermaid renders, so the chart source is still available.
+const taskLine = /^.+ : ([^,]+),\d{4}-\d\d-\d\d,(\d{4}-\d\d-\d\d)$/gm;
+const now = new Date();
+
+for (const pre of document.querySelectorAll("pre.mermaid")) {
+  const past = [...pre.textContent.matchAll(taskLine)]
+    .filter(([, , dropDate]) => new Date(`${dropDate}T00:00`) <= now)
+    .map(([, id]) => id);
+  if (!past.length) continue;
+
+  new MutationObserver((_, observer) => {
+    const svg = pre.querySelector(":scope > svg");
+    if (!svg) return;
+    observer.disconnect();
+    for (const id of past) {
+      const rect = svg.getElementById(`${svg.id}-${id}`);
+      const section = [...(rect?.classList ?? [])].find((c) =>
+        /^task\d+$/.test(c),
+      );
+      if (!section) continue;
+      const n = section.slice("task".length);
+      rect.classList.replace(section, `crit${n}`);
+      rect.classList.remove("task");
+      const text = svg.getElementById(`${rect.id}-text`);
+      if (text?.classList.contains(`taskText${n}`)) {
+        text.classList.add(`critText${n}`);
+      }
+    }
+  }).observe(pre, { childList: true });
+}