diff --git a/.github/workflows/pr-comment.yml b/.github/workflows/pr-comment.yml
new file mode 100644
index 0000000000..7be6faccd1
--- /dev/null
+++ b/.github/workflows/pr-comment.yml
@@ -0,0 +1,45 @@
+name: Agrega comentario a PR
+
+on:
+  pull_request_target:
+
+jobs:
+  pr-comment:
+    name: Entradas sin traducción
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ github.event.pull_request.merge_commit_sha }}
+          persist-credentials: false
+      - name: Preparar Python v3.11
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.11"
+          cache: "pip"
+      - name: Instalar dependencias
+        run: |
+          python -m pip install -r requirements.txt
+      - name: Obtiene lista de archivos con cambios
+        id: changed-files
+        uses: tj-actions/changed-files@v39
+        with:
+          files: |
+            **/*.po
+      - name: Calcular entradas faltantes
+        if: steps.changed-files.outputs.any_changed == 'true'
+        id: create-pr-comment
+        env:
+          CHANGED_PO_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
+        run: |
+          {
+            echo 'comment<<EOF'
+            python scripts/list_missing_entries.py --github $CHANGED_PO_FILES
+            echo EOF
+          } >> "$GITHUB_OUTPUT"
+      - name: Agregar comentario con entradas faltantes
+        if: steps.changed-files.outputs.any_changed == 'true'
+        uses: thollander/actions-comment-pull-request@v2
+        with:
+          message: ${{ steps.create-pr-comment.outputs.comment }}
+          comment_tag: missing-entries
diff --git a/scripts/list_missing_entries.py b/scripts/list_missing_entries.py
new file mode 100644
index 0000000000..4c51b37a63
--- /dev/null
+++ b/scripts/list_missing_entries.py
@@ -0,0 +1,55 @@
+import argparse
+import dataclasses
+import enum
+import glob
+import itertools
+import os
+
+import polib
+import tabulate
+
+
+class MissingReason(enum.StrEnum):
+    FUZZY = "fuzzy"
+    UNTRANSLATED = "untranslated"
+
+    @staticmethod
+    def from_poentry(poentry: polib.POEntry):
+        if poentry.fuzzy:
+            return MissingReason.FUZZY
+        assert not poentry.translated()
+        return MissingReason.UNTRANSLATED
+
+@dataclasses.dataclass
+class MissingEntry:
+    reason: MissingReason
+    file: str
+    line: int
+
+    @staticmethod
+    def from_poentry(pofilename: str, poentry: polib.POEntry) -> "MissingEntry":
+        return MissingEntry(MissingReason.from_poentry(poentry), pofilename, poentry.linenum)
+
+
+def find_missing_entries(filename: str) -> list[MissingEntry]:
+    po = polib.pofile(filename)
+    fuzzy = po.fuzzy_entries()
+    untranslated = po.untranslated_entries()
+    return [MissingEntry.from_poentry(filename, entry) for entry in fuzzy + untranslated]
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("files", nargs="+")
+    parser.add_argument("-g", "--github-mode", help="Produce output as a GitHub comment", action='store_true')
+    opts = parser.parse_args()
+    missing_entries = list(itertools.chain.from_iterable(map(find_missing_entries, opts.files)))
+    if not missing_entries:
+        print(f"All entries translated, horray!{' :tada:' if opts.github_mode else ''}")
+    else:
+        missing_entries.sort(key = lambda entry: (entry.file, entry.line))
+        print("Entries missing translation, details follow:\n")
+        print(tabulate.tabulate(missing_entries,headers=["Reason", "File", "Line"], tablefmt="github"))
+
+
+if __name__ == "__main__":
+    main()