diff --git a/cms/contents/article/admin/_tags_field.html.twig b/cms/contents/article/admin/_tags_field.html.twig
new file mode 100644
index 0000000..3bbbcdb
--- /dev/null
+++ b/cms/contents/article/admin/_tags_field.html.twig
@@ -0,0 +1,130 @@
+{% trans_default_domain 'sfs_cms_contents' %}
+
+<div class="mb-3" data-article-tags-widget data-field-id="{{ form.tags.vars.id }}">
+    {{ form_label(form.tags) }}
+    {{ form_errors(form.tags) }}
+    {{ form_widget(form.tags) }}
+
+    <div class="border rounded p-2 bg-white" data-tags-container>
+        <div class="d-flex flex-wrap gap-2 mb-2" data-tags-list></div>
+        <input
+            type="text"
+            class="form-control border-0 shadow-none px-0"
+            data-tags-input
+            list="{{ form.tags.vars.id }}_suggestions"
+            placeholder="{{ 'admin_article.form.tags.placeholder'|trans }}"
+            autocomplete="off"
+        />
+    </div>
+
+    <datalist id="{{ form.tags.vars.id }}_suggestions">
+        {% for tag in form.tags.vars.tag_suggestions %}
+            <option value="{{ tag }}"></option>
+        {% endfor %}
+    </datalist>
+
+    <div class="form-text">{{ 'admin_article.form.tags.help'|trans }}</div>
+</div>
+
+<script>
+(() => {
+    const widget = document.querySelector('[data-article-tags-widget][data-field-id="{{ form.tags.vars.id }}"]');
+
+    if (!widget || widget.dataset.initialized === 'true') {
+        return;
+    }
+
+    widget.dataset.initialized = 'true';
+
+    const hiddenInput = widget.querySelector('input[type="hidden"]');
+    const textInput = widget.querySelector('[data-tags-input]');
+    const tagsList = widget.querySelector('[data-tags-list]');
+    const suggestions = {{ form.tags.vars.tag_suggestions|json_encode|raw }};
+
+    const canonicalSuggestions = suggestions.reduce((carry, tag) => {
+        carry[tag.toLocaleLowerCase()] = tag;
+        return carry;
+    }, {});
+
+    const parseTags = () => {
+        try {
+            const parsedTags = JSON.parse(hiddenInput.value || '[]');
+            return Array.isArray(parsedTags) ? parsedTags : [];
+        } catch (e) {
+            return [];
+        }
+    };
+
+    const normalizeTag = (tag) => {
+        const compactTag = tag.trim().replace(/\s+/g, ' ');
+        if (!compactTag) {
+            return '';
+        }
+
+        return canonicalSuggestions[compactTag.toLocaleLowerCase()] || compactTag;
+    };
+
+    const storeTags = (tags) => {
+        hiddenInput.value = JSON.stringify(tags);
+    };
+
+    const renderTags = () => {
+        const tags = parseTags();
+
+        tagsList.innerHTML = '';
+
+        tags.forEach((tag, index) => {
+            const badge = document.createElement('span');
+            badge.className = 'badge text-bg-secondary d-inline-flex align-items-center gap-2';
+            badge.textContent = tag;
+
+            const removeButton = document.createElement('button');
+            removeButton.type = 'button';
+            removeButton.className = 'btn-close btn-close-white btn-sm';
+            removeButton.setAttribute('aria-label', 'Remove');
+            removeButton.addEventListener('click', () => {
+                const nextTags = parseTags();
+                nextTags.splice(index, 1);
+                storeTags(nextTags);
+                renderTags();
+            });
+
+            badge.appendChild(removeButton);
+            tagsList.appendChild(badge);
+        });
+    };
+
+    const addTag = (tag) => {
+        const normalizedTag = normalizeTag(tag);
+
+        if (!normalizedTag) {
+            return;
+        }
+
+        const tags = parseTags();
+        const normalizedTags = new Set(tags.map(tag => tag.toLocaleLowerCase()));
+
+        if (normalizedTags.has(normalizedTag.toLocaleLowerCase())) {
+            textInput.value = '';
+            return;
+        }
+
+        tags.push(normalizedTag);
+        storeTags(tags);
+        renderTags();
+        textInput.value = '';
+    };
+
+    textInput.addEventListener('keydown', event => {
+        if (event.key === 'Enter' || event.key === ',') {
+            event.preventDefault();
+            addTag(textInput.value);
+        }
+    });
+
+    textInput.addEventListener('change', () => addTag(textInput.value));
+    textInput.addEventListener('blur', () => addTag(textInput.value));
+
+    renderTags();
+})();
+</script>
diff --git a/cms/contents/article/admin/create.html.twig b/cms/contents/article/admin/create.html.twig
index 9d21fcd..b763aae 100644
--- a/cms/contents/article/admin/create.html.twig
+++ b/cms/contents/article/admin/create.html.twig
@@ -20,4 +20,4 @@
 
 
     {{ form_rest(form) }}
-{% endblock form_fields %}
\ No newline at end of file
+{% endblock form_fields %}
diff --git a/cms/contents/article/admin/update.html.twig b/cms/contents/article/admin/update.html.twig
index b4e3d98..4583612 100644
--- a/cms/contents/article/admin/update.html.twig
+++ b/cms/contents/article/admin/update.html.twig
@@ -4,6 +4,7 @@
     {{ form_row(form.name) }}
     {% if form.extraData is defined %}{{ form_widget(form.extraData) }}{% endif %}
     {{ form_row(form.publishedAt) }}
+    {% if form.tags is defined %}{% include '@content/article/admin/_tags_field.html.twig' with {'form': form} %}{% endif %}
     {% if form.author is defined %}{{ form_row(form.author) }}{% endif %}
     {{ form_rest(form) }}
-{% endblock form_fields %}
\ No newline at end of file
+{% endblock form_fields %}
diff --git a/cms/contents/article/translations/sfs_cms_contents.en.yaml b/cms/contents/article/translations/sfs_cms_contents.en.yaml
index f90205c..8c2f874 100644
--- a/cms/contents/article/translations/sfs_cms_contents.en.yaml
+++ b/cms/contents/article/translations/sfs_cms_contents.en.yaml
@@ -89,6 +89,7 @@ admin_article:
             status: "Status"
             publishDate: "Publish date"
             author: "Author"
+            tags: "Tags"
         indexing:
             title: "Indexing"
             noIndex:
@@ -318,6 +319,9 @@ admin_article:
         description.label: "Excerpt"
         publishedAt.label: "Visible published date time"
         author.label: "Author"
+        tags.label: "Tags"
+        tags.help: "Press Enter or comma to add each tag. Existing similar tags are reused."
+        tags.placeholder: "Write a tag"
 
     version_form:
         note.label: "Note"
diff --git a/cms/contents/article/translations/sfs_cms_contents.es.yaml b/cms/contents/article/translations/sfs_cms_contents.es.yaml
index 7562eae..231e668 100644
--- a/cms/contents/article/translations/sfs_cms_contents.es.yaml
+++ b/cms/contents/article/translations/sfs_cms_contents.es.yaml
@@ -88,6 +88,7 @@ admin_article:
             status: "Estado"
             publishDate: "Fecha de publicación"
             author: "Autor"
+            tags: "Etiquetas"
         indexing:
             title: "Indexado"
             noIndex:
@@ -317,6 +318,9 @@ admin_article:
         description.label: "Excerpt"
         publishedAt.label: "Fecha de publicación visible"
         author.label: "Autor"
+        tags.label: "Etiquetas"
+        tags.help: "Pulsa Enter o coma para añadir cada etiqueta. Si ya existe una parecida, se reutiliza la misma."
+        tags.placeholder: "Escribe una etiqueta"
 
     version_form:
         note.label: "Nota"
diff --git a/config/doctrine-mapping/entities/ArticleContent.orm.xml b/config/doctrine-mapping/entities/ArticleContent.orm.xml
index a5651fc..cec183c 100644
--- a/config/doctrine-mapping/entities/ArticleContent.orm.xml
+++ b/config/doctrine-mapping/entities/ArticleContent.orm.xml
@@ -13,6 +13,8 @@
             </options>
         </field>
 
+        <field name="tags" column="tags" type="json" nullable="true" />
+
         <many-to-one field="author" target-entity="Softspring\CmsBlogPlugin\Model\AuthorInterface">
             <join-column name="author_id" on-delete="SET NULL" />
         </many-to-one>
diff --git a/config/services/services.yaml b/config/services/services.yaml
index ffdc333..a8ece70 100644
--- a/config/services/services.yaml
+++ b/config/services/services.yaml
@@ -16,6 +16,16 @@ services:
         resource: '../../src/Form/*'
         tags: ['form.type']
 
+    Softspring\CmsBlogPlugin\Form\Admin\Article\ArticleCreateForm:
+        arguments:
+            $translatableContext: '@Softspring\CmsBundle\Translator\TranslatableContext'
+        tags: ['form.type']
+
+    Softspring\CmsBlogPlugin\Form\Admin\Article\ArticleUpdateForm:
+        arguments:
+            $translatableContext: '@Softspring\CmsBundle\Translator\TranslatableContext'
+        tags: ['form.type']
+
     Softspring\CmsBlogPlugin\Manager\:
         resource: '../../src/Manager/*'
 
diff --git a/src/Data/EntityTransformer/ArticleEntityTransformer.php b/src/Data/EntityTransformer/ArticleEntityTransformer.php
index 98d97dd..c14ad2a 100644
--- a/src/Data/EntityTransformer/ArticleEntityTransformer.php
+++ b/src/Data/EntityTransformer/ArticleEntityTransformer.php
@@ -4,10 +4,10 @@
 
 use DateTime;
 use Softspring\CmsBlogPlugin\Model\ArticleContentInterface;
+use Softspring\CmsBundle\Model\ContentInterface;
 use Softspring\CmsDataPlugin\Data\EntityTransformer\ContentEntityTransformer;
 use Softspring\CmsDataPlugin\Data\Exception\InvalidElementException;
 use Softspring\CmsDataPlugin\Data\ReferencesRepository;
-use Softspring\CmsBundle\Model\ContentInterface;
 
 class ArticleEntityTransformer extends ContentEntityTransformer
 {
diff --git a/src/Form/Admin/Article/ArticleCreateForm.php b/src/Form/Admin/Article/ArticleCreateForm.php
index 0e9b927..594a8c9 100644
--- a/src/Form/Admin/Article/ArticleCreateForm.php
+++ b/src/Form/Admin/Article/ArticleCreateForm.php
@@ -2,26 +2,23 @@
 
 namespace Softspring\CmsBlogPlugin\Form\Admin\Article;
 
-use ReflectionClass;
+use Softspring\CmsBlogPlugin\Form\Type\ArticleTagsType;
 use Softspring\CmsBlogPlugin\Model\ArticleAuthorInterface;
 use Softspring\CmsBundle\Form\Admin\Content\ContentCreateForm;
 use Softspring\CmsBundle\Form\Type\UserType;
-use Softspring\CmsBundle\Manager\ContentManagerInterface;
 use Softspring\CmsBundle\Translator\TranslatableContext;
 use Symfony\Component\Form\Extension\Core\Type\DateTimeType;
 use Symfony\Component\Form\FormBuilderInterface;
 
 class ArticleCreateForm extends ContentCreateForm
 {
-    public function __construct(protected ContentManagerInterface $contentManager, TranslatableContext $translatableContext)
+    public function __construct(TranslatableContext $translatableContext)
     {
         parent::__construct($translatableContext);
     }
 
     public function buildForm(FormBuilderInterface $builder, array $options): void
     {
-        $entityClass = new ReflectionClass($this->contentManager->getTypeClass($options['content_config']['_id']));
-
         parent::buildForm($builder, $options);
 
         $builder->add('publishedAt', DateTimeType::class, [
@@ -29,7 +26,11 @@ public function buildForm(FormBuilderInterface $builder, array $options): void
             'widget' => 'single_text',
         ]);
 
-        if ($entityClass->implementsInterface(ArticleAuthorInterface::class)) {
+        $builder->add('tags', ArticleTagsType::class);
+
+        $dataClass = $options['data_class'] ?? null;
+
+        if (is_string($dataClass) && is_a($dataClass, ArticleAuthorInterface::class, true)) {
             $builder->add('author', UserType::class, [
                 'required' => true,
             ]);
diff --git a/src/Form/Admin/Article/ArticleUpdateForm.php b/src/Form/Admin/Article/ArticleUpdateForm.php
index 7d44a85..ff8ea51 100644
--- a/src/Form/Admin/Article/ArticleUpdateForm.php
+++ b/src/Form/Admin/Article/ArticleUpdateForm.php
@@ -2,26 +2,23 @@
 
 namespace Softspring\CmsBlogPlugin\Form\Admin\Article;
 
-use ReflectionClass;
+use Softspring\CmsBlogPlugin\Form\Type\ArticleTagsType;
 use Softspring\CmsBlogPlugin\Model\ArticleAuthorInterface;
 use Softspring\CmsBundle\Form\Admin\Content\ContentUpdateForm;
 use Softspring\CmsBundle\Form\Type\UserType;
-use Softspring\CmsBundle\Manager\ContentManagerInterface;
 use Softspring\CmsBundle\Translator\TranslatableContext;
 use Symfony\Component\Form\Extension\Core\Type\DateTimeType;
 use Symfony\Component\Form\FormBuilderInterface;
 
 class ArticleUpdateForm extends ContentUpdateForm
 {
-    public function __construct(protected ContentManagerInterface $contentManager, TranslatableContext $translatableContext)
+    public function __construct(TranslatableContext $translatableContext)
     {
         parent::__construct($translatableContext);
     }
 
     public function buildForm(FormBuilderInterface $builder, array $options): void
     {
-        $entityClass = new ReflectionClass($this->contentManager->getTypeClass($options['content_config']['_id']));
-
         parent::buildForm($builder, $options);
 
         $builder->add('publishedAt', DateTimeType::class, [
@@ -29,7 +26,11 @@ public function buildForm(FormBuilderInterface $builder, array $options): void
             'widget' => 'single_text',
         ]);
 
-        if ($entityClass->implementsInterface(ArticleAuthorInterface::class)) {
+        $builder->add('tags', ArticleTagsType::class);
+
+        $dataClass = $options['data_class'] ?? null;
+
+        if (is_string($dataClass) && is_a($dataClass, ArticleAuthorInterface::class, true)) {
             $builder->add('author', UserType::class, [
                 'required' => true,
             ]);
diff --git a/src/Form/Type/ArticleTagsType.php b/src/Form/Type/ArticleTagsType.php
new file mode 100644
index 0000000..7408842
--- /dev/null
+++ b/src/Form/Type/ArticleTagsType.php
@@ -0,0 +1,56 @@
+<?php
+
+namespace Softspring\CmsBlogPlugin\Form\Type;
+
+use Softspring\CmsBlogPlugin\Manager\ArticleTagManager;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\CallbackTransformer;
+use Symfony\Component\Form\Extension\Core\Type\HiddenType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\Form\FormView;
+use Symfony\Component\OptionsResolver\Options;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+class ArticleTagsType extends AbstractType
+{
+    public function __construct(protected ArticleTagManager $articleTagManager)
+    {
+    }
+
+    public function buildForm(FormBuilderInterface $builder, array $options): void
+    {
+        $builder->addModelTransformer(new CallbackTransformer(
+            fn (?array $tags): string => json_encode($tags ?? [], JSON_THROW_ON_ERROR),
+            function (?string $tags): array {
+                if (empty($tags)) {
+                    return [];
+                }
+
+                $decodedTags = json_decode($tags, true);
+
+                return is_array($decodedTags) ? $this->articleTagManager->canonicalizeTags($decodedTags) : [];
+            }
+        ));
+    }
+
+    public function buildView(FormView $view, FormInterface $form, array $options): void
+    {
+        $view->vars['tag_suggestions'] = $options['tag_suggestions'];
+    }
+
+    public function configureOptions(OptionsResolver $resolver): void
+    {
+        $resolver->setDefaults([
+            'required' => false,
+            'empty_data' => '[]',
+            'tag_suggestions' => fn (Options $options): array => $this->articleTagManager->getExistingTags(),
+        ]);
+        $resolver->setAllowedTypes('tag_suggestions', 'array');
+    }
+
+    public function getParent(): string
+    {
+        return HiddenType::class;
+    }
+}
diff --git a/src/Manager/ArticleEntityDuplicator.php b/src/Manager/ArticleEntityDuplicator.php
index 447f3d7..510a812 100644
--- a/src/Manager/ArticleEntityDuplicator.php
+++ b/src/Manager/ArticleEntityDuplicator.php
@@ -21,5 +21,6 @@ public function duplicateData(ContentInterface $oldContent, ContentInterface $ne
     {
         $newContent->setAuthor($oldContent->getAuthor());
         $newContent->setPublishedAt($oldContent->getPublishedAt());
+        $newContent->setTags($oldContent->getTags());
     }
 }
diff --git a/src/Manager/ArticleTagManager.php b/src/Manager/ArticleTagManager.php
new file mode 100644
index 0000000..fdb7ff0
--- /dev/null
+++ b/src/Manager/ArticleTagManager.php
@@ -0,0 +1,91 @@
+<?php
+
+namespace Softspring\CmsBlogPlugin\Manager;
+
+use Softspring\CmsBundle\Manager\ContentManagerInterface;
+
+class ArticleTagManager
+{
+    public function __construct(protected ContentManagerInterface $contentManager)
+    {
+    }
+
+    public function getExistingTags(): array
+    {
+        $rows = $this->contentManager->getRepository('article')->createQueryBuilder('a')
+            ->select('a.tags')
+            ->andWhere('a.tags IS NOT NULL')
+            ->getQuery()
+            ->getScalarResult();
+
+        $tags = [];
+        $seenTags = [];
+
+        foreach ($rows as $row) {
+            $rowTags = $row['tags'] ?? null;
+
+            if (is_string($rowTags)) {
+                $decodedTags = json_decode($rowTags, true);
+                $rowTags = is_array($decodedTags) ? $decodedTags : [];
+            }
+
+            if (!is_array($rowTags)) {
+                continue;
+            }
+
+            foreach ($rowTags as $tag) {
+                if (!is_scalar($tag)) {
+                    continue;
+                }
+
+                $normalizedTag = preg_replace('/\s+/', ' ', trim((string) $tag)) ?: '';
+
+                if ('' === $normalizedTag) {
+                    continue;
+                }
+
+                $normalizedKey = mb_strtolower($normalizedTag);
+
+                if (isset($seenTags[$normalizedKey])) {
+                    continue;
+                }
+
+                $seenTags[$normalizedKey] = $normalizedTag;
+                $tags[] = $normalizedTag;
+            }
+        }
+
+        natcasesort($tags);
+
+        return array_values($tags);
+    }
+
+    public function canonicalizeTags(array $tags): array
+    {
+        $existingTags = [];
+
+        foreach ($this->getExistingTags() as $existingTag) {
+            $existingTags[mb_strtolower($existingTag)] = $existingTag;
+        }
+
+        $canonicalTags = [];
+
+        foreach ($tags as $tag) {
+            if (!is_scalar($tag)) {
+                continue;
+            }
+
+            $normalizedTag = preg_replace('/\s+/', ' ', trim((string) $tag)) ?: '';
+
+            if ('' === $normalizedTag) {
+                continue;
+            }
+
+            $normalizedKey = mb_strtolower($normalizedTag);
+            $canonicalTags[] = $existingTags[$normalizedKey] ?? $normalizedTag;
+            $existingTags[$normalizedKey] = $existingTags[$normalizedKey] ?? $normalizedTag;
+        }
+
+        return $canonicalTags;
+    }
+}
diff --git a/src/Migrations/Version20230325161610.php b/src/Migrations/Version20230325161610.php
index b2682a9..4178b6f 100644
--- a/src/Migrations/Version20230325161610.php
+++ b/src/Migrations/Version20230325161610.php
@@ -4,8 +4,8 @@
 
 namespace Softspring\CmsBlogPlugin\Migrations;
 
-use Doctrine\DBAL\Schema\Schema;
 use Doctrine\DBAL\Platforms\PostgreSQLPlatform;
+use Doctrine\DBAL\Schema\Schema;
 use Doctrine\Migrations\AbstractMigration;
 
 final class Version20230325161610 extends AbstractMigration
diff --git a/src/Migrations/Version20230325161836.php b/src/Migrations/Version20230325161836.php
index cedff64..523921f 100644
--- a/src/Migrations/Version20230325161836.php
+++ b/src/Migrations/Version20230325161836.php
@@ -4,8 +4,8 @@
 
 namespace Softspring\CmsBlogPlugin\Migrations;
 
-use Doctrine\DBAL\Schema\Schema;
 use Doctrine\DBAL\Platforms\PostgreSQLPlatform;
+use Doctrine\DBAL\Schema\Schema;
 use Doctrine\Migrations\AbstractMigration;
 
 final class Version20230325161836 extends AbstractMigration
diff --git a/src/Migrations/Version20260525090000.php b/src/Migrations/Version20260525090000.php
new file mode 100644
index 0000000..fa494eb
--- /dev/null
+++ b/src/Migrations/Version20260525090000.php
@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Softspring\CmsBlogPlugin\Migrations;
+
+use Doctrine\DBAL\Platforms\PostgreSQLPlatform;
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20260525090000 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Add tags field to blog articles';
+    }
+
+    public function up(Schema $schema): void
+    {
+        if ($this->connection->getDatabasePlatform() instanceof PostgreSQLPlatform) {
+            $this->addSql('ALTER TABLE cms_content_blog_article ADD tags JSON DEFAULT NULL');
+            $this->addSql("UPDATE cms_content_blog_article SET tags = '[]' WHERE tags IS NULL");
+
+            return;
+        }
+
+        $this->addSql("ALTER TABLE cms_content_blog_article ADD tags LONGTEXT DEFAULT NULL COMMENT '(DC2Type:json)'");
+        $this->addSql("UPDATE cms_content_blog_article SET tags = '[]' WHERE tags IS NULL");
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE cms_content_blog_article DROP tags');
+    }
+}
diff --git a/src/Model/ArticleContentInterface.php b/src/Model/ArticleContentInterface.php
index f22f0cb..ea73446 100644
--- a/src/Model/ArticleContentInterface.php
+++ b/src/Model/ArticleContentInterface.php
@@ -10,4 +10,8 @@ interface ArticleContentInterface extends ContentInterface
     public function getPublishedAt(): ?DateTime;
 
     public function setPublishedAt(?DateTime $publishedAt = null): void;
+
+    public function getTags(): array;
+
+    public function setTags(array $tags): void;
 }
diff --git a/src/Model/ArticleContentTrait.php b/src/Model/ArticleContentTrait.php
index 2e0da59..e04622f 100644
--- a/src/Model/ArticleContentTrait.php
+++ b/src/Model/ArticleContentTrait.php
@@ -8,6 +8,8 @@ trait ArticleContentTrait
 {
     protected ?int $publishedAt = null;
 
+    protected ?array $tags = [];
+
     public function getPublishedAt(): ?DateTime
     {
         return $this->publishedAt ? DateTime::createFromFormat('U', "{$this->publishedAt}") : null;
@@ -17,4 +19,38 @@ public function setPublishedAt(?DateTime $publishedAt = null): void
     {
         $this->publishedAt = $publishedAt instanceof DateTime ? (int) $publishedAt->format('U') : null;
     }
+
+    public function getTags(): array
+    {
+        return $this->tags ?? [];
+    }
+
+    public function setTags(array $tags): void
+    {
+        $normalizedTags = [];
+        $seenTags = [];
+
+        foreach ($tags as $tag) {
+            if (!is_scalar($tag)) {
+                continue;
+            }
+
+            $normalizedTag = preg_replace('/\s+/', ' ', trim((string) $tag)) ?: '';
+
+            if ('' === $normalizedTag) {
+                continue;
+            }
+
+            $normalizedKey = mb_strtolower($normalizedTag);
+
+            if (isset($seenTags[$normalizedKey])) {
+                continue;
+            }
+
+            $seenTags[$normalizedKey] = true;
+            $normalizedTags[] = $normalizedTag;
+        }
+
+        $this->tags = $normalizedTags;
+    }
 }