---
title: "Liquid filters: link_to_add_tag"
description: |-
  Generates an HTML `<a>` tag with an `href` attribute linking to the current blog or collection, filtered to show
  only articles or products that have a given tag, as well as any currently active tags.
api_name: liquid
source_url:
  html: https://shopify.dev/docs/api/liquid/filters/link_to_add_tag
  md: https://shopify.dev/docs/api/liquid/filters/link_to_add_tag.md
---

# link\_​to\_​add\_​tag

```oobleck
string | link_to_add_tag
```

returns [string](https://shopify.dev/docs/api/liquid/basics#string)

Generates an HTML `<a>` tag with an `href` attribute linking to the current blog or collection, filtered to show only articles or products that have a given tag, as well as any currently active tags.

***

Tip

To learn more about filtering by tag, refer to [Filter articles by tag](https://shopify.dev/themes/architecture/templates/blog#filter-articles-by-tag) or [Filter collections by tag](https://shopify.dev/themes/navigation-search/filtering/tag-filtering).

***

```liquid
{% for tag in collection.all_tags %}
  {%- if current_tags contains tag -%}
    {{ tag }}
  {%- else -%}
    {{ tag | link_to_add_tag: tag }}
  {%- endif -%}
{% endfor %}
```

## Output

```html
<a href="/services/liquid_rendering/extra-potent" title="Narrow selection to products matching tag extra-potent">extra-potent</a>


<a href="/services/liquid_rendering/fresh" title="Narrow selection to products matching tag fresh">fresh</a>


<a href="/services/liquid_rendering/healing" title="Narrow selection to products matching tag healing">healing</a>


<a href="/services/liquid_rendering/ingredients" title="Narrow selection to products matching tag ingredients">ingredients</a>
```