diff --git a/content/blog/mastering-tabi-settings/index.ca.md b/content/blog/mastering-tabi-settings/index.ca.md
index 4058f1c0..c7a452a0 100644
--- a/content/blog/mastering-tabi-settings/index.ca.md
+++ b/content/blog/mastering-tabi-settings/index.ca.md
@@ -1,7 +1,7 @@
 +++
 title = "Domina la configuració de tabi: guia completa"
 date = 2023-09-18
-updated = 2026-01-01
+updated = 2026-01-13
 description = "Descobreix les múltiples maneres en què pots personalitzar tabi."
 
 [taxonomies]
@@ -409,6 +409,9 @@ invertible_image = false
 - `description` és la descripció del projecte.
 - `weight` determina l'ordre en què es mostren els projectes. Com menor sigui el pes, més amunt apareixerà el projecte.
 - `local_image` és la ruta de la imatge del projecte. Aquesta imatge es mostra a la pàgina de projectes.
+- `local_image_dark` és una variant opcional per al mode fosc. Requereix que `local_image` estigui configurat.
+- `remote_image` és una URL a una imatge externa, com a alternativa a `local_image`.
+- `remote_image_dark` és una variant opcional per al mode fosc. Requereix que `remote_image` estigui configurat.
 - `invertible_image` inverteix els colors de la imatge en mode fosc. Útil per a logotips o icones en blanc i negre.
 
 Quan un usuari faci clic a la imatge o al títol d'un projecte, serà portat a la pàgina del projecte. Si prefereixes que els usuaris vagin a un enllaç extern, pots establir `link_to = "https://example.com"` a la secció `[extra]` del fitxer `.md` del projecte.
diff --git a/content/blog/mastering-tabi-settings/index.es.md b/content/blog/mastering-tabi-settings/index.es.md
index cb42b027..ccd4111e 100644
--- a/content/blog/mastering-tabi-settings/index.es.md
+++ b/content/blog/mastering-tabi-settings/index.es.md
@@ -1,7 +1,7 @@
 +++
 title = "Domina la configuración de tabi: guía completa"
 date = 2023-09-18
-updated = 2026-01-01
+updated = 2026-01-13
 description = "Descubre las múltiples maneras en que puedes personalizar tabi."
 
 [taxonomies]
@@ -410,6 +410,9 @@ invertible_image = false
 - `description` es la descripción del proyecto.
 - `weight` determina el orden en el que se muestran los proyectos. Cuanto menor sea el peso, más arriba aparecerá el proyecto.
 - `local_image` es la ruta de la imagen del proyecto. Esta imagen se muestra en la página de proyectos.
+- `local_image_dark` es una variante opcional para el modo oscuro. Requiere que `local_image` esté configurado.
+- `remote_image` es una URL a una imagen externa, como alternativa a `local_image`.
+- `remote_image_dark` es una variante opcional para el modo oscuro. Requiere que `remote_image` esté configurado.
 - `invertible_image` invierte los colores de la imagen en modo oscuro. Útil para logotipos o iconos en blanco y negro.
 
 Cuando un usuario haga clic en la imagen o el título de un proyecto, será llevado a la página del proyecto. Si prefieres que los usuarios vayan a un enlace externo, puedes establecer `link_to = "https://example.com"` en la sección `[extra]` del archivo `.md` del proyecto.
diff --git a/content/blog/mastering-tabi-settings/index.md b/content/blog/mastering-tabi-settings/index.md
index 4a7b3cf2..41cb25c3 100644
--- a/content/blog/mastering-tabi-settings/index.md
+++ b/content/blog/mastering-tabi-settings/index.md
@@ -1,7 +1,7 @@
 +++
 title = "Mastering tabi Settings: A Comprehensive Guide"
 date = 2023-09-18
-updated = 2026-01-01
+updated = 2026-01-13
 description = "Discover the many ways you can customise your tabi site."
 
 [taxonomies]
@@ -415,6 +415,9 @@ invertible_image = false
 - `description` is the description of the project.
 - `weight` determines the order in which the projects are shown. The lower the weight, the higher the project will appear.
 - `local_image` is the path to the image of the project. This image is shown on the projects page.
+- `local_image_dark` is an optional dark mode variant. Requires `local_image` to be set.
+- `remote_image` is a URL to an external image, as an alternative to `local_image`.
+- `remote_image_dark` is an optional dark mode variant. Requires `remote_image` to be set.
 - `invertible_image` inverts the image colours in dark mode. Useful for black and white logos/icons.
 
 When a user clicks on the image or title of a project, they will be taken to the project's page. If you'd rather have users go to an external link, you can set `link_to = "https://example.com` in the `[extra]` section of the project's `.md` file.
diff --git a/templates/macros/list_posts.html b/templates/macros/list_posts.html
index 20761948..f05eb3c2 100644
--- a/templates/macros/list_posts.html
+++ b/templates/macros/list_posts.html
@@ -97,15 +97,37 @@
                     {% if post.extra.local_image or post.extra.remote_image %}
                         <li class="post-thumbnail">
                             <a href="{{ post.permalink }}">
+                                {% if post.extra.local_image_dark and not post.extra.local_image %}
+                                    {{ throw(message="ERROR: `local_image_dark` requires `local_image` to be set in " ~ post.path) }}
+                                {% endif %}
+                                {% if post.extra.remote_image_dark and not post.extra.remote_image %}
+                                    {{ throw(message="ERROR: `remote_image_dark` requires `remote_image` to be set in " ~ post.path) }}
+                                {% endif %}
                                 {% if post.extra.local_image %}
+                                    {% if post.extra.local_image_dark %}
+                                        {# Show light image only in light mode, dark image only in dark mode #}
+                                        {% set meta_dark = get_image_metadata(path=post.extra.local_image_dark, allow_missing=true) %}
+                                        <img class="thumbnail-image img-dark"
+                                            alt="{{ post.extra.local_image_dark }}"
+                                            src="{{ get_url(path=post.extra.local_image_dark) }}"
+                                            {% if meta_dark.width %}width="{{ meta_dark.width }}"{% endif %}
+                                            {% if meta_dark.height %}height="{{ meta_dark.height }}"{% endif %}>
+                                    {% endif %}
                                     {% set meta = get_image_metadata(path=post.extra.local_image, allow_missing=true) %}
-                                    <img class="thumbnail-image"
+                                    <img class="thumbnail-image{% if post.extra.local_image_dark %} img-light{% endif %}"
                                         alt="{{ post.extra.local_image }}"
                                         src="{{ get_url(path=post.extra.local_image) }}"
                                         {% if meta.width %}width="{{ meta.width }}"{% endif %}
                                         {% if meta.height %}height="{{ meta.height }}"{% endif %}>
                                 {% elif post.extra.remote_image %}
-                                    <img class="thumbnail-image"
+                                    {% if post.extra.remote_image_dark %}
+                                        {# Show light image only in light mode, dark image only in dark mode #}
+                                        {% set meta_dark = get_image_metadata(path=post.extra.remote_image_dark, allow_missing=true) %}
+                                        <img class="thumbnail-image img-dark"
+                                            alt="{{ post.extra.remote_image_dark }}"
+                                            src="{{ get_url(path=post.extra.remote_image_dark) }}">
+                                    {% endif %}
+                                    <img class="thumbnail-image{% if post.extra.remote_image_dark %} img-light{% endif %}"
                                         alt="{{ post.extra.remote_image }}"
                                         src="{{ post.extra.remote_image }}">
                                 {% endif %}
diff --git a/templates/partials/cards_pages.html b/templates/partials/cards_pages.html
index b923b2c1..a2ea8148 100644
--- a/templates/partials/cards_pages.html
+++ b/templates/partials/cards_pages.html
@@ -19,15 +19,38 @@
             data-tags="{% for tax_name, terms in page.taxonomies %}{% for term in terms | unique %}{{ term | lower }}{% if not loop.last %},{% endif %}{% endfor %}{% endfor %}"
             {% endif %}>
             {% if page.extra.invertible_image %}{% set card_image_class = "card-image invertible-image" %}{% else %}{% set card_image_class = "card-image" %}{% endif %}
+            {% if page.extra.local_image_dark and not page.extra.local_image %}
+                {{ throw(message="ERROR: `local_image_dark` requires `local_image` to be set in " ~ page.path) }}
+            {% endif %}
+            {% if page.extra.remote_image_dark and not page.extra.remote_image %}
+                {{ throw(message="ERROR: `remote_image_dark` requires `remote_image` to be set in " ~ page.path) }}
+            {% endif %}
             {% if page.extra.local_image %}
+                {% if page.extra.local_image_dark %}
+                    {# Show light image only in light mode, dark image only in dark mode #}
+                    {% set meta_dark = get_image_metadata(path=page.extra.local_image_dark, allow_missing=true) %}
+                    <img class="card-image img-dark"
+                        alt="{{ page.extra.local_image_dark }}"
+                        src="{{ get_url(path=page.extra.local_image_dark) }}"
+                        {% if meta_dark.width %}width="{{ meta_dark.width }}"{% endif %}
+                        {% if meta_dark.height %}height="{{ meta_dark.height }}"{% endif %}>
+                {% endif %}
                 {% set meta = get_image_metadata(path=page.extra.local_image, allow_missing=true) %}
-                <img class="{{ card_image_class }}"
+                <img class="{{ card_image_class }}{% if page.extra.local_image_dark %} img-light{% endif %}"
                     alt="{{ page.extra.local_image }}"
                     src="{{ get_url(path=page.extra.local_image) }}"
                     {% if meta.width %}width="{{ meta.width }}"{% endif %}
                     {% if meta.height %}height="{{ meta.height }}"{% endif %}>
             {% elif page.extra.remote_image %}
-                <img class="{{ card_image_class }}"
+                {% if page.extra.remote_image_dark %}
+                    {# Show light image only in light mode, dark image only in dark mode #}
+                    {% set meta_dark = get_image_metadata(path=page.extra.remote_image_dark, allow_missing=true) %}
+                    <img class="card-image img-dark"
+                        alt="{{ page.extra.remote_image_dark }}"
+                        src="{{ page.extra.remote_image_dark }}">
+                {% endif %}
+                {% set meta = get_image_metadata(path=page.extra.remote_image, allow_missing=true) %}
+                <img class="{{ card_image_class }}{% if page.extra.remote_image_dark %} img-light{% endif %}"
                     alt="{{ page.extra.remote_image }}"
                     src="{{ page.extra.remote_image }}">
             {% else %}