diff --git a/knowledge base/monitoring.md b/knowledge base/monitoring.md
new file mode 100644
index 0000000..946beae
--- /dev/null
+++ b/knowledge base/monitoring.md	
@@ -0,0 +1,58 @@
+# Monitoring
+
+TODO
+
+1. [TL;DR](#tldr)
+1. [Further readings](#further-readings)
+   1. [Sources](#sources)
+
+## TL;DR
+
+<!-- Uncomment if used
+<details>
+  <summary>Installation and configuration</summary>
+
+```sh
+```
+
+</details>
+-->
+
+<!-- Uncomment if used
+<details>
+  <summary>Usage</summary>
+
+```sh
+```
+
+</details>
+-->
+
+<!-- Uncomment if used
+<details>
+  <summary>Real world use cases</summary>
+
+```sh
+```
+
+</details>
+-->
+
+## Further readings
+
+- [Uptime Kuma]
+
+### Sources
+
+<!--
+  Reference
+  ═╬═Time══
+  -->
+
+<!-- In-article sections -->
+<!-- Knowledge base -->
+[uptime kuma]: uptime%20kuma.md
+
+<!-- Files -->
+<!-- Upstream -->
+<!-- Others -->
diff --git a/knowledge base/self-hosting.md b/knowledge base/self-hosting.md
index 544f376..6936659 100644
--- a/knowledge base/self-hosting.md	
+++ b/knowledge base/self-hosting.md	
@@ -9,15 +9,17 @@ The _art_ of hosting and managing applications on one's own servers instead of c
 
 ## Software
 
-| Name             | Description                | Alternatives                      |
-| ---------------- | -------------------------- | --------------------------------- |
-| [Baikal]         | CalDAV and CardDAV server  | [Radicale](https://radicale.org/) |
-| [Gitea]          | Git server                 | [Gitlab]                          |
-| [Gitlab]         | Git server                 | [Gitea]                           |
-| [Home Assistant] | Home automation platform   |                                   |
-| [NextCloud]      | File sharing platform      | [OwnCloud](https://owncloud.com/) |
-| [Paperless-ngx]  | Document management system |                                   |
-| [PhotoPrism]     | Google Photos replacement  |                                   |
+| Name             | Description                | Alternatives                    |
+| ---------------- | -------------------------- | ------------------------------- |
+| [Baikal]         | CalDAV and CardDAV server  | [Radicale]                      |
+| [Gitea]          | Git server                 | [Gitlab]                        |
+| [Gitlab]         | Git server                 | [Gitea]                         |
+| [Home Assistant] | Home automation platform   |                                 |
+| [NextCloud]      | File sharing platform      | [OwnCloud]                      |
+| [Paperless-ngx]  | Document management system |                                 |
+| [PhotoPrism]     | Google Photos replacement  |                                 |
+| [Uptime Kuma]    | Status page                | [Gatus], [Statping-ng], [Vigil] |
+| [OpenMediaVault] | NAS solution               | [TrueNAS]                       |
 
 ## Further readings
 
@@ -36,10 +38,18 @@ The _art_ of hosting and managing applications on one's own servers instead of c
 [gitea]: gitea.md
 [gitlab]: gitlab/README.md
 [nextcloud]: nextcloud.md
+[openmediavault]: openmediavault.md
 [paperless-ngx]: paperless-ngx.md
 [photoprism]: photoprism.md
+[uptime kuma]: uptime%20kuma.md
 
 <!-- Others -->
 [awesome-selfhosted]: https://awesome-selfhosted.net/
+[gatus]: https://github.com/TwiN/gatus
 [home assistant]: https://www.home-assistant.io/
+[owncloud]: https://owncloud.com/
+[radicale]: https://radicale.org/
 [service as a software substitute]: https://www.gnu.org/philosophy/who-does-that-server-really-serve.html
+[statping-ng]: https://statping-ng.github.io/
+[truenas]: https://www.truenas.com/
+[vigil]: https://github.com/valeriansaliou/vigil
diff --git a/knowledge base/uptime kuma.md b/knowledge base/uptime kuma.md
new file mode 100644
index 0000000..24e763f
--- /dev/null
+++ b/knowledge base/uptime kuma.md	
@@ -0,0 +1,70 @@
+# Uptime Kuma
+
+TODO
+
+Fancy and easy-to-use self-hosted monitoring tool.
+
+1. [TL;DR](#tldr)
+1. [Further readings](#further-readings)
+   1. [Sources](#sources)
+
+## TL;DR
+
+Only **one** user as of 2024-06-01.
+
+<details>
+  <summary>Installation and configuration</summary>
+
+```sh
+docker pull 'louislam/uptime-kuma:1'
+```
+
+</details>
+
+<details>
+  <summary>Usage</summary>
+
+```sh
+# Start.
+docker run -d --restart 'always' --name 'uptime-kuma' -p '3001:3001' -v 'uptime-kuma:/app/data' 'louislam/uptime-kuma:1'
+
+# Password reset.
+docker exec -it 'uptime-kuma' npm run reset-password
+```
+
+</details>
+
+<!-- Uncomment if used
+<details>
+  <summary>Real world use cases</summary>
+
+```sh
+```
+
+</details>
+-->
+
+## Further readings
+
+- [Website]
+- [Github]
+- [Documentation]
+- [`uptime-kuma-api`][uptime-kuma-api]
+
+### Sources
+
+<!--
+  Reference
+  ═╬═Time══
+  -->
+
+<!-- In-article sections -->
+<!-- Knowledge base -->
+<!-- Files -->
+<!-- Upstream -->
+[documentation]: https://github.com/louislam/uptime-kuma/wiki
+[github]: https://github.com/louislam/uptime-kuma
+[uptime-kuma-api]: https://github.com/lucasheld/uptime-kuma-api
+[website]: https://uptime.kuma.pet/
+
+<!-- Others -->