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 **A curated list of amazingly awesome open source sysadmin resources.** Please read [CONTRIBUTING](./.github/CONTRIBUTING.md) if you wish to add software and consider [donating](https://github.com/n1trux/awesome-donations) to the FLOSS projects you use regularly.
 
-* [Awesome Sysadmin](#awesome-sysadmin)
-  * [Automation](#automation)
-  * [Backups](#backups)
-  * [Build and software organization tools](#build-and-software-organization-tools)
-  * [ChatOps](#chatops)
-  * [Client Management](#client-management)
-  * [Cloning](#cloning)
-  * [Cloud Computing](#cloud-computing)
-  * [Cloud Orchestration](#cloud-orchestration)
-  * Cloud Storage: [see awesome-selfhosted#file-transfersynchronization](https://github.com/Kickball/awesome-selfhosted#file-transfersynchronization)
-  * [Code Review](#code-review)
-  * Collaborative Software: [see awesome-selfhosted#groupware](https://github.com/Kickball/awesome-selfhosted#groupware)
-  * [Configuration Management Database](#configuration-management-database)
-  * [Configuration Management](#configuration-management)
-  * [Continuous Integration & Continuous Deployment](#continuous-integration--continuous-deployment)
-  * [Control Panels](#control-panels)
-  * [Deployment Automation](#deployment-automation)
-  * [Diagramming](#diagramming)
-  * [Distributed Filesystems](#distributed-filesystems)
-  * [DNS](#dns)
-  * [Domains](#domains)
-  * [Editors](#editors)
-  * [Identity Management](#identity-management)
-  * [IT Asset Management](#it-asset-management)
-  * [Log Management](#log-management)
-  * [Mail Clients](#mail-clients)
-  * Mail servers/webmail: [see awesome-selfhosted#email](https://github.com/kickball/awesome-selfhosted#email)
-  * [Monitoring](#monitoring)
-  * [Metric & Metric Collection](#metric--metric-collection)
-  * [Network Configuration Management](#network-configuration-management)
-  * [Newsletter](#newsletters)
-  * [NoSQL](#nosql)
-  * [Packaging](#packaging)
-  * [Project Management](#project-management)
-  * [Queuing](#queuing)
-  * [RDBMS](#rdbms)
-  * [Remote Management](#remote-management)
-  * Security: [see awesome-security](https://github.com/sbilly/awesome-security)
-  * [Service Discovery](#service-discovery)
-  * [Software Containers](#software-containers)
-  * SSH: [see awesome-ssh](https://github.com/moul/awesome-ssh)
-  * Statistics: [see awesome-selfhosted#analytics](https://github.com/Kickball/awesome-selfhosted#analytics)
-  * [Status Pages](#status-pages)
-  * Ticketing systems: [see awesome-selfhosted#ticketing](https://github.com/Kickball/awesome-selfhosted#ticketing)
-  * [Troubleshooting](#troubleshooting)
-  * [Version control](#version-control)
-  * [Virtualization](#virtualization)
-  * [VPN](#vpn)
-  * XMPP: [see awesome-selfhosted#xmpp](https://github.com/Kickball/awesome-selfhosted#xmpp)
-  * [Web](#web)
-  * Wiki Software: [see awesome-selfhosted#wikis](https://github.com/Kickball/awesome-selfhosted#wikis), Sysadmin Wikis: [see #wikis](#wikis)
-* [Resources](#resources)
-  * [Blogs](#blogs)
-  * [Books](#books)
-  * [Communities/Forums](#communities--forums)
-  * [Newsletters](#newsletters)
-  * [Repositories](#repositories)
-  * [Websites](#websites)
-  * [Wikis](#wikis)
+- [Awesome Sysadmin ![certified awesome!](https://github.com/sindresorhus/awesome)](#awesome-sysadmin-)
+  - [Automation](#automation)
+  - [Backups](#backups)
+  - [Build and software organization tools](#build-and-software-organization-tools)
+  - [ChatOps](#chatops)
+  - [Client management](#client-management)
+  - [Cloning](#cloning)
+  - [Cloud Computing](#cloud-computing)
+  - [Cloud Orchestration](#cloud-orchestration)
+  - [Code Review](#code-review)
+  - [Configuration Management Database](#configuration-management-database)
+  - [Configuration Management](#configuration-management)
+  - [Continuous Integration & Continuous Deployment](#continuous-integration--continuous-deployment)
+  - [Control Panels](#control-panels)
+  - [Deployment Automation](#deployment-automation)
+  - [Diagramming](#diagramming)
+  - [Distributed Filesystems](#distributed-filesystems)
+  - [DNS](#dns)
+  - [Domains](#domains)
+  - [Editors](#editors)
+  - [Identity Management](#identity-management)
+    - [LDAP](#ldap)
+    - [Tools and web interfaces](#tools-and-web-interfaces)
+  - [IT Asset Management](#it-asset-management)
+  - [Log Management](#log-management)
+  - [Mail Clients](#mail-clients)
+  - [Monitoring](#monitoring)
+    - [Status Pages](#status-pages)
+    - [Metric & Metric Collection](#metric--metric-collection)
+  - [Network Configuration Management](#network-configuration-management)
+  - [Newsletters](#newsletters)
+  - [NoSQL](#nosql)
+  - [Packaging](#packaging)
+  - [Project Management](#project-management)
+  - [Queuing](#queuing)
+  - [RDBMS](#rdbms)
+  - [Remote Management](#remote-management)
+  - [Service Discovery](#service-discovery)
+  - [Software Containers](#software-containers)
+  - [Troubleshooting](#troubleshooting)
+  - [Version control](#version-control)
+  - [Virtualization](#virtualization)
+  - [VPN](#vpn)
+  - [Web](#web)
+- [Resources](#resources)
+  - [Blogs](#blogs)
+  - [Books](#books)
+  - [Communities / Forums](#communities--forums)
+  - [Newsletters](#newsletters-1)
+  - [Repositories](#repositories)
+    - [Debian-based distributions](#debian-based-distributions)
+    - [RPM-based distributions](#rpm-based-distributions)
+  - [Websites](#websites)
+  - [Wikis](#wikis)
+  - [License](#license)
 
 ## Automation
 
@@ -240,6 +236,7 @@
   * [VestaCP](http://vestacp.com/) - Hosting panel for Linux but with Nginx.
   * [Virtualmin](http://www.virtualmin.com/) - Hosting panel for Linux based on webmin.
 * DNS
+  * [AdGuardHome](https://github.com/AdguardTeam/AdGuardHome) - Network-wide ads & trackers blocking DNS server.
   * [Atomia DNS](http://atomiadns.com/) - DNS management system.
   * [nsedit](https://github.com/tuxis-ie/nsedit) - nsedit is a DNS editor for PowerDNS, working with PowerDNS's new API.
   * [PDNS Gui](https://github.com/odoucet/pdns-gui) - WebGUI which aids in administering domains and records for PowerDNS with MySQL.