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diff --git a/services/guix/channels.scm b/services/guix/channels.scm
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+(define-module (services guix channels)
+  #:use-module (gnu packages package-management)
+  #:use-module (gnu services)
+  #:use-module (gnu services base)
+  #:use-module (guix channels))
+
+;;; DATA
+
+(define deployment-commit
+  "c24ce7cb11e74da13d491f9de3c4b7040a069f43")
+
+(define deployment-url
+  "https://git.marekpasnikowski.pl/git/deployment.git")
+
+(define distribution-commit
+  "7d17bded11ef1239592e6e5abd40ceee1e99cbb8")
+
+(define distribution-url
+  "https://git.marekpasnikowski.pl/git/distribution.git")
+
+(define marekpasnikowski-fingerprint
+  (openpgp-fingerprint "590E 500F E39D 26B3 E60B 743B 6D81 B120 7711 899F"))
+
+(define nonguix-commit
+  "897c1a470da759236cc11798f4e0a5f7d4d59fbc")
+
+(define nonguix-url
+  "https://gitlab.com/nonguix/nonguix")
+
+(define nonguix-fingerprint
+  (openpgp-fingerprint "2A39 3FFF 68F4 EF7A 3D29 12AF 6F51 20A0 22FB B2D5"))
+
+;;; ABSTRACTION 3
+
+(define deployment-introduction
+  (make-channel-introduction deployment-commit
+			     marekpasnikowski-fingerprint))
+
+(define distribution-introduction
+  (make-channel-introduction distribution-commit
+			     marekpasnikowski-fingerprint))
+
+(define nonguix-introduction
+  (make-channel-introduction nonguix-commit
+			     nonguix-fingerprint))
+
+;;; ABSTRACTION 2
+
+(define deployment
+  (channel (name 'deployment)
+	   (url deployment-url)
+	   (introduction deployment-introduction)))
+
+(define distribution
+  (channel (name 'distribution)
+	   (url distribution-url)
+	   (introduction distribution-introduction)))
+
+(define nonguix
+  (channel (name 'nonguix)
+	   (url nonguix-url)
+	   (introduction nonguix-introduction)))
+
+;;; ABSTRACTION 1
+
+(define distribution-channels
+  (append %default-channels
+	  (list deployment
+		distribution
+		nonguix)))
+
+;;; PUBLIC
+
+(define-public (channels config)
+  (guix-configuration (inherit config)
+		      (channels distribution-channels)
+		      (guix (guix-for-channels distribution-channels))))