diff --git a/apps/facebook.json b/apps/facebook.json
index 69b7468..041e07e 100644
--- a/apps/facebook.json
+++ b/apps/facebook.json
@@ -7,6 +7,8 @@
  "platforms":["Android",
 	      "iOS",
 	      "Web"],
+ "interface":["HTML5"],
+ "languages":["JavaScript"],
  "networks_read":["facebook"],
  "networks_write":["facebook"],
  "formats_read":[],
diff --git a/apps/gimp.json b/apps/gimp.json
index 7d1f3c7..0f5c787 100644
--- a/apps/gimp.json
+++ b/apps/gimp.json
@@ -15,6 +15,8 @@
 	      "BSD",
 	      "AmigaOS",
 	      "Solaris"],
+ "interface":["GTK"],
+ "languages":["C"],
  "networks_read":[],
  "networks_write":[],
  "formats_read":["pix",
@@ -214,4 +216,3 @@
 		  "pcx",
 		  "pcc"],
  "generic_name":["Image Editor", "Image Converter", "Painting Program"]}
-
diff --git a/apps/invidious.json b/apps/invidious.json
index e09d181..255240d 100644
--- a/apps/invidious.json
+++ b/apps/invidious.json
@@ -5,6 +5,8 @@
 	  "icon":"https://invidious.io/invidious-colored-vector.svg"},
  "licenses":["AGPL3+"],
  "platforms":["Web"],
+ "interface":["HTML5"],
+ "languages":["Crystal"],
  "networks_read":["youtube"],
  "networks_write":[],
  "formats_read":[],
diff --git a/apps/mastodon.json b/apps/mastodon.json
index 18b24c8..6bacb3d 100644
--- a/apps/mastodon.json
+++ b/apps/mastodon.json
@@ -6,6 +6,9 @@
 	  "icon":"https://upload.wikimedia.org/wikipedia/commons/thumb/4/48/Mastodon_Logotype_%28Simple%29.svg/60px-Mastodon_Logotype_%28Simple%29.svg.png"},
  "licenses":["AGPL3+"],
  "platforms":["Web"],
+ "interface":["HTML5"],
+ "languages":["Ruby"
+	      "JavaScript"],
  "networks_read":["Mastodon",
 		  "ActivityPub"],
  "networks_write":["Mastodon",
diff --git a/apps/newpipe.json b/apps/newpipe.json
index a0cbcae..4446bed 100644
--- a/apps/newpipe.json
+++ b/apps/newpipe.json
@@ -6,6 +6,9 @@
 	  "icon":"https://upload.wikimedia.org/wikipedia/commons/thumb/2/22/NewPipelogo.svg/220px-NewPipelogo.svg.png"},
  "licenses":["GPL3+"],
  "platforms":["Android"],
+ "interface":["Touch"],
+ "languages":["Java"
+	      "Kotlin"],
  "networks_read":["youtube",
 		  "peertube",
 		 "soundcloud"],
diff --git a/apps/peertube.json b/apps/peertube.json
index 7df0e01..2924a38 100644
--- a/apps/peertube.json
+++ b/apps/peertube.json
@@ -5,6 +5,8 @@
 	     "icon":"https://joinpeertube.org/img/icons/favicon.png"},
  "licenses":["AGPL3+"],
  "platforms":["Web"],
+ "interface":["JavaScript"],
+ "languages":["TypeScript"],
  "networks_read":["peertube"],
  "networks_write":["peertube",
 		   "ActivityPub"],
diff --git a/apps/piped.json b/apps/piped.json
index 4403593..d11f365 100644
--- a/apps/piped.json
+++ b/apps/piped.json
@@ -4,6 +4,8 @@
 	  "icon":"https://piped.kavin.rocks/img/icons/logo.svg"},
  "licenses":["AGPL3+"],
  "platforms":["Web"],
+ "interface":["JavaScript"],
+ "languages":["Vue"],
  "networks_read":["youtube"],
  "networks_write":[],
  "formats_read":[],
diff --git a/apps/pleroma.json b/apps/pleroma.json
index e87ae60..1ef9a66 100644
--- a/apps/pleroma.json
+++ b/apps/pleroma.json
@@ -5,6 +5,8 @@
 	     "icon":"https://pleroma.social/images/pleroma_logo_vector_nobg_nopan.svg"},
  "licenses":["AGPL3+"],
  "platforms":["Web"],
+ "interface":["HTML5"],
+ "languages":["Elixer"],
  "networks_read":["Pleroma",
 		  "ActivityPub"],
  "networks_write":["Pleroma",
diff --git a/apps/viewtube.json b/apps/viewtube.json
index ac8a0d0..696c49f 100644
--- a/apps/viewtube.json
+++ b/apps/viewtube.json
@@ -6,6 +6,9 @@
 	  "icon":"https://dev.viewtube.io/_nuxt/img/icon.dc8b72c.svg"},
  "licenses":["AGPL3+"],
  "platforms":["Web"],
+ "interface":["HTML5"],
+ "languages":["Vue"
+	      "TypeScript"],
  "networks_read":["youtube"],
  "networks_write":[],
  "formats_read":[],
diff --git a/apps/youtube.json b/apps/youtube.json
index 0859db0..b2d63ac 100644
--- a/apps/youtube.json
+++ b/apps/youtube.json
@@ -9,6 +9,8 @@
  "platforms":["Android",
 	      "iOS",
 	      "Web"],
+ "interface":["HTML5"],
+ "languages":["JavaScript"],
  "networks_read":["youtube"],
  "networks_write":["youtube"],
  "formats_read":[],