diff --git a/src/apps.json b/src/apps.json
index 6af306428..5e9bcb428 100644
--- a/src/apps.json
+++ b/src/apps.json
@@ -3437,7 +3437,7 @@
 				"X-Powered-By": "HHVM/?([\\d.]+)?\\;version:\\1"
 			},
 			"icon": "HHVM.png",
-			"implies": "PHP\\;confidence:50",
+			"implies": "PHP\\;confidence:75",
 			"website": "http://hhvm.com"
 		},
 		"HP": {
@@ -5132,9 +5132,7 @@
 			"icon": "mattermost.png",
 			"implies": [
 				"Go",
-				"React",
-				"PostgreSQL\\;confidence:50",
-				"MySQL\\;confidence:50"
+				"React"
 			],
 			"website": "http://about.mattermost.com"
 		},
@@ -6929,7 +6927,7 @@
 				"27"
 			],
 			"headers": {
-				"Server": "(?:^|\\s)Python(?:/([\\d.]+))?\\;confidence:50\\;version:\\1"
+				"Server": "(?:^|\\s)Python(?:/([\\d.]+))?\\;version:\\1"
 			},
 			"icon": "Python.png",
 			"website": "http://python.org"
@@ -7264,7 +7262,7 @@
 			"icon": "RiteCMS.png",
 			"implies": [
 				"PHP",
-				"SQLite\\;confidence:50"
+				"SQLite\\;confidence:80"
 			],
 			"meta": {
 				"generator": "^RiteCMS(?: (.+))?\\;version:\\1"
@@ -8895,7 +8893,7 @@
 			],
 			"env": "^typeahead$",
 			"icon": "Twitter typeahead.js.png",
-			"implies": "jQuery\\;confidence:50",
+			"implies": "jQuery",
 			"script": "(?:typeahead|bloodhound)\\.(?:jquery|bundle)?(?:\\.min)?\\.js",
 			"website": "http://twitter.github.io/typeahead.js"
 		},