diff --git a/autotests/html/test.logcat.html b/autotests/html/test.logcat.html
--- a/autotests/html/test.logcat.html
+++ b/autotests/html/test.logcat.html
@@ -17,8 +17,8 @@
 <span style="color:#898887;">02-29 16:51:18.854</span>   188   193<span style="color:#bf0303;font-weight:bold;"> E test    :</span><span style="color:#bf0303;"> When he woke up, the dinosaur was still there</span>
 <span style="color:#898887;">02-29 16:51:18.857</span>   188   193<span style="color:#924c9d;font-weight:bold;"> A test    :</span><span style="color:#924c9d;"> When he woke up, the dinosaur was still there</span>
 <span style="color:#898887;">02-29 16:51:18.857</span>   188   193<span style="color:#924c9d;font-weight:bold;"> A test    :</span><span style="color:#924c9d;"> When he woke up, the dinosaur was still there</span>
-<span style="color:#898887;">02-29 16:51:18.857</span>   188   193<span style="color:#ca60ca;font-weight:bold;"> S test    :</span><span style="color:#ca60ca;"> When he woke up, the dinosaur was still there</span>
-<span style="color:#898887;">02-29 16:51:29.154</span>   580   580<span style="color:#ca60ca;font-weight:bold;"> S test    :</span><span style="color:#ca60ca;"> When he woke up, the dinosaur was still there</span>
+<span style="color:#898887;">02-29 16:51:18.857</span>   188   193<span style="color:#644a9b;font-weight:bold;"> S test    :</span><span style="color:#644a9b;"> When he woke up, the dinosaur was still there</span>
+<span style="color:#898887;">02-29 16:51:29.154</span>   580   580<span style="color:#644a9b;font-weight:bold;"> S test    :</span><span style="color:#644a9b;"> When he woke up, the dinosaur was still there</span>
 <span style="color:#898887;">02-29 16:51:30.423</span>   580   580 <span style="color:#bf0303;background-color:#f7e6e6;font-weight:bold;">F test    : When he woke up, the dinosaur was still there</span>
 <span style="color:#898887;">02-29 16:51:30.468</span>   580   580 <span style="color:#bf0303;background-color:#f7e6e6;font-weight:bold;">F test    : When he woke up, the dinosaur was still there</span>
 
@@ -42,8 +42,8 @@
 <span style="color:#924c9d;font-weight:bold;">A(  148)</span><span style="color:#924c9d;"> When he woke up, the dinosaur was still there</span>
 <span style="color:#924c9d;font-weight:bold;">A(  148)</span><span style="color:#924c9d;"> When he woke up, the dinosaur was still there</span>
 <span style="color:#898887;font-style:italic;">--------- beginning of tag format</span>
-<span style="color:#ca60ca;font-weight:bold;">S/test    :</span><span style="color:#ca60ca;"> When he woke up, the dinosaur was still there</span>
-<span style="color:#ca60ca;font-weight:bold;">S/test    :</span><span style="color:#ca60ca;"> When he woke up, the dinosaur was still there</span>
+<span style="color:#644a9b;font-weight:bold;">S/test    :</span><span style="color:#644a9b;"> When he woke up, the dinosaur was still there</span>
+<span style="color:#644a9b;font-weight:bold;">S/test    :</span><span style="color:#644a9b;"> When he woke up, the dinosaur was still there</span>
 <span style="color:#898887;font-style:italic;">--------- beginning of thread format</span>
 <span style="color:#bf0303;background-color:#f7e6e6;font-weight:bold;">F( 1664: 1664) When he woke up, the dinosaur was still there</span>
 <span style="color:#bf0303;background-color:#f7e6e6;font-weight:bold;">F( 1664: 2268) When he woke up, the dinosaur was still there</span>
@@ -89,8 +89,8 @@
 <span style="color:#924c9d;">When he woke up, the dinosaur was still there</span>
 
 
-[<span style="color:#898887;"> 02-29 16:51:18.859</span>   188:  193<span style="color:#ca60ca;font-weight:bold;"> S/vold     </span>]
-<span style="color:#ca60ca;">When he woke up, the dinosaur was still there</span>
+[<span style="color:#898887;"> 02-29 16:51:18.859</span>   188:  193<span style="color:#644a9b;font-weight:bold;"> S/vold     </span>]
+<span style="color:#644a9b;">When he woke up, the dinosaur was still there</span>
 
 [<span style="color:#898887;"> 02-29 16:51:18.902</span>   188:  199 <span style="color:#bf0303;background-color:#f7e6e6;font-weight:bold;">F/libc</span>     ]
 <span style="color:#bf0303;background-color:#f7e6e6;font-weight:bold;">When he woke up, the dinosaur was still there</span>
diff --git a/autotests/html/test.markdown.html b/autotests/html/test.markdown.html
--- a/autotests/html/test.markdown.html
+++ b/autotests/html/test.markdown.html
@@ -358,8 +358,8 @@
 <span style="color:#644a9b;font-weight:bold;">## Markdown</span>
 
 <span style="color:#b08000;">```markdown</span>
-**bold** `code`
-&gt; quote
+<span style="font-weight:bold;">**bold**</span> <span style="color:#b08000;">`code`</span>
+<span style="color:#0057ae;">&gt;</span><span style="color:#0057ae;"> quote</span>
 
 <span style="color:#b08000;">```</span>
 
diff --git a/autotests/html/test.ts.html b/autotests/html/test.ts.html
--- a/autotests/html/test.ts.html
+++ b/autotests/html/test.ts.html
@@ -92,7 +92,7 @@
 
 <span style="color:#898887;">// Definite assignment operator</span>
 <span style="font-weight:bold;font-style:italic;">class</span> Cl {
-    one?: string;
+    one?: <span style="color:#0057ae;">string</span>;
     two!: <span style="color:#0057ae;">string</span>;
 }
 <span style="font-weight:bold;font-style:italic;">let</span> x! = <span style="color:#b08000;">1</span>; 
diff --git a/autotests/reference/test.markdown.ref b/autotests/reference/test.markdown.ref
--- a/autotests/reference/test.markdown.ref
+++ b/autotests/reference/test.markdown.ref
@@ -352,8 +352,8 @@
 <Header H2>## Markdown</Header H2><br/>
 <Normal Text></Normal Text><br/>
 <Fenced Code>```markdown</Fenced Code><br/>
-<Normal Text>**bold** `code`</Normal Text><br/>
-<Normal Text>> quote</Normal Text><br/>
+<Strong Text>**bold**</Strong Text><Normal Text> </Normal Text><Code>`code`</Code><br/>
+<Blockquote>></Blockquote><Blockquote: Normal Text> quote</Blockquote: Normal Text><br/>
 <Normal Text></Normal Text><br/>
 <Fenced Code>```</Fenced Code><br/>
 <Normal Text></Normal Text><br/>
diff --git a/autotests/reference/test.ts.ref b/autotests/reference/test.ts.ref
--- a/autotests/reference/test.ts.ref
+++ b/autotests/reference/test.ts.ref
@@ -86,7 +86,7 @@
 <Normal Text></Normal Text><br/>
 <Comment>// Definite assignment operator</Comment><br/>
 <Reserved>class</Reserved><Normal Text> </Normal Text><Normal Text>Cl </Normal Text><Symbol>{</Symbol><br/>
-<Normal Text>    </Normal Text><Parameter>one</Parameter><Symbol>?:</Symbol><Normal Text> </Normal Text><Normal Text>string</Normal Text><Symbol>;</Symbol><br/>
+<Normal Text>    </Normal Text><Parameter>one</Parameter><Symbol>?:</Symbol><Normal Text> </Normal Text><Types>string</Types><Symbol>;</Symbol><br/>
 <Normal Text>    </Normal Text><Parameter>two</Parameter><Symbol>!</Symbol><Symbol>:</Symbol><Normal Text> </Normal Text><Types>string</Types><Symbol>;</Symbol><br/>
 <Symbol>}</Symbol><br/>
 <Reserved>let</Reserved><Normal Text> </Normal Text><Normal Text>x</Normal Text><Symbol>!</Symbol><Normal Text> </Normal Text><Symbol>=</Symbol><Normal Text> </Normal Text><Decimal>1</Decimal><Symbol>;</Symbol><Normal Text> </Normal Text><br/>
diff --git a/data/syntax/logcat.xml b/data/syntax/logcat.xml
--- a/data/syntax/logcat.xml
+++ b/data/syntax/logcat.xml
@@ -30,11 +30,11 @@
    WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   ==========================================================================================
 
-  Last update: March 07, 2019 (v3)
+  Last update: August 30, 2019 (v4)
 -->
 
 <language name="Logcat"
-          version="3"
+          version="4"
           kateversion="5.0"
           section="Other"
           extensions="*.logcat"
@@ -171,30 +171,24 @@
 		</contexts>
 
 		<itemDatas>
-			<!-- NOTE: [07-Mar-19, KF5.55.0] The use of underline="0", bold="0" and italic="0"
-			     does not work, therefore, some styles have been changed (see bug: #143399).
-			     Check this when the bug is corrected. -->
 			<itemData name="Normal Text" defStyleNum="dsNormal"  spellChecking="false" />
 			<itemData name="Comment"     defStyleNum="dsComment" italic="1" />
 			<itemData name="DateTime"    defStyleNum="dsComment" italic="0" underline="0" spellChecking="false" />
 
 			<itemData name="Verbose Tag"     defStyleNum="dsNormal"         bold="1" />
 			<itemData name="Verbose Message" defStyleNum="dsNormal"         bold="0" />
 			<itemData name="Debug Tag"       defStyleNum="dsAttribute"      bold="1" />
 			<itemData name="Debug Message"   defStyleNum="dsAttribute"      bold="0" />
-			<!-- Info: dsProcessor -->
-			<itemData name="Info Tag"        defStyleNum="dsOthers"         bold="1" />
-			<itemData name="Info Message"    defStyleNum="dsOthers"         bold="0" />
+			<itemData name="Info Tag"        defStyleNum="dsPreprocessor"   bold="1" />
+			<itemData name="Info Message"    defStyleNum="dsPreprocessor"   bold="0" />
 			<itemData name="Warning Tag"     defStyleNum="dsInformation"    bold="1" />
 			<itemData name="Warning Message" defStyleNum="dsInformation"    bold="0" />
 			<itemData name="Assert Tag"      defStyleNum="dsChar"           bold="1" />
 			<itemData name="Assert Message"  defStyleNum="dsChar"           bold="0" />
-			<!-- Silent: dsBuiltIn -->
-			<itemData name="Silent Tag"      defStyleNum="dsAnnotation"     bold="1" />
-			<itemData name="Silent Message"  defStyleNum="dsAnnotation"     bold="0" />
-			<!-- Error: dsError -->
-			<itemData name="Error Tag"       defStyleNum="dsWarning"        bold="1" underline="0" />
-			<itemData name="Error Message"   defStyleNum="dsWarning"        bold="0" underline="0" />
+			<itemData name="Silent Tag"      defStyleNum="dsBuiltIn"        bold="1" />
+			<itemData name="Silent Message"  defStyleNum="dsBuiltIn"        bold="0" />
+			<itemData name="Error Tag"       defStyleNum="dsError"          bold="1" underline="0" />
+			<itemData name="Error Message"   defStyleNum="dsError"          bold="0" underline="0" />
 			<itemData name="Fatal"           defStyleNum="dsAlert"          bold="1" />
 		</itemDatas>
 
diff --git a/data/syntax/markdown.xml b/data/syntax/markdown.xml
--- a/data/syntax/markdown.xml
+++ b/data/syntax/markdown.xml
@@ -46,20 +46,20 @@
 <!-- link in normal text -->
 <!ENTITY implicitlink "\b&startlink;[^&quot;&gt;\s`\)]*[^\s!&quot;&apos;`\(\)\*,\.:;&lt;&gt;\?~\]\}\\](?=[[:punct:]]*(?:[\s\)]|$))">
 <!-- references: [name], [name][id], [name][id] "title", [name](https://example.com) -->
-<!ENTITY refchar "[^\]]">
-<!ENTITY refname "[^\s\[\]]&refchar;*">
+<!ENTITY refchar "(?:\\.|[^\]\\])">
+<!ENTITY refname "(?:\\.|[^\s\[\]\\])&refchar;*">
 <!ENTITY reflinkid "\s*(?:&refname;)?">
-<!ENTITY reflinkidregex "(?:\s?\[&reflinkid;\]|\([^\(\)]*\))">
+<!ENTITY reflinkidregex "(?:\s?\[&reflinkid;\]|\((?:\\.|[^\(\)\\])*\))">
 <!ENTITY reflinkregex "\[(?:(?=\s*&refname;\])|\s+(?=\]))">
 <!-- target ref.: [id]: https://example.com "Title" -->
 <!ENTITY reflinktargetregex '\[\s*(?:&refname;|\s)\]\:\s+(?=\S)'>
 <!-- footnote: [^name] -->
 <!ENTITY footnoteregex "\[\^&refchar;+\]">
 <!-- image: ![title](https://example.com), ![title][id] -->
-<!ENTITY startinlineimage "\!\[[^\[\]]*\]\(">
-<!ENTITY endinlineimage "[^\(\)]*\)">
+<!ENTITY startinlineimage "\!\[(?:\\.|[^\[\]\\])*\]\(">
+<!ENTITY endinlineimage "(?:\\.|[^\(\)\\])*\)">
 <!ENTITY inlineimageregex "&startinlineimage;(?=&endinlineimage;)">
-<!ENTITY refimageregex "\!\[[^\[\]]*\]\[&reflinkid;\]">
+<!ENTITY refimageregex "\!\[(?:\\.|[^\[\]\\])*\]\[&reflinkid;\]">
 <!-- autolink & email: <https://example.com>, <example@kde.org>, <mailto:example@kde.org> -->
 <!ENTITY autolinkregex '&lt;&link;&gt;'>
 <!ENTITY email "[\-\.\w]+\@[\-a-z0-9]+(?:\.[\-a-z0-9]+)*\.[a-z]+">
@@ -88,7 +88,7 @@
 <!ENTITY checkbox "\[[ x]\](?=\s)">
 ]>
 
-<language name="Markdown" version="8" kateversion="5.53" section="Markup" extensions="*.md;*.mmd;*.markdown" priority="15" author="Darrin Yeager, Claes Holmerson" license="GPL,BSD">
+<language name="Markdown" version="9" kateversion="5.53" section="Markup" extensions="*.md;*.mmd;*.markdown" priority="15" author="Darrin Yeager, Claes Holmerson" license="GPL,BSD">
   <highlighting>
     <contexts>
       <!-- Start of the Markdown document: find metadata or code block -->
@@ -398,9 +398,9 @@
         <IncludeRules context="code"/>
         <IncludeRules context="##JSON" includeAttrib="true"/>
       </context>
-      <context attribute="Normal Text" lineEndContext="#stay" name="markdown-code">
+      <context attribute="Normal Text" lineEndContext="#stay" lineEmptyContext="find-code-block" name="markdown-code">
         <IncludeRules context="code"/>
-        <IncludeRules context="Start Document" includeAttrib="true"/>
+        <IncludeRules context="Normal Text"/>
       </context>
       <context attribute="Normal Text" lineEndContext="#stay" name="matlab-code">
         <IncludeRules context="code"/>
@@ -522,11 +522,13 @@
 
       <!-- References: [example][id], [example](http://example.com) -->
       <context name="find-reflink" attribute="Reference-Link Name" lineEndContext="#pop">
+        <Detect2Chars attribute="Reference-Link Name" char="\" char1="]"/>
         <RegExpr attribute="Reference-Link" context="#pop!find-reflink-id" String="\](?=&reflinkidregex;)"/> <!-- Find id -->
         <DetectChar attribute="Reference-Link" context="#pop" char="]"/>
         <!-- Image as link or reference -->
         <RegExpr attribute="Inline Image" context="inlineimage" String="&startinlineimage;(?=&endinlineimage;&refchar;*\])"/>
         <RegExpr attribute="Reference Image" String="&refimageregex;(?=&refchar;*\])"/>
+        <RegExpr attribute="Reference-Link Name" context="#stay" String="(?:\[(?:\\.|[^\[\]\\])*\](?:\\.|[^\[\]\\])*)+(?=\])" minimal="true"/>
       </context>
       <context name="find-reflink-id" attribute="Reference-Link" lineEndContext="#pop">
         <DetectSpaces />
@@ -536,17 +538,19 @@
         <DetectChar attribute="Reference-Link" context="#pop!reflink-inline-id" char="("/>
       </context>
       <context name="reflink-inline-id" attribute="Reference-Link" lineEndContext="#pop">
+        <Detect2Chars attribute="Reference-Link" char="\" char1=")"/>
         <DetectChar attribute="Reference-Link" context="#pop" char=")"/>
-        <RegExpr attribute="Reference-Link: Link" String="\b&startlink;[^&quot;&gt;\s\)]+"/>
+        <RegExpr attribute="Reference-Link: Link" String="\b&startlink;(?:\\.|[^&quot;&gt;\s\)\\])+"/>
         <RegExpr attribute="Reference-Link: Email" String="\b&email;\b"/>
       </context>
       <context name="reflink-id" attribute="Reference-Link ID" lineEndContext="#pop">
+        <Detect2Chars attribute="Reference-Link ID" char="\" char1="]"/>
         <DetectChar attribute="Reference-Link" context="#pop!reflink-title" char="]"/>
-        <RegExpr attribute="Reference-Link: Link" String="\b&startlink;[^&quot;&gt;\s\]]+"/>
+        <RegExpr attribute="Reference-Link: Link" String="\b&startlink;(?:\\.|[^&quot;&gt;\s\]\\])+"/>
       </context>
       <!-- [an example][id] "title" -->
       <context name="reflink-title" attribute="Normal Text" lineEndContext="#pop" fallthrough="true" fallthroughContext="#pop">
-        <RegExpr attribute="Reference-Link" context="#pop" String="\s+&quot;[^&quot;]*&quot;"/>
+        <RegExpr attribute="Reference-Link" context="#pop" String="\s+&quot;(?:\\.|[^&quot;\\])*&quot;"/>
       </context>
 
       <!-- Target Ref.: [foo]: http://example.com/  "Optional Title Here" -->
@@ -561,15 +565,16 @@
       </context>
       <context name="reflinktarget-title" attribute="Reference-Link Target" lineEndContext="#pop" fallthrough="true" fallthroughContext="#pop">
         <DetectSpaces attribute="Reference-Link Target"/>
-        <RangeDetect attribute="Reference-Link Target" context="#pop" char="&quot;" char1="&quot;"/>
-        <RangeDetect attribute="Reference-Link Target" context="#pop" char="&apos;" char1="&apos;"/>
-        <RangeDetect attribute="Reference-Link Target" context="#pop" char="(" char1=")"/>
+        <RegExpr attribute="Reference-Link Target" context="#pop" String="&quot;(?:\\.|[^&quot;\\])*&quot;"/>
+        <RegExpr attribute="Reference-Link Target" context="#pop" String="&apos;(?:\\.|[^&apos;\\])*&apos;"/>
+        <RegExpr attribute="Reference-Link Target" context="#pop" String="\((?:\\.|[^\)\\])*\)"/>
       </context>
 
       <!-- Image -->
       <context name="inlineimage" attribute="Inline Image" lineEndContext="#pop">
         <DetectChar attribute="Inline Image" context="#pop" char=")"/>
-        <RegExpr attribute="Inline Image: Link" String="\b&startlink;[^&quot;&gt;\s\)]+"/>
+        <Detect2Chars attribute="Inline Image" char="\" char1=")"/>
+        <RegExpr attribute="Inline Image: Link" String="\b&startlink;(?:\\.|[^&quot;&gt;\s\)\\])+"/>
       </context>
     </contexts>
     <itemDatas>
@@ -622,7 +627,7 @@
       <itemData name="Reference Image" defStyleNum="dsAlert" italic="false" bold="false"/>
       <itemData name="Inline Image: Link" defStyleNum="dsAlert" italic="false" bold="false" underline="true"/>
       <itemData name="Metadata Title" defStyleNum="dsAnnotation"/>
-      <itemData name="Metadata" defStyleNum="dsComment"/>
+      <itemData name="Metadata" defStyleNum="dsComment" italic="0"/>
       <itemData name="Backslash Escape" defStyleNum="dsSpecialChar" spellChecking="false"/>
       <itemData name="EntityRef" defStyleNum="dsDecVal" spellChecking="false"/>
     </itemDatas>
diff --git a/data/syntax/typescript-react.xml b/data/syntax/typescript-react.xml
--- a/data/syntax/typescript-react.xml
+++ b/data/syntax/typescript-react.xml
@@ -38,6 +38,7 @@
     available at: https://github.com/Microsoft/TypeScript-TmLanguage
 
     Change log:
+     * v4 [2019-08-30]: Adapt to version 5 of "typescript.xml".
      * v4 [2019-07-16]: Adapt to version 4 of "typescript.xml".
      * v3 [2019-02-20]: Don't highlight tags within declarations of
                         types, variables, classes and interfaces.
@@ -50,7 +51,7 @@
      * v1 [2018-11-18]: Initial version
 -->
 
-<language name="TypeScript React" version="4" kateversion="5.53" section="Scripts" indenter="cstyle"
+<language name="TypeScript React" version="5" kateversion="5.53" section="Scripts" indenter="cstyle"
           priority="8" extensions="*.tsx" mimetype="text/tsx;text/x-tsx;application/tsx;application/x-tsx;"
           author="Nibaldo González (nibgonz@gmail.com)" license="MIT">
 
@@ -80,7 +81,7 @@
 			<RegExpr context="TypesAngleBracket" attribute="Symbol" String="&lt;(?=(&identifier;|[\[\{\(&lt;]).*&gt;)" />
 			<DetectChar context="#stay" attribute="Symbol" char="[" beginRegion="List" />
 			<DetectChar context="NoRegExp" attribute="Symbol" char="]" endRegion="List" />
-			<RegExpr context="ConditionalExpression" attribute="Symbol" String="\?(?=.*\:)" />
+			<RegExpr context="ConditionalExpression" attribute="Symbol" String="\?(?=.*&identifier;\s*\:)" />
 		</context>
 
 		<context name="Object" attribute="Normal Text" lineEndContext="#stay">
diff --git a/data/syntax/typescript.xml b/data/syntax/typescript.xml
--- a/data/syntax/typescript.xml
+++ b/data/syntax/typescript.xml
@@ -39,6 +39,7 @@
     incorporate these keywords (for example: "qml.xml").
 
     Change log:
+     * v5 [2019-08-30]: Avoid that ?: be used as conditional expressions.
      * v4 [2019-07-16]: Fixed highlighting of keywords before ":" in conditional expressions.
      * v3 [2019-02-18]: Add support to bigint and the "is" keyword.
                         Fixes keyword delimiters. Don't highlight regex
@@ -49,7 +50,7 @@
 -->
 
 <language name="TypeScript"
-          version="4"
+          version="5"
           kateversion="5.53"
           section="Scripts"
           extensions="*.ts"
@@ -1704,7 +1705,8 @@
 			<DetectChar context="Object" attribute="Symbol" char="{" beginRegion="Brace" />
 			<DetectChar context="#stay" attribute="Symbol" char="[" beginRegion="List" />
 			<DetectChar context="NoRegExp" attribute="Symbol" char="]" endRegion="List" />
-			<RegExpr context="ConditionalExpression" attribute="Symbol" String="\?(?=.*\:)" />
+			<!-- NOTE: Avoid highlighting identifier?: string, -->
+			<RegExpr context="ConditionalExpression" attribute="Symbol" String="\?(?=.*&identifier;\s*\:)" />
 			<DetectChar context="#stay" attribute="Symbol" char="?" /> <!-- Fix of conditional expression from the JavaScript highlighting -->
 
 			<!-- Highlight types after ":" and between "<" and ">" -->
@@ -1729,6 +1731,7 @@
 		<!-- Highlight keywords before ":" in conditional expressions. -->
 		<context name="ConditionalExpression" attribute="Normal Text" lineEndContext="#pop">
 			<DetectChar context="#pop" attribute="Symbol" char=":" />
+			<DetectChar context="#stay" attribute="Symbol" char="?" />
 
 			<!-- Keywords -->
 			<WordDetect context="#stay" attribute="Reserved" String="type" />