diff --git a/.github/workflows/build-pdf.yml b/.github/workflows/build-pdf.yml
index 772d818..4969d24 100644
--- a/.github/workflows/build-pdf.yml
+++ b/.github/workflows/build-pdf.yml
@@ -1,5 +1,5 @@
 name: Build template
-on: push
+on: [push, pull_request]
 
 jobs:
   build-template:
diff --git a/moderncv.cls b/moderncv.cls
index 2ec6a73..f5822ab 100644
--- a/moderncv.cls
+++ b/moderncv.cls
@@ -249,6 +249,10 @@
 % where the <city> and <country> arguments can be omitted or provided empty
 \NewDocumentCommand{\address}{mG{}G{}}{\def\@addressstreet{#1}\def\@addresscity{#2}\def\@addresscountry{#3}}
 
+% defines one's birthday (optional)
+% usage: \born{date, place}
+\newcommand*{\born}[1]{\def\@born{#1}}
+
 % defines one's email (optional)
 % usage: \email{<email adress>}
 \newcommand*{\email}[1]{\def\@email{#1}}
@@ -281,16 +285,19 @@
     {%
       \ifthenelse{\equal{#1}{linkedin}}     {\collectionadd[linkedin]{socials}     {\protect\httpslink[#3]{www.linkedin.com/in/#3}}}               {}%
       \ifthenelse{\equal{#1}{xing}}         {\collectionadd[xing]{socials}         {\protect\httpslink[#3]{www.xing.com/profile/#3}}}              {}%
-      \ifthenelse{\equal{#1}{twitter}}      {\collectionadd[twitter]{socials}      {\protect\httpslink[#3]{www.twitter.com/#3}}}                   {}%
-      \ifthenelse{\equal{#1}{github}}       {\collectionadd[github]{socials}       {\protect\httpslink[#3]{www.github.com/#3}}}                    {}%
-      \ifthenelse{\equal{#1}{gitlab}}       {\collectionadd[gitlab]{socials}       {\protect\httpslink[#3]{www.gitlab.com/#3}}}                    {}%
+      \ifthenelse{\equal{#1}{twitter}}      {\collectionadd[twitter]{socials}      {\protect\httpslink[#3]{twitter.com/#3}}}                       {}%
+      \ifthenelse{\equal{#1}{github}}       {\collectionadd[github]{socials}       {\protect\httpslink[#3]{github.com/#3}}}                        {}%
+      \ifthenelse{\equal{#1}{gitlab}}       {\collectionadd[gitlab]{socials}       {\protect\httpslink[#3]{gitlab.com/#3}}}                        {}%
       \ifthenelse{\equal{#1}{stackoverflow}}{\collectionadd[stackoverflow]{socials}{\protect\httpslink[#3]{stackoverflow.com/users/#3}}}           {}%
-      \ifthenelse{\equal{#1}{bitbucket}}    {\collectionadd[bitbucket]{socials}    {\protect\httpslink[#3]{www.bitbucket.org/#3}}}                 {}%
+      \ifthenelse{\equal{#1}{bitbucket}}    {\collectionadd[bitbucket]{socials}    {\protect\httpslink[#3]{bitbucket.org/#3}}}                     {}%
       \ifthenelse{\equal{#1}{skype}}        {\collectionadd[skype]{socials}        {#3}}                                                           {}%
       \ifthenelse{\equal{#1}{orcid}}        {\collectionadd[orcid]{socials}        {\protect\httpslink[#3]{orcid.org/#3}}}                         {}%
       \ifthenelse{\equal{#1}{researchgate}} {\collectionadd[researchgate]{socials} {\protect\httpslink[#3]{www.researchgate.net/profile/#3}}}      {}%
       \ifthenelse{\equal{#1}{researcherid}} {\collectionadd[researcherid]{socials} {\protect\httpslink[#3]{www.researcherid.com/rid/#3}}}          {}%
       \ifthenelse{\equal{#1}{telegram}}     {\collectionadd[telegram]{socials}     {\protect\httpslink[#3]{t.me/#3}}}                              {}%
+      \ifthenelse{\equal{#1}{whatsapp}}     {\collectionadd[whatsapp]{socials}     {\protect\httpslink[#3]{wa.me/#3}}}                             {}%
+      \ifthenelse{\equal{#1}{signal}}       {\collectionadd[signal]{socials}       {#3}}                                                           {}%
+      \ifthenelse{\equal{#1}{matrix}}       {\collectionadd[matrix]{socials}       {\httpslink[#3]{matrix.to/\#/#3}}}                              {}%
       \ifthenelse{\equal{#1}{googlescholar}}{\collectionadd[googlescholar]{socials}{\protect\httpslink[#3]{scholar.google.com/citations?user=#3}}} {}%                        {}%
       }
     {\collectionadd[#1]{socials}{\protect\httpslink[#3]{#2}}}}%
@@ -323,6 +330,7 @@
 % other symbols
 \newcommand*{\listitemsymbol}           {\labelitemi~}
 \newcommand*{\addresssymbol}            {}
+\newcommand*{\bornsymbol}               {}
 \newcommand*{\mobilephonesymbol}        {}
 \newcommand*{\fixedphonesymbol}         {}
 \newcommand*{\faxphonesymbol}           {}
@@ -341,6 +349,9 @@
 \newcommand*{\researcheridsocialsymbol} {}
 \newcommand*{\googlescholarsocialsymbol}{}
 \newcommand*{\telegramsocialsymbol}     {}
+\newcommand*{\whatsappsocialsymbol}     {}
+\newcommand*{\matrixsocialsymbol}       {}
+\newcommand*{\signalsocialsymbol}       {}
 
 % other
 %------
@@ -379,7 +390,7 @@
 % usage: \moderncvfoot[<optional foot option>]{<foot variant number>}
 \newcommand*{\moderncvfoot}[2][]{%
   \@loadmoderncvpackage[#1]{foot}{#2}}
-  
+
 % loads a color scheme
 % usage: \moderncvcolor{<color scheme name>}
 \newcommand*{\moderncvcolor}[1]{%
@@ -583,8 +594,8 @@
 \newcommand*{\emaillink}[2][]{%
   \ifthenelse{\equal{#1}{}}%
     {\href{mailto:#2}{#2}}%
-    
     {\href{mailto:#2}{\detokenize{#1}}}}
+
 % makes a tel hyperlink
 % usage: \tellink[optional text]{link}
 \newcommand*{\tellink}[2][]{%
diff --git a/moderncvfooti.sty b/moderncvfooti.sty
index 6491dcf..22028cb 100644
--- a/moderncvfooti.sty
+++ b/moderncvfooti.sty
@@ -85,6 +85,7 @@
           \ifthenelse{\equal{\@addresscity}{}}{}{\addtofoot[~--~]{\@addresscity}}% if \addresstreet is defined, \addresscity and \addresscountry will always be defined but could be empty
           \ifthenelse{\equal{\@addresscountry}{}}{}{\addtofoot[~--~]{\@addresscountry}}%
           \flushfoot\@firstfootelementtrue\\}%
+        \ifthenelse{\isundefined{\@born}}{}{\addtofoot{\bornsymbol\@born}\flushfoot\@firstfootelementtrue\\}%
         \collectionloop{phones}{% the key holds the phone type (=symbol command prefix), the item holds the number
           \addtofoot{\csname\collectionloopkey phonesymbol\endcsname\collectionloopitem}}%
         \ifthenelse{\isundefined{\@email}}{}{\addtofoot{\emailsymbol\emaillink{\@email}}}%
@@ -116,6 +117,7 @@
           \ifthenelse{\equal{\@addresscity}{}}{}{\addtofoot[~--~]{\@addresscity}}% if \addresstreet is defined, \addresscity and addresscountry will always be defined but could be empty
           \ifthenelse{\equal{\@addresscountry}{}}{}{\addtofoot[~--~]{\@addresscountry}}%
           \flushfoot\@firstfootelementtrue\\}%
+        \ifthenelse{\isundefined{\@born}}{}{\addtofoot{\bornsymbol\@born}\flushfoot\@firstfootelementtrue\\}%
         \collectionloop{phones}{% the key holds the phone type (=symbol command prefix), the item holds the number
           \addtofoot{\csname\collectionloopkey phonesymbol\endcsname\collectionloopitem}}%
         \ifthenelse{\isundefined{\@email}}{}{\addtofoot{\emailsymbol\emaillink{\@email}}}%
diff --git a/moderncvheadi.sty b/moderncvheadi.sty
index c0496dc..550b139 100644
--- a/moderncvheadi.sty
+++ b/moderncvheadi.sty
@@ -80,6 +80,7 @@
         \ifthenelse{\isundefined{\@addressstreet}}{}{\makenewline\addresssymbol\@addressstreet%
           \ifthenelse{\equal{\@addresscity}{}}{}{\makenewline\@addresscity}% if \addresstreet is defined, \addresscity and addresscountry will always be defined but could be empty
           \ifthenelse{\equal{\@addresscountry}{}}{}{\makenewline\@addresscountry}}%
+        \ifthenelse{\isundefined{\@born}}{}{\makenewline\bornsymbol\@born}%
         \phonesdetails% needs to be pre-rendered as loops and tabulars seem to conflict
         \ifthenelse{\isundefined{\@email}}{}{\makenewline\emailsymbol\emaillink{\@email}}%
         \ifthenelse{\isundefined{\@homepage}}{}{\makenewline\homepagesymbol\httpslink{\@homepage}}%
diff --git a/moderncvheadii.sty b/moderncvheadii.sty
index cfd492e..53b89cd 100644
--- a/moderncvheadii.sty
+++ b/moderncvheadii.sty
@@ -140,6 +140,7 @@
       \ifthenelse{\equal{\@addresscity}{}}{}{\addtomakeheaddetails[~--~]{\@addresscity}}% if \addresstreet is defined, \addresscity and \addresscountry will always be defined but could be empty
       \ifthenelse{\equal{\@addresscountry}{}}{}{\addtomakeheaddetails[~--~]{\@addresscountry}}%
         \flushmakeheaddetails\@firstmakeheaddetailselementtrue\\\null}%
+    \ifthenelse{\isundefined{\@born}}{}{\addtomakeheaddetails{\bornsymbol\@born}}%
     \collectionloop{phones}{% the key holds the phone type (=symbol command prefix), the item holds the number
       \addtomakeheaddetails{\csname\collectionloopkey phonesymbol\endcsname\collectionloopitem}}%
     \ifthenelse{\isundefined{\@email}}{}{\addtomakeheaddetails{\emailsymbol\emaillink{\@email}}}%
diff --git a/moderncvheadiii.sty b/moderncvheadiii.sty
index 995c896..0d9ed12 100644
--- a/moderncvheadiii.sty
+++ b/moderncvheadiii.sty
@@ -93,6 +93,7 @@
         \ifthenelse{\equal{\@addresscity}{}}{}{\addtomakeheaddetails[~--~]{\@addresscity}}% if \addresstreet is defined, \addresscity and \addresscountry will always be defined but could be empty
         \ifthenelse{\equal{\@addresscountry}{}}{}{\addtomakeheaddetails[~--~]{\@addresscountry}}%
         \flushmakeheaddetails\@firstmakeheaddetailselementtrue\\\null}%
+      \ifthenelse{\isundefined{\@born}}{}{\addtomakeheaddetails{\bornsymbol\@born}}%
       \collectionloop{phones}{% the key holds the phone type (=symbol command prefix), the item holds the number
         \addtomakeheaddetails{\csname\collectionloopkey phonesymbol\endcsname\collectionloopitem}}%
       \ifthenelse{\isundefined{\@email}}{}{\addtomakeheaddetails{\emailsymbol\emaillink{\@email}}}%
diff --git a/moderncvheadiv.sty b/moderncvheadiv.sty
index adfed26..8891922 100644
--- a/moderncvheadiv.sty
+++ b/moderncvheadiv.sty
@@ -109,6 +109,7 @@
       \ifthenelse{\isundefined{\@addressstreet}}{}{\makenewline\addresssymbol\@addressstreet%
         \ifthenelse{\equal{\@addresscity}{}}{}{\makenewline\@addresscity}% if \addresstreet is defined, \addresscity and \addresscountry will always be defined but could be empty
         \ifthenelse{\equal{\@addresscountry}{}}{}{\makenewline\@addresscountry}}%
+      \ifthenelse{\isundefined{\@born}}{}{\makenewline\hbox to 1.0em{\bornsymbol}~\@born}%
       \collectionloop{phones}{% the key holds the phone type (=symbol command prefix), the item holds the number
         \makenewline\hbox to 1.0em{\csname\collectionloopkey phonesymbol\endcsname}~\collectionloopitem}%
       \ifthenelse{\isundefined{\@email}}{}{\makenewline\hbox to 1.0em{\emailsymbol}~\emaillink{\@email}}%
diff --git a/moderncvheadv.sty b/moderncvheadv.sty
index 70a6a55..6b8bd6b 100644
--- a/moderncvheadv.sty
+++ b/moderncvheadv.sty
@@ -81,6 +81,7 @@
         \ifthenelse{\isundefined{\@addressstreet}}{}{\makenewline\addresssymbol\@addressstreet%
           \ifthenelse{\equal{\@addresscity}{}}{}{\makenewline\@addresscity}% if \addresstreet is defined, \addresscity and \addresscountry will always be defined but could be empty
           \ifthenelse{\equal{\@addresscountry}{}}{}{\makenewline\@addresscountry}}%
+        \ifthenelse{\isundefined{\@born}}{}{\makenewline\bornsymbol~\@born}%
         \collectionloop{phones}{% the key holds the phone type (=symbol command prefix), the item holds the number
           \makenewline\csname\collectionloopkey phonesymbol\endcsname~\collectionloopitem}%
         \ifthenelse{\isundefined{\@email}}{}{\makenewline\emailsymbol~\emaillink{\@email}}%
diff --git a/moderncvheadvi.sty b/moderncvheadvi.sty
index 2466a1b..6d5b2e0 100644
--- a/moderncvheadvi.sty
+++ b/moderncvheadvi.sty
@@ -114,6 +114,7 @@
       \ifthenelse{\equal{\@addresscity}{}}{}{\addtomakeheaddetails[~--~]{\@addresscity}}% if \addresstreet is defined, \addresscity and \addresscountry will always be defined but could be empty
       \ifthenelse{\equal{\@addresscountry}{}}{}{\addtomakeheaddetails[~--~]{\@addresscountry}}%
         \flushmakeheaddetails\@firstmakeheaddetailselementtrue\\\null}%
+    \ifthenelse{\isundefined{\@born}}{}{\addtomakeheaddetails{\bornsymbol\@born}}%
     \collectionloop{phones}{% the key holds the phone type (=symbol command prefix), the item holds the number
       \addtomakeheaddetails{\csname\collectionloopkey phonesymbol\endcsname\collectionloopitem}}%
     \ifthenelse{\isundefined{\@email}}{}{\addtomakeheaddetails{\emailsymbol\emaillink{\@email}}}%
diff --git a/moderncviconsawesome.sty b/moderncviconsawesome.sty
index 374d982..764d3b0 100644
--- a/moderncviconsawesome.sty
+++ b/moderncviconsawesome.sty
@@ -29,6 +29,7 @@
 %\renewcommand*{\labelitemiii}        {\strut\textcolor{color1}{\rmfamily\textperiodcentered}}% no change from default in moderncv.cls
 %\renewcommand*{\labelitemiv}         {\labelitemiii}                                         % no change from default in moderncv.cls
 
+
 \renewcommand*{\addresssymbol}            {}
 \renewcommand*{\mobilephonesymbol}        {{\small\faMobile}~}
 \renewcommand*{\fixedphonesymbol}         {{\small\faPhone}~}
@@ -48,6 +49,11 @@
 \renewcommand*{\researcheridsocialsymbol} {{\small\aiResearcherID}~}       % alternative: \aiResearcherIDSquare 
 \renewcommand*{\telegramsocialsymbol}     {{\small\faTelegram}~}
 \renewcommand*{\googlescholarsocialsymbol}{{\small\aiGoogleScholar}~}
+\renewcommand*{\telegramsocialsymbol}     {{\small\faTelegram}~}
+\renewcommand*{\whatsappsocialsymbol}     {{\small\faWhatsapp}~}
+\renewcommand*{\signalsocialsymbol}       {}
+\renewcommand*{\matrixsocialsymbol}       {}
+\renewcommand*{\bornsymbol}               {{\small\faAsterisk}~}
 
 \endinput
 
diff --git a/moderncviconsletters.sty b/moderncviconsletters.sty
index 3b91204..28f8fa9 100644
--- a/moderncviconsletters.sty
+++ b/moderncviconsletters.sty
@@ -52,7 +52,11 @@
 \renewcommand*{\researchgatesocialsymbol} {\textbf{rg}~}
 \renewcommand*{\researcheridsocialsymbol} {\textbf{ri}~}
 \renewcommand*{\telegramsocialsymbol}     {\textbf{tg}~}
+\renewcommand*{\whatsappsocialsymbol}     {\textbf{wa}~}
+\renewcommand*{\signalsocialsymbol}       {\textbf{si}~}
+\renewcommand*{\matrixsocialsymbol}       {\textbf{ma}~}
 \renewcommand*{\googlescholarsocialsymbol}{\textbf{gs}~}
+\renewcommand*{\bornsymbol}               {\textbf{B}~}
 
 \renewcommand*{\listitemsymbol}      {\labelitemi~}
 
diff --git a/moderncviconsmarvosym.sty b/moderncviconsmarvosym.sty
index edd47e4..f847232 100644
--- a/moderncviconsmarvosym.sty
+++ b/moderncviconsmarvosym.sty
@@ -227,6 +227,9 @@
 \renewcommand*{\stackoverflowsocialsymbol}{}
 \renewcommand*{\googlescholarsocialsymbol}{}
 \renewcommand*{\telegramsocialsymbol}{}
+\renewcommand*{\whatsappsocialsymbol}{}
+\renewcommand*{\signalsocialsymbol}{}
+\renewcommand*{\matrixsocialsymbol}{}
 \renewcommand*{\orcidsocialsymbol}{}
 \renewcommand*{\researchgatesocialsymbol}{}
 \renewcommand*{\researcheridsocialsymbol}{}
@@ -238,7 +241,7 @@
         \protect\path[fill=color2,even odd rule]
           (487.6550,288.9690) .. controls (489.0610,278.5690) and (489.8700,267.9960) ..
           (489.8700,257.2330) .. controls (489.8700,128.0770) and (384.5990,23.3610) ..
-          (254.7670,23.3610) .. controls (241.8630,23.3610) and (229.2120,24.4210) .. 
+          (254.7670,23.3610) .. controls (241.8630,23.3610) and (229.2120,24.4210) ..
           (216.9010,26.4410) .. controls (194.8280,12.0570) and (168.5590,3.6740) ..
           (140.2880,3.6740) .. controls (62.7660,3.6740) and (0.0000,66.4820) ..
           (0.0000,143.9800) .. controls (0.0000,172.1780) and (8.2990,198.3740) ..
@@ -264,6 +267,7 @@
       \protect\end{scope}%
     \protect\end{tikzpicture}}%
   ~}
+  \renewcommand*{\bornsymbol}{}
 
 
 \endinput
diff --git a/template.tex b/template.tex
index 98f556e..6b2c3ec 100644
--- a/template.tex
+++ b/template.tex
@@ -26,6 +26,7 @@
 % personal data
 \name{John}{Doe}
 \title{Résumé title}                               % optional, remove / comment the line if not wanted
+\born{4 July 1776}                                 % optional, remove / comment the line if not wanted
 \address{street and number}{postcode city}{country}% optional, remove / comment the line if not wanted; the "postcode city" and "country" arguments can be omitted or provided empty
 \phone[mobile]{+1~(234)~567~890}                   % optional, remove / comment the line if not wanted; the optional "type" of the phone can be "mobile" (default), "fixed" or "fax"
 \phone[fixed]{+2~(345)~678~901}
@@ -35,7 +36,7 @@
 
 % Social icons
 \social[linkedin]{john.doe}                        % optional, remove / comment the line if not wanted
-\social[xing]{john\_doe}                           % optional, remove / comment the line if not wanted
+\social[xing]{john_doe}                           % optional, remove / comment the line if not wanted
 \social[twitter]{jdoe}                             % optional, remove / comment the line if not wanted
 \social[github]{jdoe}                              % optional, remove / comment the line if not wanted
 \social[gitlab]{jdoe}                              % optional, remove / comment the line if not wanted
@@ -46,7 +47,10 @@
 \social[researchgate]{jdoe}                        % optional, remove / comment the line if not wanted
 \social[researcherid]{jdoe}                        % optional, remove / comment the line if not wanted
 \social[telegram]{jdoe}                            % optional, remove / comment the line if not wanted
-\social[googlescholar]{googlescholarid}                % optional, remove / comment the line if not wanted
+\social[whatsapp]{12345678901}                     % optional, remove / comment the line if not wanted
+\social[signal]{12345678901}                       % optional, remove / comment the line if not wanted
+\social[matrix]{@johndoe:matrix.org}               % optional, remove / comment the line if not wanted
+\social[googlescholar]{googlescholarid}            % optional, remove / comment the line if not wanted
 
 
 \extrainfo{additional information}                 % optional, remove / comment the line if not wanted