diff --git a/dnsapi/dns_lexicon.sh b/dnsapi/dns_lexicon.sh
new file mode 100644
index 0000000..b5cb8a0
--- /dev/null
+++ b/dnsapi/dns_lexicon.sh
@@ -0,0 +1,109 @@
+#!/usr/bin/env sh
+
+# dns api wrapper of lexicon for acme.sh
+
+lexicon_url="https://github.com/AnalogJ/lexicon"
+lexicon_cmd="lexicon"
+
+wiki="https://github.com/Neilpang/acme.sh/wiki/How-to-use-lexicon-dns-api"
+
+########  Public functions #####################
+
+#Usage: add   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_lexicon_add() {
+  fulldomain=$1
+  txtvalue=$2
+  
+  domain=$(printf "$fulldomain" | cut -d . -f 2-999)
+  
+  if ! _exists $lexicon_cmd ; then
+    _err "Please install $lexicon_cmd first: $wiki"
+    return 1
+  fi
+  
+  if [ -z "$PROVIDER" ] ; then
+    _err "Please define env PROVIDER first: $wiki"
+    return 1
+  fi
+
+  _savedomainconf PROVIDER "$PROVIDER"
+  export PROVIDER
+
+  Lx_name=$(echo LEXICON_${PROVIDER}_USERNAME |  tr [a-z] [A-Z])
+  eval Lx_name_v="\$$Lx_name"
+  _debug "$Lx_name" "$Lx_name_v"
+  if [ "$Lx_name_v" ] ; then
+    _saveaccountconf $Lx_name "$Lx_name_v"
+    export "$Lx_name"
+  fi
+  
+  Lx_token=$(echo LEXICON_${PROVIDER}_TOKEN |  tr [a-z] [A-Z])
+  eval Lx_token_v="\$$Lx_token"
+  _debug "$Lx_token" "$Lx_token_v"
+  if [ "$Lx_token_v" ] ; then
+    _saveaccountconf $Lx_token "$Lx_token_v"
+    export "$Lx_token"
+  fi
+  
+  Lx_password=$(echo LEXICON_${PROVIDER}_PASSWORD |  tr [a-z] [A-Z])
+  eval Lx_password_v="\$$Lx_password"
+  _debug "$Lx_password" "$Lx_password_v"
+  if [ "$Lx_password_v" ] ; then
+    _saveaccountconf $Lx_password "$Lx_password_v"
+    export "$Lx_password"
+  fi
+  
+  Lx_domaintoken=$(echo LEXICON_${PROVIDER}_DOMAINTOKEN |  tr [a-z] [A-Z])
+  eval Lx_domaintoken_v="\$$Lx_domaintoken"
+  _debug "$Lx_domaintoken" "$Lx_domaintoken_v"
+  if [ "$Lx_domaintoken_v" ] ; then
+    export "$Lx_domaintoken"
+    _saveaccountconf $Lx_domaintoken "$Lx_domaintoken_v"
+  fi
+
+  $lexicon_cmd "$PROVIDER" create ${domain} TXT --name="_acme-challenge.${domain}." --content="${txtvalue}"
+
+}
+
+
+
+
+
+
+
+
+####################  Private functions bellow ##################################
+
+_info() {
+  if [[ -z "$2" ]] ; then
+    echo "[$(date)] $1"
+  else
+    echo "[$(date)] $1"="'$2'"
+  fi
+}
+
+_err() {
+  _info "$@" >&2
+  return 1
+}
+
+_debug() {
+  if [[ -z "$DEBUG" ]] ; then
+    return
+  fi
+  _err "$@"
+  return 0
+}
+
+_debug2() {
+  if [[ "$DEBUG" -ge "2" ]] ; then
+    _debug "$@"
+  fi
+  return
+}
+
+
+
+
+####################  Private functions bellow ##################################
+