diff --git a/README.md b/README.md
index 6f2e985..a12d26c 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,2 @@
 # multiserver_converter
-MT to multiserver SQLite3 auth database converter
+MT to multiserver auth database converter
diff --git a/converter.go b/converter.go
index 15c3871..b1acb6b 100644
--- a/converter.go
+++ b/converter.go
@@ -3,9 +3,7 @@ multiserver_converter is a utility designed to convert MT authentication
 databases to the multiserver authentication database scheme
 
 Usage:
-	multiserver_converter <in> <out>
-where in is the path to the MT auth database
-and out is the desired path to the newly created database
+	multiserver_converter <sqlite3 <in> <out> | psql <in_db> <in_user> <in_password> <in_host> <in_port> <out_db> <out_user> <out_password> <out_host> <out_port>>
 */
 package main
 
@@ -14,11 +12,13 @@ import (
 	"errors"
 	"fmt"
 	"os"
+	"strconv"
 
+	_ "github.com/lib/pq"
 	_ "github.com/mattn/go-sqlite3"
 )
 
-func convertDB(in, out string) error {
+func convertSQLite3(in, out string) error {
 	db, err := sql.Open("sqlite3", in)
 	if err != nil {
 		return err
@@ -31,19 +31,18 @@ func convertDB(in, out string) error {
 	}
 	defer db2.Close()
 
-	if _, err := db2.Exec(`
-	CREATE TABLE auth (
-		name VARCHAR(32) NOT NULL,
-		password VARCHAR(512) NOT NULL
-	);
-	CREATE TABLE privileges (
-		name VARCHAR(32) NOT NULL,
-		privileges VARCHAR(1024)
-	);
-	CREATE TABLE ban (
-		addr VARCHAR(39) NOT NULL,
-		name VARCHAR(32) NOT NULL
-	);`); err != nil {
+	if _, err := db2.Exec(`CREATE TABLE auth (
+	name VARCHAR(32) PRIMARY KEY NOT NULL,
+	password VARCHAR(512) NOT NULL
+);
+CREATE TABLE privileges (
+	name VARCHAR(32) PRIMARY KEY NOT NULL,
+	privileges VARCHAR(1024)
+);
+CREATE TABLE ban (
+	addr VARCHAR(39) PRIMARY KEY NOT NULL,
+	name VARCHAR(32) NOT NULL
+);`); err != nil {
 		return err
 	}
 
@@ -52,8 +51,7 @@ func convertDB(in, out string) error {
 	for {
 		var name, password string
 
-		err := result.Scan(&name, &password)
-		if err != nil {
+		if err := result.Scan(&name, &password); err != nil {
 			if errors.Is(err, sql.ErrNoRows) {
 				break
 			}
@@ -62,11 +60,69 @@ func convertDB(in, out string) error {
 		}
 
 		_, err = db2.Exec(`INSERT INTO auth (
-			name, password
-		) VALUES (
-			?,
-			?
-		);`, name, password)
+	name, password
+) VALUES (
+	?,
+	?
+);`, name, password)
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func convertPSQL(inDB, inUser, inPassword, inHost string, inPort int, outDB, outUser, outPassword, outHost string, outPort int) error {
+	inConn := fmt.Sprintf("host=%s port=%d user=%s password=%s dbname=%s sslmode=disable", inHost, inPort, inUser, inPassword, inDB)
+	outConn := fmt.Sprintf("host=%s port=%d user=%s password=%s dbname=%s sslmode=disable", outHost, outPort, outUser, outPassword, outDB)
+
+	db, err := sql.Open("postgres", inConn)
+	if err != nil {
+		return err
+	}
+	defer db.Close()
+
+	db2, err := sql.Open("postgres", outConn)
+	if err != nil {
+		return err
+	}
+	defer db2.Close()
+
+	if _, err := db2.Exec(`CREATE TABLE auth (
+	name VARCHAR(32) PRIMARY KEY NOT NULL,
+	password VARCHAR(512) NOT NULL
+);
+CREATE TABLE privileges (
+	name VARCHAR(32) PRIMARY KEY NOT NULL,
+	privileges VARCHAR(1024)
+);
+CREATE TABLE ban (
+	addr VARCHAR(39) PRIMARY KEY NOT NULL,
+	name VARCHAR(32) NOT NULL
+);`); err != nil {
+		return err
+	}
+
+	result := db.QueryRow("SELECT name, password FROM auth;")
+
+	for {
+		var name, password string
+
+		if err := result.Scan(&name, &password); err != nil {
+			if errors.Is(err, sql.ErrNoRows) {
+				break
+			}
+
+			return err
+		}
+
+		_, err = db2.Exec(`INSERT INTO auth (
+	name, password
+) VALUES (
+	$1,
+	$2
+);`, name, password)
 		if err != nil {
 			return err
 		}
@@ -76,14 +132,44 @@ func convertDB(in, out string) error {
 }
 
 func main() {
-	if len(os.Args) != 3 {
-		fmt.Println("Usage: multiserver_converter <in> <out>")
+	if len(os.Args) < 4 {
+		fmt.Println("Usage: multiserver_converter <sqlite3 <in> <out> | psql <in_db> <in_user> <in_password> <in_host> <in_port> <out_db> <out_user> <out_password> <out_host> <out_port>>")
 		os.Exit(1)
 	}
 
-	if err := convertDB(os.Args[1], os.Args[2]); err != nil {
-		fmt.Println(err)
-		os.Exit(1)
+	switch os.Args[1] {
+	case "sqlite3":
+		if len(os.Args) != 4 {
+			fmt.Println("Usage: multiserver_converter <sqlite3 <in> <out> | psql <in_db> <in_user> <in_password> <in_host> <in_port> <out_db> <out_user> <out_password> <out_host> <out_port>>")
+			os.Exit(1)
+		}
+
+		if err := convertSQLite3(os.Args[2], os.Args[3]); err != nil {
+			fmt.Println(err)
+			os.Exit(1)
+		}
+	case "psql":
+		if len(os.Args) != 12 {
+			fmt.Println("Usage: multiserver_converter <sqlite3 <in> <out> | psql <in_db> <in_user> <in_password> <in_host> <in_port> <out_db> <out_user> <out_password> <out_host> <out_port>>")
+			os.Exit(1)
+		}
+
+		inPort, err := strconv.Atoi(os.Args[6])
+		if err != nil {
+			fmt.Println(err)
+			os.Exit(1)
+		}
+
+		outPort, err := strconv.Atoi(os.Args[11])
+		if err != nil {
+			fmt.Println(err)
+			os.Exit(1)
+		}
+
+		if err := convertPSQL(os.Args[2], os.Args[3], os.Args[4], os.Args[5], inPort, os.Args[7], os.Args[8], os.Args[9], os.Args[10], outPort); err != nil {
+			fmt.Println(err)
+			os.Exit(1)
+		}
 	}
 
 	fmt.Println("Database converted successfully")
diff --git a/go.mod b/go.mod
index 6abfaef..7907a5e 100644
--- a/go.mod
+++ b/go.mod
@@ -2,4 +2,7 @@ module github.com/HimbeerserverDE/multiserver/multiserver_converter
 
 go 1.16
 
-require github.com/mattn/go-sqlite3 v1.14.7
+require (
+	github.com/lib/pq v1.10.1
+	github.com/mattn/go-sqlite3 v1.14.7
+)
diff --git a/go.sum b/go.sum
index 96ff824..9df671d 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,4 @@
+github.com/lib/pq v1.10.1 h1:6VXZrLU0jHBYyAqrSPa+MgPfnSvTPuMgK+k0o5kVFWo=
+github.com/lib/pq v1.10.1/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
 github.com/mattn/go-sqlite3 v1.14.7 h1:fxWBnXkxfM6sRiuH3bqJ4CfzZojMOLVc0UTsTglEghA=
 github.com/mattn/go-sqlite3 v1.14.7/go.mod h1:NyWgC/yNuGj7Q9rpYnZvas74GogHl5/Z4A/KQRfk6bU=