diff --git a/go.mod b/go.mod
index 730a4c0..6897305 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,18 @@
 module steamcmd-api
 
-go 1.23.0
+go 1.23.6
 
-require github.com/joho/godotenv v1.5.1
+require (
+	git.site.quack-lab.dev/dave/cylogger v1.3.0
+	git.site.quack-lab.dev/dave/cyutils v1.0.0
+	github.com/joho/godotenv v1.5.1
+)
+
+require (
+	github.com/google/go-cmp v0.5.9 // indirect
+	github.com/hexops/valast v1.5.0 // indirect
+	golang.org/x/mod v0.7.0 // indirect
+	golang.org/x/sys v0.3.0 // indirect
+	golang.org/x/tools v0.4.0 // indirect
+	mvdan.cc/gofumpt v0.4.0 // indirect
+)
diff --git a/go.sum b/go.sum
index d61b19e..b52c940 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,32 @@
+git.site.quack-lab.dev/dave/cylogger v1.3.0 h1:eTWPUD+ThVi8kGIsRcE0XDeoH3yFb5miFEODyKUdWJw=
+git.site.quack-lab.dev/dave/cylogger v1.3.0/go.mod h1:wctgZplMvroA4X6p8f4B/LaCKtiBcT1Pp+L14kcS8jk=
+git.site.quack-lab.dev/dave/cyutils v1.0.0 h1:yp/jkM2M7UZ+UIQuy+vPI7yDvTUdpbEdFL8h0lzUTvA=
+git.site.quack-lab.dev/dave/cyutils v1.0.0/go.mod h1:luGNFimplFhkpRLebhkVTNjG2wYfPAs+pu+UIMhBYbE=
+github.com/frankban/quicktest v1.14.3 h1:FJKSZTDHjyhriyC81FLQ0LY93eSai0ZyR/ZIkd3ZUKE=
+github.com/frankban/quicktest v1.14.3/go.mod h1:mgiwOwqx65TmIk1wJ6Q7wvnVMocbUorkibMOrVTHZps=
+github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+github.com/hexops/autogold v0.8.1 h1:wvyd/bAJ+Dy+DcE09BoLk6r4Fa5R5W+O+GUzmR985WM=
+github.com/hexops/autogold v0.8.1/go.mod h1:97HLDXyG23akzAoRYJh/2OBs3kd80eHyKPvZw0S5ZBY=
+github.com/hexops/gotextdiff v1.0.3 h1:gitA9+qJrrTCsiCl7+kh75nPqQt1cx4ZkudSTLoUqJM=
+github.com/hexops/gotextdiff v1.0.3/go.mod h1:pSWU5MAI3yDq+fZBTazCSJysOMbxWL1BSow5/V2vxeg=
+github.com/hexops/valast v1.5.0 h1:FBTuvVi0wjTngtXJRZXMbkN/Dn6DgsUsBwch2DUJU8Y=
+github.com/hexops/valast v1.5.0/go.mod h1:Jcy1pNH7LNraVaAZDLyv21hHg2WBv9Nf9FL6fGxU7o4=
 github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
 github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
+github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
+github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
+github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZVejAe8=
+github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
+golang.org/x/mod v0.7.0 h1:LapD9S96VoQRhi/GrNTqeBJFrUjs5UHCAtTlgwA5oZA=
+golang.org/x/mod v0.7.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
+golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
+golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.3.0 h1:w8ZOecv6NaNa/zC8944JTU3vz4u6Lagfk4RPQxv92NQ=
+golang.org/x/sys v0.3.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/tools v0.4.0 h1:7mTAgkunk3fr4GAloyyCasadO6h9zSsQZbwvcaIciV4=
+golang.org/x/tools v0.4.0/go.mod h1:UE5sM2OK9E/d67R0ANs2xJizIymRP5gJU295PvKXxjQ=
+mvdan.cc/gofumpt v0.4.0 h1:JVf4NN1mIpHogBj7ABpgOyZc65/UUOkKQFkoURsz4MM=
+mvdan.cc/gofumpt v0.4.0/go.mod h1:PljLOHDeZqgS8opHRKLzp2It2VBuSdteAgqUfzMTxlQ=
diff --git a/main.go b/main.go
index 698b479..f8287c9 100644
--- a/main.go
+++ b/main.go
@@ -4,31 +4,16 @@ import (
 	"flag"
 	"fmt"
 	"io"
-	"log"
 	"os"
 	"os/exec"
 	"path/filepath"
 	"strings"
 
+	logger "git.site.quack-lab.dev/dave/cylogger"
+
 	"github.com/joho/godotenv"
 )
 
-var Error *log.Logger
-var Warning *log.Logger
-
-func init() {
-	log.SetFlags(log.Lmicroseconds | log.Lshortfile)
-	logger := io.MultiWriter(os.Stdout)
-	log.SetOutput(logger)
-
-	Error = log.New(io.MultiWriter(os.Stderr, os.Stdout),
-		fmt.Sprintf("%sERROR:%s ", "\033[0;101m", "\033[0m"),
-		log.Lmicroseconds|log.Lshortfile)
-	Warning = log.New(io.MultiWriter(os.Stdout),
-		fmt.Sprintf("%sWarning:%s ", "\033[0;93m", "\033[0m"),
-		log.Lmicroseconds|log.Lshortfile)
-}
-
 const (
 	steamcmdEnvKey           = "STEAMCMD"
 	steamcmdScriptPathEnvKey = "STEAMCMD_SCRIPT"
@@ -38,6 +23,8 @@ const (
 )
 
 func main() {
+	logger.Init(logger.LevelInfo)
+
 	envfile := flag.String("envfile", ".env", "")
 	inputfile := flag.String("if", "", "")
 	flag.Parse()
@@ -46,40 +33,40 @@ func main() {
 	if *inputfile != "" {
 		filehandle, err := os.Open(*inputfile)
 		if err != nil {
-			Error.Printf("Error opening input file: %v", err)
+			logger.Error("Error opening input file: %v", err)
 			return
 		}
 		defer filehandle.Close()
 		fargs, err := io.ReadAll(filehandle)
 		if err != nil {
-			Error.Printf("Error reading input file: %v", err)
+			logger.Error("Error reading input file: %v", err)
 			return
 		}
 		sargs := strings.Split(string(fargs), "\r\n")
 		args = append(args, sargs...)
 	}
-	
+
 	if len(args) == 0 {
-		Error.Println("No args specified, please pass space delimited list of workshop ids for downloading")
+		logger.Error("No args specified, please pass space delimited list of workshop ids for downloading")
 		return
 	}
 
 	env, err := loadEnv(*envfile)
 	if err != nil {
-		Error.Printf("Error leading env file: %v", err)
+		logger.Error("Error leading env file: %v", err)
 		return
 	}
 
 	steamcmdPath, ok := env[steamcmdEnvKey]
 	if !ok {
-		Error.Printf("SteamCMD not found in env, please specify '%s'", steamcmdEnvKey)
+		logger.Error("SteamCMD not found in env, please specify '%s'", steamcmdEnvKey)
 		return
 	}
 	steamcmdPath = filepath.Clean(steamcmdPath)
 	steamcmdExe := filepath.Join(steamcmdPath, "steamcmd.exe")
 	tempfile, err := os.Open(steamcmdExe)
 	if err != nil {
-		Error.Printf("Error opening SteamCMD, does it exist?: %v", err)
+		logger.Error("Error opening SteamCMD, does it exist?: %v", err)
 		return
 	}
 	tempfile.Close()
@@ -87,31 +74,31 @@ func main() {
 	steamcmdScriptPath, ok := env[steamcmdScriptPathEnvKey]
 	if !ok {
 		steamcmdScriptPath = filepath.Join(steamcmdPath, "script")
-		log.Printf("SteamCMD script not found in env, using '%s'", steamcmdScriptPath)
-		log.Printf("Specify script path with '%s'", steamcmdScriptPathEnvKey)
+		logger.Info("SteamCMD script not found in env, using '%s'", steamcmdScriptPath)
+		logger.Info("Specify script path with '%s'", steamcmdScriptPathEnvKey)
 	}
 
 	app, ok := env[appEnvKey]
 	if !ok {
-		Error.Printf("App not found in env, please specify '%s'", appEnvKey)
+		logger.Error("App not found in env, please specify '%s'", appEnvKey)
 		return
 	}
 
 	username, ok := env[usernameEnvKey]
 	if !ok {
 		username = "anonymous"
-		log.Printf("Username not found in env, using '%s'", username)
-		log.Printf("If you want to log in specify '%s' and '%s'", usernameEnvKey, passwordEnvKey)
+		logger.Info("Username not found in env, using '%s'", username)
+		logger.Info("If you want to log in specify '%s' and '%s'", usernameEnvKey, passwordEnvKey)
 	}
 	password, ok := env[passwordEnvKey]
 	if !ok {
 		password = ""
-		log.Printf("Password not found in env, using empty")
+		logger.Info("Password not found in env, using empty")
 	}
 
-	log.Printf("Using steamcmd at '%s'", steamcmdPath)
-	log.Printf("As user '%s'", username)
-	log.Printf("Downloading %d items for '%s'", len(args), app)
+	logger.Info("Using steamcmd at '%s'", steamcmdPath)
+	logger.Info("As user '%s'", username)
+	logger.Info("Downloading %d items for '%s'", len(args), app)
 
 	scriptContents := make([]string, 0, len(args)+4)
 	scriptContents = append(scriptContents, "@ShutdownOnFailedCommand 0")
@@ -124,20 +111,20 @@ func main() {
 
 	scriptFileHandle, err := os.OpenFile(steamcmdScriptPath, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, 0755)
 	if err != nil {
-		Error.Println("Could not open steamcmd script file")
+		logger.Error("Could not open steamcmd script file")
 		return
 	}
 	defer scriptFileHandle.Close()
 	_, err = scriptFileHandle.Write([]byte(strings.Join(scriptContents, "\n")))
 	if err != nil {
-		Error.Println("Could not write to steamcmd script file")
+		logger.Error("Could not write to steamcmd script file")
 		return
 	}
-	log.Printf("Wrote %d lines to script file", len(scriptContents))
+	logger.Info("Wrote %d lines to script file", len(scriptContents))
 
 	steamcmdExe, _ = filepath.Abs(steamcmdExe)
 	steamcmdScriptPath, _ = filepath.Abs(steamcmdScriptPath)
-	log.Printf("Running steamcmd at %s", steamcmdExe)
+	logger.Info("Running steamcmd at %s", steamcmdExe)
 	cmd := exec.Command(steamcmdExe, "+runscript", steamcmdScriptPath)
 	cmd.Dir = steamcmdPath
 	cmd.Stdout = os.Stdout
@@ -145,17 +132,17 @@ func main() {
 	cmd.Stdin = os.Stdin
 	err = cmd.Run()
 	if err != nil {
-		Error.Printf("SteamCMD failed with code %v", err)
+		logger.Error("SteamCMD failed with code %v", err)
 		return
 	}
-	log.Printf("All done")
+	logger.Info("All done")
 }
 
 func loadEnv(fpath string) (map[string]string, error) {
 	res := make(map[string]string)
 
 	fpath = filepath.Clean(fpath)
-	log.Printf("Trying to open env file at '%s'", fpath)
+	logger.Info("Trying to open env file at '%s'", fpath)
 
 	file, err := os.Open(fpath)
 	if err != nil {