diff --git a/cmd/cmd.go b/cmd/cmd.go
index e286ec2..0afd647 100644
--- a/cmd/cmd.go
+++ b/cmd/cmd.go
@@ -9,13 +9,13 @@ import (
 	"gabe565.com/ascii-movie/cmd/ls"
 	"gabe565.com/ascii-movie/cmd/play"
 	"gabe565.com/ascii-movie/cmd/serve"
-	"gabe565.com/ascii-movie/cmd/util"
 	"gabe565.com/ascii-movie/internal/config"
+	"gabe565.com/utils/cobrax"
 	"github.com/spf13/cobra"
 	flag "github.com/spf13/pflag"
 )
 
-func NewCommand(opts ...util.Option) *cobra.Command {
+func NewCommand(opts ...cobrax.Option) *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "ascii-movie",
 		Short: "Command line ASCII movie player.",
diff --git a/cmd/get/cmd.go b/cmd/get/cmd.go
index 8d01e2e..2e8c154 100644
--- a/cmd/get/cmd.go
+++ b/cmd/get/cmd.go
@@ -5,13 +5,14 @@ import (
 	"net/url"
 
 	"gabe565.com/ascii-movie/cmd/get/stream"
-	"gabe565.com/ascii-movie/cmd/util"
 	"gabe565.com/ascii-movie/internal/config"
 	"gabe565.com/ascii-movie/internal/server"
+	"gabe565.com/utils/cobrax"
+	"gabe565.com/utils/must"
 	"github.com/spf13/cobra"
 )
 
-func NewCommand(opts ...util.Option) *cobra.Command {
+func NewCommand(opts ...cobrax.Option) *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "get",
 		Short: "Fetches data from a running server.",
@@ -31,10 +32,7 @@ func NewCommand(opts ...util.Option) *cobra.Command {
 }
 
 func preRun(cmd *cobra.Command, _ []string) error {
-	apiAddr, err := cmd.Flags().GetString(server.APIFlagPrefix + server.AddressFlag)
-	if err != nil {
-		panic(err)
-	}
+	apiAddr := must.Must2(cmd.Flags().GetString(server.APIFlagPrefix + server.AddressFlag))
 
 	u, err := url.Parse(apiAddr)
 	if err != nil {
diff --git a/cmd/get/stream/cmd.go b/cmd/get/stream/cmd.go
index dc730e3..f316d7a 100644
--- a/cmd/get/stream/cmd.go
+++ b/cmd/get/stream/cmd.go
@@ -10,9 +10,10 @@ import (
 	"text/tabwriter"
 	"time"
 
-	"gabe565.com/ascii-movie/cmd/util"
 	"gabe565.com/ascii-movie/internal/config"
 	"gabe565.com/ascii-movie/internal/server"
+	"gabe565.com/utils/cobrax"
+	"gabe565.com/utils/must"
 	"github.com/spf13/cobra"
 )
 
@@ -21,7 +22,7 @@ const (
 	CountTotal  = "total"
 )
 
-func NewCommand(opts ...util.Option) *cobra.Command {
+func NewCommand(opts ...cobrax.Option) *cobra.Command {
 	cmd := &cobra.Command{
 		Use:     "stream",
 		Aliases: []string{"streams", "connection", "connections", "client", "clients"},
@@ -59,9 +60,7 @@ func preRun(cmd *cobra.Command, args []string) error {
 			count = "total"
 		}
 		if count != "" {
-			if err := cmd.Flags().Set("count", count); err != nil {
-				panic(err)
-			}
+			must.Must(cmd.Flags().Set("count", count))
 		}
 	}
 	return nil
@@ -74,17 +73,14 @@ var (
 )
 
 func run(cmd *cobra.Command, _ []string) error {
-	countFlag, err := cmd.Flags().GetString("count")
-	if err != nil {
-		panic(err)
-	}
+	countFlag := must.Must2(cmd.Flags().GetString("count"))
 
 	u, ok := cmd.Context().Value(config.URLContextKey).(*url.URL)
 	if !ok {
 		panic(fmt.Errorf("%w: %v", ErrInvalidURL, u))
 	}
 
-	u, err = u.Parse("/streams")
+	u, err := u.Parse("/streams")
 	if err != nil {
 		return err
 	}
diff --git a/cmd/ls/cmd.go b/cmd/ls/cmd.go
index 2372774..0c2f58b 100644
--- a/cmd/ls/cmd.go
+++ b/cmd/ls/cmd.go
@@ -8,14 +8,14 @@ import (
 	"text/tabwriter"
 	"time"
 
-	cmdutil "gabe565.com/ascii-movie/cmd/util"
 	"gabe565.com/ascii-movie/internal/movie"
 	"gabe565.com/ascii-movie/internal/util"
+	"gabe565.com/utils/cobrax"
 	"github.com/dustin/go-humanize"
 	"github.com/spf13/cobra"
 )
 
-func NewCommand(opts ...cmdutil.Option) *cobra.Command {
+func NewCommand(opts ...cobrax.Option) *cobra.Command {
 	cmd := &cobra.Command{
 		Use:     "ls [PATH]...",
 		Aliases: []string{"ls-embedded"},
diff --git a/cmd/play/cmd.go b/cmd/play/cmd.go
index a57888b..8e467c5 100644
--- a/cmd/play/cmd.go
+++ b/cmd/play/cmd.go
@@ -3,15 +3,15 @@ package play
 import (
 	"log/slog"
 
-	"gabe565.com/ascii-movie/cmd/util"
 	"gabe565.com/ascii-movie/internal/config"
 	"gabe565.com/ascii-movie/internal/movie"
 	"gabe565.com/ascii-movie/internal/player"
+	"gabe565.com/utils/cobrax"
 	tea "github.com/charmbracelet/bubbletea"
 	"github.com/spf13/cobra"
 )
 
-func NewCommand(opts ...util.Option) *cobra.Command {
+func NewCommand(opts ...cobrax.Option) *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "play [movie]",
 		Short: "Play an ASCII movie locally.",
diff --git a/cmd/serve/cmd.go b/cmd/serve/cmd.go
index 0ac7cb4..08ba9ab 100644
--- a/cmd/serve/cmd.go
+++ b/cmd/serve/cmd.go
@@ -8,16 +8,16 @@ import (
 	"os/signal"
 	"syscall"
 
-	"gabe565.com/ascii-movie/cmd/util"
 	"gabe565.com/ascii-movie/internal/movie"
 	"gabe565.com/ascii-movie/internal/server"
+	"gabe565.com/utils/cobrax"
 	"github.com/charmbracelet/lipgloss"
 	"github.com/muesli/termenv"
 	"github.com/spf13/cobra"
 	"golang.org/x/sync/errgroup"
 )
 
-func NewCommand(opts ...util.Option) *cobra.Command {
+func NewCommand(opts ...cobrax.Option) *cobra.Command {
 	cmd := &cobra.Command{
 		Use:     "serve [movie]",
 		Aliases: []string{"server", "listen"},
@@ -43,8 +43,8 @@ var ErrAllDisabled = errors.New("all server types are disabled")
 func run(cmd *cobra.Command, args []string) error {
 	if parent := cmd.Parent(); parent != nil {
 		slog.Info("ASCII Movie",
-			"version", parent.Annotations["version"],
-			"commit", parent.Annotations["commit"],
+			"version", cobrax.GetVersion(cmd),
+			"commit", cobrax.GetCommit(cmd),
 		)
 	}
 
diff --git a/cmd/util/options.go b/cmd/util/options.go
deleted file mode 100644
index a50a876..0000000
--- a/cmd/util/options.go
+++ /dev/null
@@ -1,21 +0,0 @@
-package util
-
-import "github.com/spf13/cobra"
-
-type Option func(cmd *cobra.Command)
-
-const (
-	VersioonKey = "version"
-	CommitKey   = "commit"
-)
-
-func WithVersion(version string) Option {
-	return func(cmd *cobra.Command) {
-		if cmd.Annotations == nil {
-			cmd.Annotations = make(map[string]string, 2)
-		}
-		cmd.Annotations[VersioonKey] = version
-		cmd.Version, cmd.Annotations[CommitKey] = buildVersion(version)
-		cmd.InitDefaultVersionFlag()
-	}
-}
diff --git a/cmd/util/version.go b/cmd/util/version.go
deleted file mode 100644
index 5ea76ff..0000000
--- a/cmd/util/version.go
+++ /dev/null
@@ -1,31 +0,0 @@
-package util
-
-import "runtime/debug"
-
-func buildVersion(version string) (string, string) {
-	var commit string
-	var modified bool
-	if info, ok := debug.ReadBuildInfo(); ok {
-		for _, setting := range info.Settings {
-			switch setting.Key {
-			case "vcs.revision":
-				commit = setting.Value
-			case "vcs.modified":
-				if setting.Value == "true" {
-					modified = true
-				}
-			}
-		}
-	}
-
-	if commit != "" {
-		if len(commit) > 8 {
-			commit = commit[:8]
-		}
-		if modified {
-			commit = "*" + commit
-		}
-		version += " (" + commit + ")"
-	}
-	return version, commit
-}
diff --git a/cmd/util/version_test.go b/cmd/util/version_test.go
deleted file mode 100644
index 1cfeaef..0000000
--- a/cmd/util/version_test.go
+++ /dev/null
@@ -1,12 +0,0 @@
-package util
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-)
-
-func Test_buildVersion(t *testing.T) {
-	got, _ := buildVersion("0.0.0-next")
-	assert.Equal(t, "0.0.0-next", got)
-}
diff --git a/go.mod b/go.mod
index b343643..282b79e 100644
--- a/go.mod
+++ b/go.mod
@@ -3,6 +3,7 @@ module gabe565.com/ascii-movie
 go 1.23.3
 
 require (
+	gabe565.com/utils v0.0.0-20241111053222-0f59399cbb3c
 	github.com/charmbracelet/bubbles v0.20.0
 	github.com/charmbracelet/bubbletea v1.2.2
 	github.com/charmbracelet/lipgloss v1.0.0
@@ -12,7 +13,6 @@ require (
 	github.com/dustin/go-humanize v1.0.1
 	github.com/lmittmann/tint v1.0.5
 	github.com/lrstanley/bubblezone v0.0.0-20240914071701-b48c55a5e78e
-	github.com/mattn/go-isatty v0.0.20
 	github.com/muesli/termenv v0.15.3-0.20240509142007-81b8f94111d5
 	github.com/prometheus/client_golang v1.20.5
 	github.com/spf13/cobra v1.8.1
@@ -36,7 +36,7 @@ require (
 	github.com/charmbracelet/x/term v0.2.1 // indirect
 	github.com/charmbracelet/x/termios v0.1.0 // indirect
 	github.com/cpuguy83/go-md2man/v2 v2.0.4 // indirect
-	github.com/creack/pty v1.1.21 // indirect
+	github.com/creack/pty v1.1.24 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f // indirect
 	github.com/go-logfmt/logfmt v0.6.0 // indirect
@@ -44,6 +44,7 @@ require (
 	github.com/klauspost/compress v1.17.9 // indirect
 	github.com/kr/text v0.2.0 // indirect
 	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mattn/go-localereader v0.0.1 // indirect
 	github.com/mattn/go-runewidth v0.0.16 // indirect
 	github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 // indirect
diff --git a/go.sum b/go.sum
index 9cedc85..629f913 100644
--- a/go.sum
+++ b/go.sum
@@ -1,3 +1,5 @@
+gabe565.com/utils v0.0.0-20241111053222-0f59399cbb3c h1:xKxZ9fGvYYihnqbyt1OE5Giz+rDQf5junHUxmvkFBfw=
+gabe565.com/utils v0.0.0-20241111053222-0f59399cbb3c/go.mod h1:ekV9VNVFXI1E8niHsgfb76RQHP2oJH2zYaCw1cEWrhA=
 github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be h1:9AeTilPcZAjCFIImctFaOjnTIavg87rW78vTPkQqLI8=
 github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be/go.mod h1:ySMOLuWl6zY27l47sB3qLNK6tF2fkHG55UZxx8oIVo4=
 github.com/aymanbagabas/go-osc52/v2 v2.0.1 h1:HwpRHbFMcZLEVr42D4p7XBqjyuxQH5SMiErDT4WkJ2k=
@@ -35,8 +37,8 @@ github.com/charmbracelet/x/termios v0.1.0/go.mod h1:H/EVv/KRnrYjz+fCYa9bsKdqF3S8
 github.com/cpuguy83/go-md2man/v2 v2.0.4 h1:wfIWP927BUkWJb2NmU/kNDYIBTh/ziUX91+lVfRxZq4=
 github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
-github.com/creack/pty v1.1.21 h1:1/QdRyBaHHJP61QkWMXlOIBfsgdDeeKfK8SYVUWJKf0=
-github.com/creack/pty v1.1.21/go.mod h1:MOBLtS5ELjhRRrroQr9kyvTxUAFNvYEK993ew/Vr4O4=
+github.com/creack/pty v1.1.24 h1:bJrF4RRfyJnbTJqzRLHzcGaZK1NeM5kTC9jGgovnR1s=
+github.com/creack/pty v1.1.24/go.mod h1:08sCNb52WyoAwi2QDyzUCTgcvVFhUzewun7wtTfvcwE=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dmarkham/enumer v1.5.10 h1:ygL0L6quiTiH1jpp68DyvsWaea6MaZLZrTTkIS++R0M=
diff --git a/internal/config/log.go b/internal/config/log.go
index bb60005..5450c54 100644
--- a/internal/config/log.go
+++ b/internal/config/log.go
@@ -1,16 +1,15 @@
 package config
 
 import (
-	"errors"
 	"io"
 	"log/slog"
-	"os"
 	"strconv"
 	"strings"
 	"time"
 
+	"gabe565.com/utils/must"
+	"gabe565.com/utils/termx"
 	"github.com/lmittmann/tint"
-	"github.com/mattn/go-isatty"
 	"github.com/spf13/cobra"
 )
 
@@ -35,32 +34,26 @@ func RegisterLogFlags(cmd *cobra.Command) {
 	cmd.PersistentFlags().StringP(LogLevelFlag, "l", strings.ToLower(slog.LevelInfo.String()), "log level (one of debug, info, warn, error)")
 	cmd.PersistentFlags().String(LogFormatFlag, FormatAuto.String(), "log formatter (one of "+strings.Join(LogFormatStrings(), ", ")+")")
 
-	if err := errors.Join(
-		cmd.RegisterFlagCompletionFunc(LogLevelFlag,
-			func(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) {
-				return []string{
-					strings.ToLower(slog.LevelDebug.String()),
-					strings.ToLower(slog.LevelInfo.String()),
-					strings.ToLower(slog.LevelWarn.String()),
-					strings.ToLower(slog.LevelError.String()),
-				}, cobra.ShellCompDirectiveNoFileComp
-			},
-		),
-		cmd.RegisterFlagCompletionFunc(LogFormatFlag,
-			func(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) {
-				return LogFormatStrings(), cobra.ShellCompDirectiveNoFileComp
-			},
-		),
-	); err != nil {
-		panic(err)
-	}
+	must.Must(cmd.RegisterFlagCompletionFunc(LogLevelFlag,
+		func(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) {
+			return []string{
+				strings.ToLower(slog.LevelDebug.String()),
+				strings.ToLower(slog.LevelInfo.String()),
+				strings.ToLower(slog.LevelWarn.String()),
+				strings.ToLower(slog.LevelError.String()),
+			}, cobra.ShellCompDirectiveNoFileComp
+		},
+	))
+
+	must.Must(cmd.RegisterFlagCompletionFunc(LogFormatFlag,
+		func(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) {
+			return LogFormatStrings(), cobra.ShellCompDirectiveNoFileComp
+		},
+	))
 }
 
 func InitLogCmd(cmd *cobra.Command) {
-	levelStr, err := cmd.Flags().GetString("log-level")
-	if err != nil {
-		panic(err)
-	}
+	levelStr := must.Must2(cmd.Flags().GetString("log-level"))
 	var level slog.Level
 	if v, err := strconv.Atoi(levelStr); err == nil {
 		level = slog.Level(v)
@@ -71,10 +64,7 @@ func InitLogCmd(cmd *cobra.Command) {
 		level = slog.LevelInfo
 	}
 
-	formatStr, err := cmd.Flags().GetString("log-format")
-	if err != nil {
-		panic(err)
-	}
+	formatStr := must.Must2(cmd.Flags().GetString("log-format"))
 	var format LogFormat
 	if err := format.UnmarshalText([]byte(formatStr)); err != nil {
 		defer func() {
@@ -96,9 +86,7 @@ func InitLog(w io.Writer, level slog.Level, format LogFormat) {
 		var color bool
 		switch format {
 		case FormatAuto:
-			if f, ok := w.(*os.File); ok {
-				color = isatty.IsTerminal(f.Fd()) || isatty.IsCygwinTerminal(f.Fd())
-			}
+			color = termx.IsColor(w)
 		case FormatColor:
 			color = true
 		}
diff --git a/internal/generate/docs/main.go b/internal/generate/docs/main.go
index bb10eca..ae12404 100644
--- a/internal/generate/docs/main.go
+++ b/internal/generate/docs/main.go
@@ -6,8 +6,8 @@ import (
 	"os"
 
 	"gabe565.com/ascii-movie/cmd"
-	"gabe565.com/ascii-movie/cmd/util"
 	"gabe565.com/ascii-movie/internal/config"
+	"gabe565.com/utils/cobrax"
 	"github.com/spf13/cobra/doc"
 )
 
@@ -31,7 +31,7 @@ func run() error {
 		return fmt.Errorf("failed to create output directory: %w", err)
 	}
 
-	rootCmd := cmd.NewCommand(util.WithVersion("beta"))
+	rootCmd := cmd.NewCommand(cobrax.WithVersion("beta"))
 	if err := doc.GenMarkdownTree(rootCmd, output); err != nil {
 		return fmt.Errorf("failed to generate docs: %w", err)
 	}
diff --git a/internal/server/config.go b/internal/server/config.go
index 4ab62e4..17d58c4 100644
--- a/internal/server/config.go
+++ b/internal/server/config.go
@@ -4,6 +4,7 @@ import (
 	"log/slog"
 
 	"gabe565.com/ascii-movie/internal/movie"
+	"gabe565.com/utils/must"
 	flag "github.com/spf13/pflag"
 )
 
@@ -19,26 +20,13 @@ type MovieServer struct {
 }
 
 func NewServer(flags *flag.FlagSet, prefix string) Server {
-	var config Server
-	var err error
-
-	config.Log = slog.With("server", prefix)
-
-	if config.Enabled, err = flags.GetBool(prefix + EnabledFlag); err != nil {
-		panic(err)
-	}
-
-	if config.Address, err = flags.GetString(prefix + AddressFlag); err != nil {
-		panic(err)
+	return Server{
+		Enabled: must.Must2(flags.GetBool(prefix + EnabledFlag)),
+		Address: must.Must2(flags.GetString(prefix + AddressFlag)),
+		Log:     slog.With("server", prefix),
 	}
-
-	return config
 }
 
 func NewMovieServer(flags *flag.FlagSet, prefix string) MovieServer {
-	var config MovieServer
-
-	config.Server = NewServer(flags, prefix)
-
-	return config
+	return MovieServer{Server: NewServer(flags, prefix)}
 }
diff --git a/internal/server/flags.go b/internal/server/flags.go
index f793106..21d23e4 100644
--- a/internal/server/flags.go
+++ b/internal/server/flags.go
@@ -3,6 +3,7 @@ package server
 import (
 	"time"
 
+	"gabe565.com/utils/must"
 	flag "github.com/spf13/pflag"
 )
 
@@ -46,9 +47,7 @@ func Flags(flags *flag.FlagSet) {
 	flags.DurationVar(&maxTimeout, MaxTimeoutFlag, 2*time.Hour, "Absolute connection timeout.")
 
 	flags.Duration(TimeoutFlag, time.Hour, "Maximum amount of time that a connection may stay active.")
-	if err := flags.MarkDeprecated(TimeoutFlag, "please use --idle-timeout and --max-timeout instead."); err != nil {
-		panic(err)
-	}
+	must.Must(flags.MarkDeprecated(TimeoutFlag, "please use --idle-timeout and --max-timeout instead."))
 }
 
 func LoadDeprecated(flags *flag.FlagSet) {
diff --git a/internal/server/ssh.go b/internal/server/ssh.go
index e54ea84..34f80cf 100644
--- a/internal/server/ssh.go
+++ b/internal/server/ssh.go
@@ -11,6 +11,7 @@ import (
 	"gabe565.com/ascii-movie/internal/movie"
 	"gabe565.com/ascii-movie/internal/player"
 	"gabe565.com/ascii-movie/internal/util"
+	"gabe565.com/utils/must"
 	tea "github.com/charmbracelet/bubbletea"
 	"github.com/charmbracelet/ssh"
 	"github.com/charmbracelet/wish"
@@ -31,17 +32,11 @@ type SSHServer struct {
 }
 
 func NewSSH(flags *flag.FlagSet) SSHServer {
-	ssh := SSHServer{MovieServer: NewMovieServer(flags, SSHFlagPrefix)}
-	var err error
-
-	if ssh.HostKeyPath, err = flags.GetStringSlice(SSHHostKeyPathFlag); err != nil {
-		panic(err)
-	}
-
-	if ssh.HostKeyPEM, err = flags.GetStringSlice(SSHHostKeyDataFlag); err != nil {
-		panic(err)
+	ssh := SSHServer{
+		MovieServer: NewMovieServer(flags, SSHFlagPrefix),
+		HostKeyPath: must.Must2(flags.GetStringSlice(SSHHostKeyPathFlag)),
+		HostKeyPEM:  must.Must2(flags.GetStringSlice(SSHHostKeyDataFlag)),
 	}
-
 	if len(ssh.HostKeyPath) == 0 && len(ssh.HostKeyPEM) == 0 {
 		ssh.HostKeyPath = []string{"$HOME/.ssh/ascii_movie_ed25519", "$HOME/.ssh/ascii_movie_rsa"}
 	}
diff --git a/main.go b/main.go
index dcd2fa1..6fe2feb 100644
--- a/main.go
+++ b/main.go
@@ -5,7 +5,7 @@ import (
 	"os"
 
 	"gabe565.com/ascii-movie/cmd"
-	"gabe565.com/ascii-movie/cmd/util"
+	"gabe565.com/utils/cobrax"
 )
 
 //go:generate go run ./internal/generate/gzip
@@ -13,7 +13,7 @@ import (
 var version = "beta"
 
 func main() {
-	root := cmd.NewCommand(util.WithVersion(version))
+	root := cmd.NewCommand(cobrax.WithVersion(version))
 	if err := root.Execute(); err != nil {
 		slog.Error(err.Error())
 		os.Exit(1)