diff --git a/go.mod b/go.mod
index 4cbc90f2..78701e9d 100644
--- a/go.mod
+++ b/go.mod
@@ -16,7 +16,7 @@ require (
 	github.com/go-rat/chix v1.1.4
 	github.com/go-rat/gormstore v1.0.6
 	github.com/go-rat/sessions v1.0.11
-	github.com/go-rat/utils v1.0.3
+	github.com/go-rat/utils v1.0.6
 	github.com/go-resty/resty/v2 v2.15.3
 	github.com/go-sql-driver/mysql v1.8.1
 	github.com/golang-cz/httplog v0.0.0-20241002114323-98e09d6f537a
@@ -56,7 +56,7 @@ require (
 	github.com/devhaozi/huaweicloud-sdk-go-v3 v0.0.0-20241018211007-bbebb6de5db7 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
 	github.com/fsnotify/fsnotify v1.7.0 // indirect
-	github.com/gabriel-vasile/mimetype v1.4.5 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.6 // indirect
 	github.com/glebarez/go-sqlite v1.22.0 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-rat/securecookie v1.0.1 // indirect
diff --git a/go.sum b/go.sum
index 32851bb6..43ba884d 100644
--- a/go.sum
+++ b/go.sum
@@ -23,6 +23,7 @@ github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nos
 github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
 github.com/gabriel-vasile/mimetype v1.4.5 h1:J7wGKdGu33ocBOhGy0z653k/lFKLFDPJMG8Gql0kxn4=
 github.com/gabriel-vasile/mimetype v1.4.5/go.mod h1:ibHel+/kbxn9x2407k1izTA1S81ku1z/DlgOW2QE0M4=
+github.com/gabriel-vasile/mimetype v1.4.6/go.mod h1:JX1qVKqZd40hUPpAfiNTe0Sne7hdfKSbOqqmkq8GCXc=
 github.com/glebarez/go-sqlite v1.22.0 h1:uAcMJhaA6r3LHMTFgP0SifzgXg46yJkgxqyuyec+ruQ=
 github.com/glebarez/go-sqlite v1.22.0/go.mod h1:PlBIdHe0+aUEFn+r2/uthrWq4FxbzugL0L8Li6yQJbc=
 github.com/glebarez/sqlite v1.11.0 h1:wSG0irqzP6VurnMEpFGer5Li19RpIRi2qvQz++w0GMw=
@@ -51,6 +52,12 @@ github.com/go-rat/sessions v1.0.11 h1:2eTUvhEBtymrAtwv71LlGHNylz+Ad2SgY3jg/sSUbo
 github.com/go-rat/sessions v1.0.11/go.mod h1:Ray/GCbuhm4U9xpjFFSCfOTCEn91puEhAXX5creHE9g=
 github.com/go-rat/utils v1.0.3 h1:SqH/O0KYq4SBv8naSAjJA4hC45/d8NLNrTCONfqjbFM=
 github.com/go-rat/utils v1.0.3/go.mod h1:4WNPlrF57KmeGZN3HOeBgdBVLJL3xgba4QRP/t6pKrE=
+github.com/go-rat/utils v1.0.4 h1:k9jkR4ddL0Fgex3P4qURvNCDx61S9u5LF0EZna+Reic=
+github.com/go-rat/utils v1.0.4/go.mod h1:yokaqppXr7xSqhhxtioHG+txMXI9a9AGriPJnjki2ts=
+github.com/go-rat/utils v1.0.5 h1:XHluZY4Cd+hrb0/9Jm1Uz38pFWrKEdh1fmW5vkPyw14=
+github.com/go-rat/utils v1.0.5/go.mod h1:n22OGZrg9tp3L/T0tWo2OOMl6+jAUoBujmN0fEbDUtk=
+github.com/go-rat/utils v1.0.6 h1:P70t4FWDDOT3JYVucELQFSdZR4ATGwsXPJM4wqJhBhU=
+github.com/go-rat/utils v1.0.6/go.mod h1:n22OGZrg9tp3L/T0tWo2OOMl6+jAUoBujmN0fEbDUtk=
 github.com/go-resty/resty/v2 v2.15.3 h1:bqff+hcqAflpiF591hhJzNdkRsFhlB96CYfBwSFvql8=
 github.com/go-resty/resty/v2 v2.15.3/go.mod h1:0fHAoK7JoBy/Ch36N8VFeMsK7xQOHhvWaC3iOktwmIU=
 github.com/go-sql-driver/mysql v1.8.1 h1:LedoTUt/eveggdHS9qUFC1EFSa8bU2+1pZjSRpvNJ1Y=
diff --git a/internal/apps/fail2ban/service.go b/internal/apps/fail2ban/service.go
index eefdca6a..58af5d98 100644
--- a/internal/apps/fail2ban/service.go
+++ b/internal/apps/fail2ban/service.go
@@ -7,6 +7,7 @@ import (
 	"strings"
 
 	"github.com/go-rat/chix"
+	"github.com/go-rat/utils/str"
 	"github.com/spf13/cast"
 
 	"github.com/TheTNB/panel/internal/app"
@@ -16,7 +17,6 @@ import (
 	"github.com/TheTNB/panel/pkg/io"
 	"github.com/TheTNB/panel/pkg/os"
 	"github.com/TheTNB/panel/pkg/shell"
-	"github.com/TheTNB/panel/pkg/str"
 )
 
 type Service struct {
diff --git a/internal/apps/rsync/service.go b/internal/apps/rsync/service.go
index c545ed1c..fa50ad5d 100644
--- a/internal/apps/rsync/service.go
+++ b/internal/apps/rsync/service.go
@@ -7,11 +7,11 @@ import (
 	"strings"
 
 	"github.com/go-rat/chix"
+	"github.com/go-rat/utils/str"
 
 	"github.com/TheTNB/panel/internal/service"
 	"github.com/TheTNB/panel/pkg/io"
 	"github.com/TheTNB/panel/pkg/shell"
-	"github.com/TheTNB/panel/pkg/str"
 	"github.com/TheTNB/panel/pkg/systemctl"
 )
 
diff --git a/internal/data/app.go b/internal/data/app.go
index d2c0bb37..1b1e3e46 100644
--- a/internal/data/app.go
+++ b/internal/data/app.go
@@ -15,7 +15,6 @@ import (
 	"github.com/TheTNB/panel/pkg/api"
 	"github.com/TheTNB/panel/pkg/apploader"
 	"github.com/TheTNB/panel/pkg/shell"
-	"github.com/TheTNB/panel/pkg/str"
 )
 
 type appRepo struct {
@@ -65,7 +64,7 @@ func (r *appRepo) UpdateExist(slug string) bool {
 
 	for channel := range slices.Values(item.Channels) {
 		if channel.Slug == installed.Channel {
-			current := str.FirstElement(channel.Subs)
+			current := collect.First(channel.Subs)
 			if current != nil && current.Version != installed.Version {
 				return true
 			}
@@ -168,7 +167,7 @@ func (r *appRepo) Install(channel, slug string) error {
 			}
 			shellUrl = ch.Install
 			shellChannel = ch.Slug
-			shellVersion = str.FirstElement(ch.Subs).Version
+			shellVersion = collect.First(ch.Subs).Version
 			break
 		}
 	}
@@ -278,7 +277,7 @@ func (r *appRepo) Update(slug string) error {
 			}
 			shellUrl = ch.Update
 			shellChannel = ch.Slug
-			shellVersion = str.FirstElement(ch.Subs).Version
+			shellVersion = collect.First(ch.Subs).Version
 			break
 		}
 	}
diff --git a/internal/data/cron.go b/internal/data/cron.go
index e6483763..b5e3c83e 100644
--- a/internal/data/cron.go
+++ b/internal/data/cron.go
@@ -7,13 +7,14 @@ import (
 	"strconv"
 	"time"
 
+	"github.com/go-rat/utils/str"
+
 	"github.com/TheTNB/panel/internal/app"
 	"github.com/TheTNB/panel/internal/biz"
 	"github.com/TheTNB/panel/internal/http/request"
 	"github.com/TheTNB/panel/pkg/io"
 	"github.com/TheTNB/panel/pkg/os"
 	"github.com/TheTNB/panel/pkg/shell"
-	"github.com/TheTNB/panel/pkg/str"
 	"github.com/TheTNB/panel/pkg/systemctl"
 )
 
@@ -99,7 +100,7 @@ panel-cli cutoff clear -t website -f %s -s %d -p %s
 	if !io.Exists(shellLogDir) {
 		return errors.New("计划任务日志目录不存在")
 	}
-	shellFile := strconv.Itoa(int(time.Now().Unix())) + str.RandomString(16)
+	shellFile := strconv.Itoa(int(time.Now().Unix())) + str.Random(16)
 	if err := io.Write(filepath.Join(shellDir, shellFile+".sh"), script, 0700); err != nil {
 		return errors.New(err.Error())
 	}
diff --git a/internal/service/cli.go b/internal/service/cli.go
index 06a8745c..94968726 100644
--- a/internal/service/cli.go
+++ b/internal/service/cli.go
@@ -7,7 +7,9 @@ import (
 	"path/filepath"
 	"time"
 
+	"github.com/go-rat/utils/collect"
 	"github.com/go-rat/utils/hash"
+	"github.com/go-rat/utils/str"
 	"github.com/spf13/cast"
 	"github.com/urfave/cli/v3"
 	"gopkg.in/yaml.v3"
@@ -21,7 +23,6 @@ import (
 	"github.com/TheTNB/panel/pkg/cert"
 	"github.com/TheTNB/panel/pkg/io"
 	"github.com/TheTNB/panel/pkg/ntp"
-	"github.com/TheTNB/panel/pkg/str"
 	"github.com/TheTNB/panel/pkg/systemctl"
 	"github.com/TheTNB/panel/pkg/tools"
 	"github.com/TheTNB/panel/pkg/types"
@@ -84,7 +85,7 @@ func (s *CliService) Update(ctx context.Context, cmd *cli.Command) error {
 		return fmt.Errorf("获取最新版本失败：%v", err)
 	}
 
-	download := str.FirstElement(panel.Downloads)
+	download := collect.First(panel.Downloads)
 	if download == nil {
 		return fmt.Errorf("下载地址为空")
 	}
@@ -103,15 +104,15 @@ func (s *CliService) Info(ctx context.Context, cmd *cli.Command) error {
 		return fmt.Errorf("获取管理员信息失败：%v", err)
 	}
 
-	password := str.RandomString(16)
+	password := str.Random(16)
 	hashed, err := s.hash.Make(password)
 	if err != nil {
 		return fmt.Errorf("密码生成失败：%v", err)
 	}
-	user.Username = str.RandomString(8)
+	user.Username = str.Random(8)
 	user.Password = hashed
 	if user.Email == "" {
-		user.Email = str.RandomString(8) + "@example.com"
+		user.Email = str.Random(8) + "@example.com"
 	}
 
 	if err = app.Orm.Save(user).Error; err != nil {
@@ -326,7 +327,7 @@ func (s *CliService) EntranceOn(ctx context.Context, cmd *cli.Command) error {
 		return err
 	}
 
-	config.HTTP.Entrance = "/" + str.RandomString(6)
+	config.HTTP.Entrance = "/" + str.Random(6)
 
 	encoded, err := yaml.Marshal(config)
 	if err != nil {
@@ -755,7 +756,7 @@ func (s *CliService) Init(ctx context.Context, cmd *cli.Command) error {
 		return fmt.Errorf("初始化失败：%v", err)
 	}
 
-	value, err := hash.NewArgon2id().Make(str.RandomString(32))
+	value, err := hash.NewArgon2id().Make(str.Random(32))
 	if err != nil {
 		return fmt.Errorf("初始化失败：%v", err)
 	}
@@ -779,8 +780,8 @@ func (s *CliService) Init(ctx context.Context, cmd *cli.Command) error {
 		return err
 	}
 
-	config.App.Key = str.RandomString(32)
-	config.HTTP.Entrance = "/" + str.RandomString(6)
+	config.App.Key = str.Random(32)
+	config.HTTP.Entrance = "/" + str.Random(6)
 
 	encoded, err := yaml.Marshal(config)
 	if err != nil {
diff --git a/internal/service/dashboard.go b/internal/service/dashboard.go
index 43898037..13e65465 100644
--- a/internal/service/dashboard.go
+++ b/internal/service/dashboard.go
@@ -8,6 +8,7 @@ import (
 	"strings"
 
 	"github.com/go-rat/chix"
+	"github.com/go-rat/utils/collect"
 	"github.com/hashicorp/go-version"
 	"github.com/shirou/gopsutil/disk"
 	"github.com/shirou/gopsutil/host"
@@ -20,7 +21,6 @@ import (
 	"github.com/TheTNB/panel/pkg/api"
 	"github.com/TheTNB/panel/pkg/db"
 	"github.com/TheTNB/panel/pkg/shell"
-	"github.com/TheTNB/panel/pkg/str"
 	"github.com/TheTNB/panel/pkg/tools"
 	"github.com/TheTNB/panel/pkg/types"
 )
@@ -295,7 +295,7 @@ func (s *DashboardService) Update(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	download := str.FirstElement(panel.Downloads)
+	download := collect.First(panel.Downloads)
 	if download == nil {
 		Error(w, http.StatusInternalServerError, "获取下载链接失败")
 		return
diff --git a/pkg/str/string.go b/pkg/str/string.go
index 6842af05..286dd25c 100644
--- a/pkg/str/string.go
+++ b/pkg/str/string.go
@@ -1,57 +1,9 @@
 package str
 
 import (
-	"crypto/md5"
-	"crypto/rand"
 	"fmt"
-	"io"
-	"log"
-	"strings"
-	"text/template"
-	"unicode/utf8"
 )
 
-// FirstElement 返回切片的第一个元素
-func FirstElement[T any](args []T) *T {
-	if len(args) > 0 {
-		return &args[0]
-	}
-	return nil
-}
-
-// RandomNumber 生成长度为 length 随机数字字符串
-func RandomNumber(length int) string {
-	table := [...]byte{'1', '2', '3', '4', '5', '6', '7', '8', '9', '0'}
-	b := make([]byte, length)
-	n, err := io.ReadAtLeast(rand.Reader, b, length)
-	if n != length {
-		log.Panicf("failed to generate random number: %v", err)
-	}
-	for i := 0; i < len(b); i++ {
-		b[i] = table[int(b[i])%len(table)]
-	}
-	return string(b)
-}
-
-// RandomString 生成长度为 length 的随机字符串
-func RandomString(length int) string {
-	b := make([]byte, length)
-	_, err := rand.Read(b)
-	if err != nil {
-		log.Panicf("failed to generate random string: %v", err)
-	}
-	letters := "1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
-	for i, v := range b {
-		b[i] = letters[v%byte(len(letters))]
-	}
-	return string(b)
-}
-
-// MD5 生成字符串的 MD5 值
-func MD5(str string) string {
-	return fmt.Sprintf("%x", md5.Sum([]byte(str)))
-}
-
 // FormatBytes 格式化bytes
 func FormatBytes(size float64) string {
 	units := []string{"B", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"}
@@ -63,25 +15,3 @@ func FormatBytes(size float64) string {
 
 	return fmt.Sprintf("%.2f %s", size, units[i])
 }
-
-// Cut 裁剪字符串
-func Cut(str, begin, end string) string {
-	bIndex := strings.Index(str, begin)
-	eIndex := strings.Index(str, end)
-	if bIndex == -1 || eIndex == -1 || bIndex > eIndex {
-		return ""
-	}
-
-	b := utf8.RuneCountInString(str[:bIndex]) + utf8.RuneCountInString(begin)
-	e := utf8.RuneCountInString(str[:eIndex])
-	if b > e {
-		return ""
-	}
-
-	return string([]rune(str)[b:e])
-}
-
-// Escape 转义字符串
-func Escape(str string) string {
-	return template.HTMLEscapeString(str)
-}
diff --git a/pkg/str/string_test.go b/pkg/str/string_test.go
index f7c6ebdc..26b32cf2 100644
--- a/pkg/str/string_test.go
+++ b/pkg/str/string_test.go
@@ -14,22 +14,6 @@ func TestStringHelperTestSuite(t *testing.T) {
 	suite.Run(t, &StringHelperTestSuite{})
 }
 
-func (s *StringHelperTestSuite) TestFirstElement() {
-	s.Equal("HaoZi", *FirstElement([]string{"HaoZi"}))
-}
-
-func (s *StringHelperTestSuite) TestRandomNumber() {
-	s.Len(RandomNumber(10), 10)
-}
-
-func (s *StringHelperTestSuite) TestRandomString() {
-	s.Len(RandomString(10), 10)
-}
-
-func (s *StringHelperTestSuite) TestMD5() {
-	s.Equal("e10adc3949ba59abbe56e057f20f883e", MD5("123456"))
-}
-
 func (s *StringHelperTestSuite) TestFormatBytes() {
 	s.Equal("1.00 B", FormatBytes(1))
 	s.Equal("1.00 KB", FormatBytes(1024))
@@ -41,7 +25,3 @@ func (s *StringHelperTestSuite) TestFormatBytes() {
 	s.Equal("1.00 ZB", FormatBytes(1024*1024*1024*1024*1024*1024*1024))
 	s.Equal("1.00 YB", FormatBytes(1024*1024*1024*1024*1024*1024*1024*1024))
 }
-
-func (s *StringHelperTestSuite) TestCut() {
-	s.Equal("aoZ", Cut("HaoZi", "H", "i"))
-}