diff --git a/.vscode/launch.json b/.vscode/launch.json
index d463f6e..95af279 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -10,7 +10,7 @@
             "request": "launch",
             "mode": "auto",
             "program": "${fileDirname}",
-            "args": ["use" ,"18" ]
+            "args": ["ls-remote" ]
         }
     ]
 }
\ No newline at end of file
diff --git a/cli/cli.go b/cli/cli.go
index fcffb2d..08e1c54 100644
--- a/cli/cli.go
+++ b/cli/cli.go
@@ -100,11 +100,13 @@ const (
 // ghome 返回g根目录
 func ghome() (dir string) {
 	//fmt.Println(os.Getenv(homeEnv))
-	if dir = os.Getenv(homeEnv); dir != "" {
+	path, _ := os.Getwd()
+	return path
+	/* if dir = os.Getenv(homeEnv); dir != "" {
 		return dir
 	}
 	homeDir, _ := os.UserHomeDir()
-	return filepath.Join(homeDir, ".j")
+	return filepath.Join(homeDir, ".j") */
 	/* 	path, _ := os.Getwd()
 	   	return path */
 }
diff --git a/cli/commands.go b/cli/commands.go
index f04b63c..f2090a8 100644
--- a/cli/commands.go
+++ b/cli/commands.go
@@ -10,11 +10,17 @@ var (
 			UsageText: "j ls",
 			Action:    list,
 		},
-		{
+		/* {
 			Name:      "ls-all",
 			Usage:     "List All versions",
 			UsageText: "j ls-all",
 			Action:    listAll,
+		}, */
+		{
+			Name:      "ls-remote",
+			Usage:     "List Remote versions",
+			UsageText: "j ls-remote",
+			Action:    listRemote,
 		},
 		{
 			Name:      "install",
diff --git a/cli/install.go b/cli/install.go
index d99f772..8da9208 100644
--- a/cli/install.go
+++ b/cli/install.go
@@ -8,6 +8,7 @@ import (
 
 	"github.com/forget-the-bright/j/internal/pkg/archiver"
 	"github.com/forget-the-bright/j/internal/pkg/check"
+	"github.com/forget-the-bright/j/internal/pkg/collector"
 	"github.com/forget-the-bright/j/internal/pkg/config"
 	"github.com/forget-the-bright/j/internal/pkg/download"
 
@@ -16,6 +17,7 @@ import (
 )
 
 func fundVersion(version string) *config.UrlItem {
+	config.Url_Items = collector.ConvertCollectorToUrlItem(collector.GetOpenJDKArchiveReleasesInfo())
 	for _, v := range config.Url_Items {
 		if v.SimpleName == version { //strings.Contains(v.SimpleName, version)
 			return v
diff --git a/cli/ls-remote.go b/cli/ls-remote.go
new file mode 100644
index 0000000..e3938ff
--- /dev/null
+++ b/cli/ls-remote.go
@@ -0,0 +1,33 @@
+package cli
+
+import (
+	"fmt"
+
+	"github.com/fatih/color"
+	"github.com/forget-the-bright/j/internal/pkg/collector"
+	"github.com/k0kubun/go-ansi"
+	"github.com/urfave/cli/v2"
+)
+
+func remoteVersionLength(version string) string {
+	yu := 8 - len(version)
+	for i := 0; i < yu; i++ {
+		version += " "
+	}
+	return version
+}
+
+func listRemote(*cli.Context) (err error) {
+	use_version := inuse(goroot)
+	out := ansi.NewAnsiStdout()
+	rs := collector.ConvertCollectorToUrlItem(collector.GetOpenJDKArchiveReleasesInfo())
+	color.New(color.FgGreen).Fprintf(out, " %s\n", " version                    info")
+	for _, v := range rs {
+		if v.SimpleName == use_version { //strings.Contains(v.SimpleName, version)
+			color.New(color.FgGreen).Fprintf(out, "*  %s\n", remoteVersionLength(v.SimpleName)+"      "+v.Expected)
+		} else {
+			fmt.Fprintf(out, "   %s\n", remoteVersionLength(v.SimpleName)+"      "+v.Expected)
+		}
+	}
+	return nil
+}
diff --git a/cli/ls_all.go b/cli/ls_all.go
index 771feb5..1d4c017 100644
--- a/cli/ls_all.go
+++ b/cli/ls_all.go
@@ -9,12 +9,6 @@ import (
 	"github.com/urfave/cli/v2"
 )
 
-func reverseArray(arr []*config.UrlItem) []*config.UrlItem {
-	for i, j := 0, len(arr)-1; i < j; i, j = i+1, j-1 {
-		arr[i], arr[j] = arr[j], arr[i]
-	}
-	return arr
-}
 func mathVersionLength(version string) string {
 	if len(version) <= 1 {
 		return version + " "
@@ -25,7 +19,7 @@ func listAll(*cli.Context) (err error) {
 	use_version := inuse(goroot)
 	out := ansi.NewAnsiStdout()
 	color.New(color.FgGreen).Fprintf(out, " %s\n", "version      info")
-	for _, v := range reverseArray(config.Url_Items) {
+	for _, v := range config.ReverseArray(config.Url_Items) {
 		if v.SimpleName == use_version { //strings.Contains(v.SimpleName, version)
 			color.New(color.FgGreen).Fprintf(out, "*  %s\n", mathVersionLength(v.SimpleName)+"      "+v.Expected)
 		} else {
diff --git a/internal/pkg/collector/collector.go b/internal/pkg/collector/collector.go
index 00d5d35..f18d179 100644
--- a/internal/pkg/collector/collector.go
+++ b/internal/pkg/collector/collector.go
@@ -1,6 +1,10 @@
 package collector
 
-import "strings"
+import (
+	"io/ioutil"
+	"net/http"
+	"strings"
+)
 
 type Collector struct {
 	Version       string
@@ -19,6 +23,7 @@ type Op_Item struct {
 	FileName  string
 }
 
+var Archive_Releases_Collectors []*Collector
 var Collectors []*Collector
 
 var Collector_Archive_Url string = Collector_Url + "/archive/"
@@ -27,7 +32,7 @@ var Collector_Url string = "https://jdk.java.net"
 func build_Op_Item(file_type, arch, download_url, sha256_url, file_name string) *Op_Item {
 	return &Op_Item{
 		FileType:  file_type,
-		Arch:      "x64",
+		Arch:      arch,
 		Url:       download_url,
 		Sha256Url: sha256_url,
 		FileName:  file_name,
@@ -39,6 +44,17 @@ func getFileNameByDownLoadUrl(url string) string {
 	file_name := downloads[len(downloads)-1]
 	return file_name
 }
+func getFileNameNoSuffix(file_name string) string {
+	return strings.ReplaceAll(file_name, "."+getFileTypeByFileName(file_name), "")
+}
+
+func getSha256ByUrl(url string) string {
+	resp, _ := http.Get(url)
+	defer resp.Body.Close()
+	bytes, _ := ioutil.ReadAll(resp.Body)
+	return string(bytes)
+}
+
 func getFileTypeByFileName(filename string) string {
 	filenames := strings.Split(filename, ".")
 	switch filenames[len(filenames)-1] {
diff --git a/internal/pkg/collector/openjdk_collector.go b/internal/pkg/collector/openjdk_collector.go
index 922a063..05f5120 100644
--- a/internal/pkg/collector/openjdk_collector.go
+++ b/internal/pkg/collector/openjdk_collector.go
@@ -1,5 +1,215 @@
 package collector
 
-func GetOpenJDKReleasesInfo() {
+import (
+	"fmt"
+	"net/http"
+	"runtime"
+	"strings"
 
+	"github.com/PuerkitoBio/goquery"
+	"github.com/forget-the-bright/j/internal/pkg/config"
+)
+
+func ConvertCollectorToUrlItem(colls []*Collector) []*config.UrlItem {
+	var rs = make([]*config.UrlItem, 0)
+	for _, coll := range colls {
+		var item *Op_Item
+		switch runtime.GOOS {
+		case "linux":
+			if runtime.GOARCH == "aarch64" {
+				item = coll.Linux_AArch64
+			} else {
+				item = coll.Linux_X64
+			}
+		case "windows":
+			item = coll.Windows_X64
+		case "darwin":
+			if runtime.GOARCH == "aarch64" {
+				item = coll.Mac_AArch64
+			} else {
+				item = coll.Mac_X64
+			}
+		default:
+			item = nil
+		}
+		if item != nil {
+			rs = append(rs, &config.UrlItem{
+				In: &config.JavaFileItem{
+					FileName: item.FileName,
+					URL:      item.Url,
+					Sha256:   getSha256ByUrl(item.Sha256Url),
+				},
+				SimpleName: coll.Version,
+				Expected:   getFileNameNoSuffix(item.FileName),
+			})
+		}
+	}
+	switch runtime.GOOS {
+	case "windows":
+		rs = append(rs, &config.UrlItem{
+			In: &config.JavaFileItem{
+				FileName: "openjdk-8u42-b03-windows-i586-14_jul_2022.zip",
+				URL:      "https://download.java.net/openjdk/jdk8u42/ri/openjdk-8u42-b03-windows-i586-14_jul_2022.zip",
+				Sha256:   "0314134bd981db63c7ca68d262ef896383b5694307a14bac81af88b5ad926279",
+			},
+			Expected:   "openjdk-8u42-b03-windows-i586-14_jul_2022",
+			SimpleName: "8",
+		})
+	case "linux":
+		rs = append(rs, &config.UrlItem{
+			In: &config.JavaFileItem{
+				FileName: "openjdk-8u42-b03-linux-x64-14_jul_2022.tar.gz",
+				URL:      "https://download.java.net/openjdk/jdk8u42/ri/openjdk-8u42-b03-linux-x64-14_jul_2022.tar.gz",
+				Sha256:   "dd5fc6ef5ebffb88cd66af5258226c31f6c719fdcd855d95464fdb2cab051baa",
+			},
+			Expected:   "openjdk-8u42-b03-linux-x64-14_jul_2022",
+			SimpleName: "8",
+		})
+
+	}
+	return config.ReverseArray(rs)
+}
+
+func GetOpenJDKVesionUrlInfo() []*Collector {
+	resp, _ := http.Get(Collector_Archive_Url)
+	Collectors = make([]*Collector, 0)
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		fmt.Println("false")
+	}
+	doc_selector, _ := goquery.NewDocumentFromReader(resp.Body)
+	divs := doc_selector.Find("#sidebar").Find(".links")
+	divs.Each(func(j int, div *goquery.Selection) {
+		link_about := div.Find(".about").Text()
+		if link_about == "Reference Implementations" {
+			a_docs := div.Find("a")
+			a_docs.Each(func(j int, a_doc *goquery.Selection) {
+				info_url := a_doc.AttrOr("href", "")
+				versions := strings.Split(a_doc.Text(), " ")
+				version := versions[len(versions)-1]
+				version_url := Collector_Url + strings.ReplaceAll(info_url, ".", "")
+				Collectors = append(Collectors, getVersionByUrl(version, version_url))
+				//fmt.Println(version)
+				//fmt.Println(version_url)
+			})
+		}
+		//fmt.Printf("link_about: %v\n", link_about)
+	})
+	return Collectors
+}
+
+func GetOpenJDKArchiveReleasesInfo() []*Collector {
+	Archive_Releases_Collectors = make([]*Collector, 0)
+	resp, _ := http.Get(Collector_Archive_Url)
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		fmt.Println("false")
+	}
+	docs, _ := goquery.NewDocumentFromReader(resp.Body)
+	tbody_docs := docs.Find(".builds").Find("tbody").Children()
+	var collector_Item *Collector
+	tbody_docs.Each(func(j int, tr *goquery.Selection) {
+		th := tr.Find("th")
+		if th.Length() == 1 {
+			val := th.Text()
+			if val != "Source" {
+				s2 := strings.Split(val, "(build ")
+				version_str := strings.Trim(strings.Trim(s2[0], " "), " GA")
+				//fmt.Println("\n" + version_str)
+				collector_Item = &Collector{
+					Version: version_str,
+				}
+				Archive_Releases_Collectors = append(Archive_Releases_Collectors, collector_Item)
+			}
+		}
+		if th.Length() == 2 {
+			a_item := tr.Find("td").Find("a")
+			file_type := strings.Trim(a_item.First().Text(), "\n")
+			download_url := a_item.First().AttrOr("href", "")
+			file_name := getFileNameByDownLoadUrl(download_url)
+			sha256_url := a_item.Last().AttrOr("href", "")
+			releases := strings.Split(th.First().Text(), "/")
+
+			switch releases[0] {
+			case "Windows":
+				collector_Item.Windows_X64 = build_Op_Item(file_type, "x64", download_url, sha256_url, file_name)
+			case "Mac":
+				if len(releases) == 1 || releases[1] == "x64" {
+					collector_Item.Mac_X64 = build_Op_Item(file_type, "x64", download_url, sha256_url, file_name)
+				} else {
+					collector_Item.Mac_AArch64 = build_Op_Item(file_type, releases[1], download_url, sha256_url, file_name)
+				}
+			case "Linux":
+				if len(releases) == 1 || releases[1] == "x64" {
+					collector_Item.Linux_X64 = build_Op_Item(file_type, "x64", download_url, sha256_url, file_name)
+				} else {
+					collector_Item.Linux_X64 = build_Op_Item(file_type, releases[1], download_url, sha256_url, file_name)
+				}
+			}
+		}
+	})
+	return Archive_Releases_Collectors
+}
+
+func getVersionByUrl(version, url string) *Collector {
+	var coll = Collector{
+		Version: version,
+	}
+	resp, _ := http.Get(url)
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		fmt.Println("false")
+	}
+	doc_selector, _ := goquery.NewDocumentFromReader(resp.Body)
+
+	divs := doc_selector.Find("#main").Find("ul")
+
+	if divs.Length() <= 1 || version == "8" {
+		li_docs := divs.Find("li")
+		linux_x64_a := li_docs.Eq(0).Find("a")
+		windows_x64_a := li_docs.Eq(1).Find("a")
+
+		linux_url := linux_x64_a.Eq(0).AttrOr("href", "")
+		linux_file_name := getFileNameByDownLoadUrl(linux_url)
+		linux_file_type := getFileTypeByFileName(linux_file_name)
+		linux_sha256_url := linux_x64_a.Eq(1).AttrOr("href", "")
+
+		windows_url := windows_x64_a.Eq(0).AttrOr("href", "")
+		windows_file_name := getFileNameByDownLoadUrl(windows_url)
+		windows_file_type := getFileTypeByFileName(windows_file_name)
+		windows_sha256_url := windows_x64_a.Eq(1).AttrOr("href", "")
+
+		coll.Linux_X64 = &Op_Item{
+			Arch:      "x64",
+			Url:       linux_url,
+			Sha256Url: linux_sha256_url,
+			FileName:  linux_file_name,
+			FileType:  linux_file_type,
+		}
+		coll.Windows_X64 = &Op_Item{
+			Arch:      "x64",
+			Url:       windows_url,
+			Sha256Url: windows_sha256_url,
+			FileName:  windows_file_name,
+			FileType:  windows_file_type,
+		}
+	} else {
+		divs_eq0 := divs.Eq(0)
+		li_docs := divs_eq0.Find("li")
+		linux_x64_a := li_docs.Eq(0).Find("a")
+
+		linux_url := linux_x64_a.Eq(0).AttrOr("href", "")
+		linux_file_name := getFileNameByDownLoadUrl(linux_url)
+		linux_file_type := getFileTypeByFileName(linux_file_name)
+		linux_sha256_url := linux_x64_a.Eq(1).AttrOr("href", "")
+		coll.Linux_X64 = &Op_Item{
+			Arch:      "x64",
+			Url:       linux_url,
+			Sha256Url: linux_sha256_url,
+			FileName:  linux_file_name,
+			FileType:  linux_file_type,
+		}
+
+	}
+	return &coll
 }
diff --git a/internal/pkg/collector/openjdk_collector_test.go b/internal/pkg/collector/openjdk_collector_test.go
index 537f766..c6392a1 100644
--- a/internal/pkg/collector/openjdk_collector_test.go
+++ b/internal/pkg/collector/openjdk_collector_test.go
@@ -2,6 +2,7 @@ package collector
 
 import (
 	"fmt"
+	"io/ioutil"
 	"net/http"
 	"strings"
 	"testing"
@@ -9,6 +10,16 @@ import (
 	"github.com/PuerkitoBio/goquery"
 )
 
+func Test_GetSha256ByUrl(t *testing.T) {
+	resp, _ := http.Get("https://download.java.net/java/GA/jdk19.0.1/afdd2e245b014143b62ccb916125e3ce/10/GPL/openjdk-19.0.1_windows-x64_bin.zip.sha256")
+	defer resp.Body.Close()
+	bytes, _ := ioutil.ReadAll(resp.Body)
+	t.Run("", func(t *testing.T) {
+		fmt.Println(string(bytes))
+	})
+
+}
+
 func Test_getOpenJdkVersion(t *testing.T) {
 	resp, _ := http.Get(Collector_Archive_Url)
 	colls := make([]*Collector, 0)
@@ -105,7 +116,7 @@ func test_getVersionByUrl(version, url string) *Collector {
 }
 
 func Test_getArchiveVersion(t *testing.T) {
-	Collectors = make([]*Collector, 0)
+	Archive_Releases_Collectors = make([]*Collector, 0)
 	resp, _ := http.Get(Collector_Archive_Url)
 	defer resp.Body.Close()
 	if resp.StatusCode != http.StatusOK {
@@ -137,7 +148,7 @@ func Test_getArchiveVersion(t *testing.T) {
 					collector_Item = &Collector{
 						Version: version_str,
 					}
-					Collectors = append(Collectors, collector_Item)
+					Archive_Releases_Collectors = append(Archive_Releases_Collectors, collector_Item)
 				}
 			}
 			if th.Length() == 2 {
@@ -171,7 +182,7 @@ func Test_getArchiveVersion(t *testing.T) {
 			}
 		})
 	})
-	c2 := Collectors
+	c2 := Archive_Releases_Collectors
 	fmt.Printf("len(c2): %v\n", len(c2))
 	fmt.Println(c2)
 }
diff --git a/internal/pkg/config/urls.go b/internal/pkg/config/urls.go
index 764f614..666f185 100644
--- a/internal/pkg/config/urls.go
+++ b/internal/pkg/config/urls.go
@@ -20,6 +20,13 @@ type UrlItem struct {
 
 var Url_Items []*UrlItem
 
+func ReverseArray(arr []*UrlItem) []*UrlItem {
+	for i, j := 0, len(arr)-1; i < j; i, j = i+1, j-1 {
+		arr[i], arr[j] = arr[j], arr[i]
+	}
+	return arr
+}
+
 func init() {
 	switch runtime.GOOS {
 	case "linux":