Add list command

go.mod

@@ -6,12 +6,14 @@ require (
 	github.com/arduino/go-paths-helper v1.14.0
 	github.com/arduino/go-windows-runas v1.0.1
 	github.com/codeclysm/extract/v4 v4.0.0
+	github.com/jedib0t/go-pretty/v6 v6.6.8
 	github.com/leonelquinteros/gotext v1.7.2
 	github.com/schollz/progressbar/v3 v3.18.0
 	github.com/sirupsen/logrus v1.9.3
 	github.com/spf13/cobra v1.9.1
-	github.com/stretchr/testify v1.9.0
+	github.com/stretchr/testify v1.10.0
 	go.bug.st/cleanup v1.0.0
+	go.bug.st/f v0.4.0
 )
 
 require (
@@ -20,12 +22,14 @@ require (
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/juju/errors v1.0.0 // indirect
 	github.com/klauspost/compress v1.18.0 // indirect
+	github.com/mattn/go-runewidth v0.0.16 // indirect
 	github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/spf13/pflag v1.0.7 // indirect
 	github.com/ulikunitz/xz v0.5.12 // indirect
 	golang.org/x/sys v0.36.0 // indirect
 	golang.org/x/term v0.35.0 // indirect
+	golang.org/x/text v0.22.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -14,6 +14,8 @@ github.com/h2non/filetype v1.1.3 h1:FKkx9QbD7HR/zjK1Ia5XiBsq9zdLi5Kf3zGyFTAFkGg=
 github.com/h2non/filetype v1.1.3/go.mod h1:319b3zT68BvV+WRj7cwy856M2ehB3HqNOt6sy1HndBY=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/jedib0t/go-pretty/v6 v6.6.8 h1:JnnzQeRz2bACBobIaa/r+nqjvws4yEhcmaZ4n1QzsEc=
+github.com/jedib0t/go-pretty/v6 v6.6.8/go.mod h1:YwC5CE4fJ1HFUDeivSV1r//AmANFHyqczZk+U6BDALU=
 github.com/juju/errors v1.0.0 h1:yiq7kjCLll1BiaRuNY53MGI0+EQ3rF6GB+wvboZDefM=
 github.com/juju/errors v1.0.0/go.mod h1:B5x9thDqx0wIMH3+aLIMP9HjItInYWObRovoCFM5Qe8=
 github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo=
@@ -30,6 +32,7 @@ github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db h1:62I3jR2Em
 github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db/go.mod h1:l0dey0ia/Uv7NcFFVbCLtqEBQbrT4OCwCSKTEv6enCw=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
 github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
@@ -45,17 +48,21 @@ github.com/spf13/pflag v1.0.7/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
-github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
+github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/ulikunitz/xz v0.5.12 h1:37Nm15o69RwBkXM0J6A5OlE67RZTfzUxTj8fB3dfcsc=
 github.com/ulikunitz/xz v0.5.12/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 go.bug.st/cleanup v1.0.0 h1:XVj1HZxkBXeq3gMT7ijWUpHyIC1j8XAoNSyQ06CskgA=
 go.bug.st/cleanup v1.0.0/go.mod h1:EqVmTg2IBk4znLbPD28xne3abjsJftMdqqJEjhn70bk=
+go.bug.st/f v0.4.0 h1:Vstqb950nMA+PhAlRxUw8QL1ntHy/gXHNyyzjkQLJ10=
+go.bug.st/f v0.4.0/go.mod h1:bMo23205ll7UW63KwO1ut5RdlJ9JK8RyEEr88CmOF5Y=
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.36.0 h1:KVRy2GtZBrk1cBYA7MKu5bEZFxQk4NIDV6RLVcC8o0k=
 golang.org/x/sys v0.36.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
 golang.org/x/term v0.35.0 h1:bZBVKBudEyhRcajGcNc3jIfWPqV4y/Kt2XcoigOWtDQ=
 golang.org/x/term v0.35.0/go.mod h1:TPGtkTLesOwf2DE8CgVYiZinHAOuy5AYUYT1lENIZnA=
+golang.org/x/text v0.22.0 h1:bofq7m3/HAFvbF51jz3Q9wLg3jkvSPuiZu/pD1XwgtM=
+golang.org/x/text v0.22.0/go.mod h1:YRoo4H8PVmsu+E3Ou7cqLVH8oXWIHVoX0jqUWALQhfY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=

list.go

@@ -0,0 +1,75 @@
+// This file is part of arduino-flasher-cli.
+//
+// Copyright 2025 ARDUINO SA (http://www.arduino.cc/)
+//
+// This software is released under the GNU General Public License version 3,
+// which covers the main part of arduino-flasher-cli.
+// The terms of this license can be found at:
+// https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// You can be released from the requirements of the above licenses by purchasing
+// a commercial license. Buying such a license is mandatory if you want to
+// modify or otherwise use the software for commercial activities involving the
+// Arduino software without disclosing the source code of your own applications.
+// To purchase a commercial license, send an email to license@arduino.cc.
+
+package main
+
+import (
+	"github.com/jedib0t/go-pretty/v6/table"
+	"github.com/spf13/cobra"
+
+	"github.com/arduino/arduino-flasher-cli/feedback"
+	"github.com/arduino/arduino-flasher-cli/i18n"
+	"github.com/arduino/arduino-flasher-cli/tablestyle"
+	"github.com/arduino/arduino-flasher-cli/updater"
+)
+
+func newListCmd() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "list",
+		Short: "List the available Linux images",
+		Args:  cobra.NoArgs,
+		Run: func(cmd *cobra.Command, args []string) {
+			runListCommand()
+		},
+	}
+	return cmd
+}
+
+func runListCommand() {
+	client := updater.NewClient()
+
+	manifest, err := client.GetInfoManifest()
+	if err != nil {
+		feedback.Fatal(i18n.Tr("error retrieving the manifest: %v", err), feedback.ErrBadArgument)
+	}
+
+	feedback.PrintResult(listResult{Latest: manifest.Latest, Releases: manifest.Releases})
+}
+
+type listResult struct {
+	Latest   updater.Release   `json:"latest"`
+	Releases []updater.Release `json:"releases"`
+}
+
+// Data implements Result interface
+func (lr listResult) Data() interface{} {
+	return lr
+}
+
+// String implements Result interface
+func (lr listResult) String() string {
+	t := table.NewWriter()
+	t.SetStyle(tablestyle.CustomCleanStyle)
+	t.AppendHeader(table.Row{"VERSION", "LATEST"})
+
+	for i := len(lr.Releases) - 1; i >= 0; i-- {
+		row := table.Row{lr.Releases[i].Version}
+		if lr.Releases[i].Version == lr.Latest.Version {
+			row = append(row, "✓")
+		}
+		t.AppendRow(row)
+	}
+	return t.Render()
+}

main.go

@@ -51,6 +51,7 @@ func main() {
 	rootCmd.AddCommand(
 		newFlashCmd(),
 		newInstallDriversCmd(),
+		newListCmd(),
 		&cobra.Command{
 			Use:   "version",
 			Short: "Print the version number of Arduino Flasher CLI",

tablestyle/tablestyle.go

@@ -0,0 +1,41 @@
+// This file is part of arduino-flasher-cli.
+//
+// Copyright 2025 ARDUINO SA (http://www.arduino.cc/)
+//
+// This software is released under the GNU General Public License version 3,
+// which covers the main part of arduino-flasher-cli.
+// The terms of this license can be found at:
+// https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// You can be released from the requirements of the above licenses by purchasing
+// a commercial license. Buying such a license is mandatory if you want to
+// modify or otherwise use the software for commercial activities involving the
+// Arduino software without disclosing the source code of your own applications.
+// To purchase a commercial license, send an email to license@arduino.cc.
+
+package tablestyle
+
+import (
+	"github.com/jedib0t/go-pretty/v6/table"
+	"github.com/jedib0t/go-pretty/v6/text"
+)
+
+var (
+	CustomCleanStyle = table.Style{
+		Name: "CustomClean",
+		Box:  table.BoxStyle{PaddingRight: " "},
+		Format: table.FormatOptions{
+			Footer:   text.FormatUpper,
+			Header:   text.FormatUpper,
+			Row:      text.FormatDefault,
+			RowAlign: text.AlignCenter,
+		},
+		Options: table.Options{
+			DrawBorder:      false,
+			SeparateColumns: true,
+			SeparateFooter:  false,
+			SeparateHeader:  false,
+			SeparateRows:    false,
+		},
+	}
+)

updater/flasher.go

@@ -18,7 +18,6 @@ package updater
 import (
 	"context"
 	"fmt"
-	"net/url"
 	"runtime"
 	"strings"
 
@@ -31,14 +30,7 @@ import (
 
 func Flash(ctx context.Context, imagePath *paths.Path, version string, forceYes bool) error {
 	if !imagePath.Exist() {
-		updateURL := "https://downloads.arduino.cc"
-
-		parsedURL, err := url.Parse(updateURL)
-		if err != nil {
-			return fmt.Errorf("invalid UPDATE_URL: %v", err)
-		}
-
-		client := NewClient(parsedURL, "debian-im/Stable")
+		client := NewClient()
 
 		tempImagePath, err := DownloadAndExtract(client, version, func(target string) (bool, error) {
 			feedback.Printf("Found Debian image version: %s", target)

updater/http_client.go

@@ -23,12 +23,16 @@ import (
 	"io"
 	"net/http"
 	"net/url"
+
+	"go.bug.st/f"
 )
 
+var baseURL = f.Must(url.Parse("https://downloads.arduino.cc"))
+
+const pathRelease = "debian-im/Stable"
+
 // Client holds the base URL, command name, allows custom HTTP client, and optional headers.
 type Client struct {
-	BaseURL    *url.URL
-	CmdName    string
 	HTTPClient HTTPDoer
 	Headers    map[string]string // Optional headers to add to each request
 }
@@ -56,10 +60,8 @@ func WithHTTPClient(client HTTPDoer) Option {
 }
 
 // NewClient creates a new Client with optional configuration.
-func NewClient(baseURL *url.URL, cmdName string, opts ...Option) *Client {
+func NewClient(opts ...Option) *Client {
 	c := &Client{
-		BaseURL:    baseURL,
-		CmdName:    cmdName,
 		HTTPClient: http.DefaultClient,
 		Headers:    nil,
 	}
@@ -78,7 +80,7 @@ func (c *Client) addHeaders(req *http.Request) {
 
 // GetInfoManifest fetches and decodes the Debian images info.json.
 func (c *Client) GetInfoManifest() (Manifest, error) {
-	manifestURL := c.BaseURL.JoinPath(c.CmdName, "info.json").String()
+	manifestURL := baseURL.JoinPath(pathRelease, "info.json").String()
 	req, err := http.NewRequest("GET", manifestURL, nil)
 	if err != nil {
 		return Manifest{}, fmt.Errorf("failed to create request: %w", err)