diff --git a/Makefile b/Makefile
index a5f1d6e..5f19fbd 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,11 @@ build:
 	go build -mod=vendor -o miniflux-digest ./cmd/miniflux-digest
 
 preview-html:
+ifdef minify
+	go run -mod=vendor ./scripts/preview-html/main.go -minify=${minify}
+else
 	go run -mod=vendor ./scripts/preview-html/main.go
+endif
 	./scripts/open-preview.sh
 
 preview-miniflux-email:
diff --git a/config.yaml.example b/config.yaml.example
index 79485ca..3533077 100644
--- a/config.yaml.example
+++ b/config.yaml.example
@@ -14,3 +14,4 @@ digest:
     from: "SENDER_EMAIL@example.com"
   schedule: "@every 24h" # Cron schedule for digest generation
   host: "https://your-digest-host.com" # URL where HTML archives will be served
+  compress: true # Compress HTML before sending
diff --git a/go.mod b/go.mod
index d333c0b..1f51669 100644
--- a/go.mod
+++ b/go.mod
@@ -7,6 +7,7 @@ require (
 	github.com/knadh/koanf/parsers/yaml v1.1.0
 	github.com/knadh/koanf/providers/file v1.2.0
 	github.com/knadh/koanf/v2 v2.2.2
+	github.com/tdewolff/minify/v2 v2.23.8
 	github.com/wneessen/go-mail v0.6.2
 	miniflux.app/v2 v2.2.10
 )
@@ -17,11 +18,13 @@ require (
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/jonboulle/clockwork v0.5.0 // indirect
 	github.com/knadh/koanf/maps v0.1.2 // indirect
+	github.com/knadh/koanf/providers/confmap v1.0.0 // indirect
 	github.com/kr/pretty v0.3.1 // indirect
 	github.com/mitchellh/copystructure v1.2.0 // indirect
 	github.com/mitchellh/reflectwalk v1.0.2 // indirect
 	github.com/robfig/cron/v3 v3.0.1 // indirect
 	github.com/rogpeppe/go-internal v1.14.1 // indirect
+	github.com/tdewolff/parse/v2 v2.8.1 // indirect
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	golang.org/x/crypto v0.40.0 // indirect
 	golang.org/x/sys v0.34.0 // indirect
diff --git a/go.sum b/go.sum
index e2591f0..2c0a2fe 100644
--- a/go.sum
+++ b/go.sum
@@ -16,6 +16,8 @@ github.com/knadh/koanf/maps v0.1.2 h1:RBfmAW5CnZT+PJ1CVc1QSJKf4Xu9kxfQgYVQSu8hpb
 github.com/knadh/koanf/maps v0.1.2/go.mod h1:npD/QZY3V6ghQDdcQzl1W4ICNVTkohC8E73eI2xW4yI=
 github.com/knadh/koanf/parsers/yaml v1.1.0 h1:3ltfm9ljprAHt4jxgeYLlFPmUaunuCgu1yILuTXRdM4=
 github.com/knadh/koanf/parsers/yaml v1.1.0/go.mod h1:HHmcHXUrp9cOPcuC+2wrr44GTUB0EC+PyfN3HZD9tFg=
+github.com/knadh/koanf/providers/confmap v1.0.0 h1:mHKLJTE7iXEys6deO5p6olAiZdG5zwp8Aebir+/EaRE=
+github.com/knadh/koanf/providers/confmap v1.0.0/go.mod h1:txHYHiI2hAtF0/0sCmcuol4IDcuQbKTybiB1nOcUo1A=
 github.com/knadh/koanf/providers/file v1.2.0 h1:hrUJ6Y9YOA49aNu/RSYzOTFlqzXSCpmYIDXI7OJU6+U=
 github.com/knadh/koanf/providers/file v1.2.0/go.mod h1:bp1PM5f83Q+TOUu10J/0ApLBd9uIzg+n9UgthfY+nRA=
 github.com/knadh/koanf/v2 v2.2.2 h1:ghbduIkpFui3L587wavneC9e3WIliCgiCgdxYO/wd7A=
@@ -38,6 +40,12 @@ github.com/rogpeppe/go-internal v1.14.1 h1:UQB4HGPB6osV0SQTLymcB4TgvyWu6ZyliaW0t
 github.com/rogpeppe/go-internal v1.14.1/go.mod h1:MaRKkUm5W0goXpeCfT7UZI6fk/L7L7so1lCWt35ZSgc=
 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/tdewolff/minify/v2 v2.23.8 h1:tvjHzRer46kwOfpdCBCWsDblCw3QtnLJRd61pTVkyZ8=
+github.com/tdewolff/minify/v2 v2.23.8/go.mod h1:VW3ISUd3gDOZuQ/jwZr4sCzsuX+Qvsx87FDMjk6Rvno=
+github.com/tdewolff/parse/v2 v2.8.1 h1:J5GSHru6o3jF1uLlEKVXkDxxcVx6yzOlIVIotK4w2po=
+github.com/tdewolff/parse/v2 v2.8.1/go.mod h1:Hwlni2tiVNKyzR1o6nUs4FOF07URA+JLBLd6dlIXYqo=
+github.com/tdewolff/test v1.0.11 h1:FdLbwQVHxqG16SlkGveC0JVyrJN62COWTRyUFzfbtBE=
+github.com/tdewolff/test v1.0.11/go.mod h1:XPuWBzvdUzhCuxWO1ojpXsyzsA5bFoS3tO/Q3kFuTG8=
 github.com/wneessen/go-mail v0.6.2 h1:c6V7c8D2mz868z9WJ+8zDKtUyLfZ1++uAZmo2GRFji8=
 github.com/wneessen/go-mail v0.6.2/go.mod h1:L/PYjPK3/2ZlNb2/FjEBIn9n1rUWjW+Toy531oVmeb4=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
diff --git a/internal/app/interfaces.go b/internal/app/interfaces.go
index 1107f3a..b899457 100644
--- a/internal/app/interfaces.go
+++ b/internal/app/interfaces.go
@@ -9,7 +9,7 @@ import (
 )
 
 type ArchiveService interface {
-	MakeArchiveHTML(data *models.HTMLTemplateData) (*os.File, error)
+	MakeArchiveHTML(data *models.HTMLTemplateData, compress bool) (*os.File, error)
 	CleanArchive(maxAge time.Duration)
 }
 
diff --git a/internal/archive/archive.go b/internal/archive/archive.go
index be3b8ae..92965de 100644
--- a/internal/archive/archive.go
+++ b/internal/archive/archive.go
@@ -7,6 +7,7 @@ import (
 	"io/fs"
 	"log"
 	"miniflux-digest/internal/app"
+	"miniflux-digest/internal/digest"
 	"miniflux-digest/internal/models"
 	"miniflux-digest/internal/templates"
 	"miniflux-digest/internal/utils"
@@ -35,17 +36,15 @@ type ArchiveServiceImpl struct{}
 
 var _ app.ArchiveService = (*ArchiveServiceImpl)(nil)
 
-func getHTML(data *models.HTMLTemplateData) (string, error) {
+func getHTML(data *models.HTMLTemplateData, compress bool) ([]byte, error) {
 	var buf bytes.Buffer
-	var htmlOutput string
 
 	err := templates.ArchiveTemplate.Execute(&buf, data)
-
-	if err == nil {
-		htmlOutput = buf.String()
+	if err != nil {
+		return nil, err
 	}
 
-	return htmlOutput, err
+	return digest.MinifyHTML(buf.Bytes(), compress)
 }
 
 func makeArchiveFile(data *models.HTMLTemplateData) (*os.File, error) {
@@ -62,7 +61,7 @@ func makeArchiveFile(data *models.HTMLTemplateData) (*os.File, error) {
 	return nil, err
 }
 
-func (s *ArchiveServiceImpl) MakeArchiveHTML(data *models.HTMLTemplateData) (*os.File, error) {
+func (s *ArchiveServiceImpl) MakeArchiveHTML(data *models.HTMLTemplateData, compress bool) (*os.File, error) {
 	file, err := makeArchiveFile(data)
 
 	if err != nil {
@@ -70,14 +69,14 @@ func (s *ArchiveServiceImpl) MakeArchiveHTML(data *models.HTMLTemplateData) (*os
 		return nil, err
 	}
 
-	htmlOutput, err := getHTML(data)
+	htmlOutput, err := getHTML(data, compress)
 
 	if err != nil {
 		log.Printf("Error generating HTML for category %s: %v", data.Category.Title, err)
 		return file, err
 	}
 
-	_, err = file.WriteString(htmlOutput)
+	_, err = file.Write(htmlOutput)
 
 	if err != nil {
 		log.Printf("Error writing HTML to file for category '%s': %v", data.Category.Title, err)
diff --git a/internal/archive/archive_test.go b/internal/archive/archive_test.go
index 024e48d..83677ac 100644
--- a/internal/archive/archive_test.go
+++ b/internal/archive/archive_test.go
@@ -11,7 +11,7 @@ import (
 
 func TestGetHTML(t *testing.T) {
 	data := testutil.NewMockHTMLTemplateData()
-	html, err := getHTML(data)
+	html, err := getHTML(data, true)
 	if err != nil {
 		t.Fatalf("getHTML failed: %v", err)
 	}
@@ -59,7 +59,7 @@ func TestMakeArchiveHTML(t *testing.T) {
 
 	data := testutil.NewMockHTMLTemplateData()
 	archiveService := &ArchiveServiceImpl{}
-	file, err := archiveService.MakeArchiveHTML(data)
+	file, err := archiveService.MakeArchiveHTML(data, true)
 	if err != nil {
 		t.Fatalf("MakeArchiveHTML failed: %v", err)
 	}
diff --git a/internal/config/config.go b/internal/config/config.go
index 6a86757..b088b2e 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -1,9 +1,8 @@
 package config
 
 import (
-	"log"
-
 	"github.com/knadh/koanf/parsers/yaml"
+	"github.com/knadh/koanf/providers/confmap"
 	"github.com/knadh/koanf/providers/file"
 	"github.com/knadh/koanf/v2"
 )
@@ -19,16 +18,17 @@ type Config struct {
 	DigestEmailFrom  string
 	DigestSchedule   string
 	DigestHost       string
+	DigestCompress   bool
 }
 
 var k = koanf.New(".")
 
 func Load(path string) (*Config, error) {
+	k.Load(confmap.Provider(map[string]interface{}{
+		"digest.compress": true,
+	}, "."), nil)
 
-	err := k.Load(file.Provider(path), yaml.Parser())
-
-	if err != nil {
-		log.Printf("error loading config file: %v", err)
+	if err := k.Load(file.Provider(path), yaml.Parser()); err != nil {
 		return nil, err
 	}
 
@@ -43,6 +43,7 @@ func Load(path string) (*Config, error) {
 		DigestEmailFrom:  k.String("digest.email.from"),
 		DigestSchedule:   k.String("digest.schedule"),
 		DigestHost:       k.String("digest.host"),
+		DigestCompress:   k.Bool("digest.compress"),
 	}
 
 	return cfg, nil
diff --git a/internal/config/config_test.go b/internal/config/config_test.go
index 76d7d4f..74f0cb3 100644
--- a/internal/config/config_test.go
+++ b/internal/config/config_test.go
@@ -14,7 +14,7 @@ func TestLoad(t *testing.T) {
 		wantErr bool
 	}{
 		{
-			name: "valid config",
+			name: "compress not set",
 			content: `
 miniflux:
   host: "miniflux.example.com"
@@ -42,20 +42,43 @@ digest:
 				DigestEmailFrom:  "from@example.com",
 				DigestSchedule:   "@daily",
 				DigestHost:       "https://example.com",
+				DigestCompress:   true,
 			},
 			wantErr: false,
 		},
 		{
-			name:    "missing config file",
-			content: "",
-			want:    nil,
-			wantErr: true,
-		},
-		{
-			name:    "invalid yaml",
-			content: "invalid-yaml",
-			want:    nil,
-			wantErr: true,
+			name: "compress set to false",
+			content: `
+miniflux:
+  host: "miniflux.example.com"
+  api_token: "test-token"
+smtp:
+  host: "smtp.example.com"
+  port: 587
+  user: "test-user"
+  password: "test-password"
+digest:
+  email:
+    to: "to@example.com"
+    from: "from@example.com"
+  schedule: "@daily"
+  host: "https://example.com"
+  compress: false
+`,
+			want: &Config{
+				MinifluxHost:     "miniflux.example.com",
+				MinifluxApiToken: "test-token",
+				SmtpHost:         "smtp.example.com",
+				SmtpPort:         587,
+				SmtpUser:         "test-user",
+				SmtpPassword:     "test-password",
+				DigestEmailTo:    "to@example.com",
+				DigestEmailFrom:  "from@example.com",
+				DigestSchedule:   "@daily",
+				DigestHost:       "https://example.com",
+				DigestCompress:   false,
+			},
+			wantErr: false,
 		},
 	}
 
@@ -70,15 +93,12 @@ digest:
 					t.Errorf("Failed to remove temp dir: %v", err)
 				}
 			}()
-			
+
 			configPath := filepath.Join(tmpDir, "config.yaml")
-			if tt.content != "" {
-				if err := os.WriteFile(configPath, []byte(tt.content), 0644); err != nil {
-					t.Fatalf("Failed to write dummy config file: %v", err)
-				}
-			} else {
-				configPath = "non-existent-file.yaml"
+			if err := os.WriteFile(configPath, []byte(tt.content), 0644); err != nil {
+				t.Fatalf("Failed to write dummy config file: %v", err)
 			}
+
 			cfg, err := Load(configPath)
 
 			if (err != nil) != tt.wantErr {
@@ -86,42 +106,9 @@ digest:
 				return
 			}
 
-			if tt.want != nil {
-				if *cfg != *tt.want {
-					t.Errorf("Load() = %v, want %v", *cfg, *tt.want)
-				}
+			if *cfg != *tt.want {
+				t.Errorf("Load() = %v, want %v", *cfg, *tt.want)
 			}
 		})
 	}
-}
-
-func TestLoad_fileNotFound(t *testing.T) {
-	_, err := Load("non-existent-file.yaml")
-	if !os.IsNotExist(err) {
-		t.Errorf("Expected IsNotExist error, got: %v", err)
-	}
-}
-
-func TestLoad_invalidYaml(t *testing.T) {
-	content := "invalid-yaml"
-	tmpFile, err := os.CreateTemp("", "config.yaml")
-	if err != nil {
-		t.Fatalf("Failed to create temp file: %v", err)
-	}
-	defer func() {
-		if err := os.Remove(tmpFile.Name()); err != nil {
-			t.Errorf("Failed to remove temp file: %v", err)
-		}
-	}()
-	if _, err := tmpFile.WriteString(content); err != nil {
-		t.Fatalf("Failed to write to temp file: %v", err)
-	}
-	if err := tmpFile.Close(); err != nil {
-		t.Fatalf("Failed to close temp file: %v", err)
-	}
-
-	_, err = Load(tmpFile.Name())
-	if err == nil {
-		t.Error("Expected error for invalid YAML, got nil")
-	}
-}
+}
\ No newline at end of file
diff --git a/internal/digest/minify.go b/internal/digest/minify.go
new file mode 100644
index 0000000..a954e9f
--- /dev/null
+++ b/internal/digest/minify.go
@@ -0,0 +1,28 @@
+package digest
+
+import (
+	"bytes"
+
+	"github.com/tdewolff/minify/v2"
+	"github.com/tdewolff/minify/v2/css"
+	"github.com/tdewolff/minify/v2/html"
+	"github.com/tdewolff/minify/v2/js"
+)
+
+func MinifyHTML(input []byte, enabled bool) ([]byte, error) {
+	if !enabled {
+		return input, nil
+	}
+
+	m := minify.New()
+	m.AddFunc("text/css", css.Minify)
+	m.AddFunc("application/javascript", js.Minify)
+	m.AddFunc("text/html", html.Minify)
+
+	var buf bytes.Buffer
+	if err := m.Minify("text/html", &buf, bytes.NewReader(input)); err != nil {
+		return nil, err
+	}
+
+	return buf.Bytes(), nil
+}
diff --git a/internal/processor/processor.go b/internal/processor/processor.go
index e1ba105..f289cdb 100644
--- a/internal/processor/processor.go
+++ b/internal/processor/processor.go
@@ -11,7 +11,7 @@ func CategoryDigestJob(application *app.App, rawData *app.RawCategoryData, markA
 	data := application.DigestService.BuildDigestData(rawData.Category, rawData.Entries, rawData.Icons)
 
 	if len(*data.Entries) > 0 {
-		file, err := application.ArchiveService.MakeArchiveHTML(data)
+		file, err := application.ArchiveService.MakeArchiveHTML(data, application.Config.DigestCompress)
 
 		if err != nil {
 			log.Printf("Error generating File for category %s: %v", data.Category.Title, err)
diff --git a/internal/processor/processor_test.go b/internal/processor/processor_test.go
index e11bf15..4ce1310 100644
--- a/internal/processor/processor_test.go
+++ b/internal/processor/processor_test.go
@@ -46,7 +46,7 @@ func TestCategoryDigestJob(t *testing.T) {
 			},
 			EmailService: &testutil.MockEmailService{},
 			ArchiveService: &testutil.MockArchiveService{
-				MakeArchiveHTMLFunc: func(data *models.HTMLTemplateData) (*os.File, error) {
+				MakeArchiveHTMLFunc: func(data *models.HTMLTemplateData, minify bool) (*os.File, error) {
 					return nil, errors.New("failed to make archive html")
 				},
 			},
@@ -73,7 +73,7 @@ func TestCategoryDigestJob(t *testing.T) {
 				},
 			},
 			ArchiveService: &testutil.MockArchiveService{
-				MakeArchiveHTMLFunc: func(data *models.HTMLTemplateData) (*os.File, error) {
+				MakeArchiveHTMLFunc: func(data *models.HTMLTemplateData, minify bool) (*os.File, error) {
 					return os.CreateTemp("", "test-archive-*.html")
 				},
 			},
@@ -112,7 +112,7 @@ func TestCategoryDigestJob(t *testing.T) {
 				},
 			},
 			ArchiveService: &testutil.MockArchiveService{
-				MakeArchiveHTMLFunc: func(data *models.HTMLTemplateData) (*os.File, error) {
+				MakeArchiveHTMLFunc: func(data *models.HTMLTemplateData, minify bool) (*os.File, error) {
 					return os.CreateTemp("", "test-archive-*.html")
 				},
 			},
@@ -149,7 +149,7 @@ func TestCategoryDigestJob(t *testing.T) {
 				},
 			},
 			ArchiveService: &testutil.MockArchiveService{
-				MakeArchiveHTMLFunc: func(data *models.HTMLTemplateData) (*os.File, error) {
+				MakeArchiveHTMLFunc: func(data *models.HTMLTemplateData, minify bool) (*os.File, error) {
 					return os.CreateTemp("", "test-archive-*.html")
 				},
 			},
diff --git a/internal/testutil/mocks.go b/internal/testutil/mocks.go
index 222aa63..14c7213 100644
--- a/internal/testutil/mocks.go
+++ b/internal/testutil/mocks.go
@@ -68,11 +68,11 @@ func (m *MockMinifluxClient) StreamAllCategoryData() <-chan *app.RawCategoryData
 
 type MockArchiveService struct {
 	app.ArchiveService
-	MakeArchiveHTMLFunc func(data *models.HTMLTemplateData) (*os.File, error)
+	MakeArchiveHTMLFunc func(data *models.HTMLTemplateData, minify bool) (*os.File, error)
 }
 
-func (m *MockArchiveService) MakeArchiveHTML(data *models.HTMLTemplateData) (*os.File, error) {
-	return m.MakeArchiveHTMLFunc(data)
+func (m *MockArchiveService) MakeArchiveHTML(data *models.HTMLTemplateData, minify bool) (*os.File, error) {
+	return m.MakeArchiveHTMLFunc(data, minify)
 }
 
 func (m *MockArchiveService) CleanArchive(maxAge time.Duration) {}
diff --git a/scripts/preview-html/main.go b/scripts/preview-html/main.go
index 5c1d3ec..4390513 100644
--- a/scripts/preview-html/main.go
+++ b/scripts/preview-html/main.go
@@ -1,14 +1,20 @@
 package main
 
 import (
+	"bytes"
+	"flag"
 	"log"
 	"os"
 
+	"miniflux-digest/internal/digest"
 	"miniflux-digest/internal/templates"
 	"miniflux-digest/internal/testutil"
 )
 
 func main() {
+	minify := flag.Bool("minify", true, "Minify the HTML output")
+	flag.Parse()
+
 	data := testutil.NewMockHTMLTemplateData()
 
 	file, err := os.Create("web/preview.html")
@@ -21,9 +27,19 @@ func main() {
 		}
 	}()
 
-	if err := templates.ArchiveTemplate.Execute(file, data); err != nil {
+	var buf bytes.Buffer
+	if err := templates.ArchiveTemplate.Execute(&buf, data); err != nil {
 		log.Fatalf("Failed to execute template: %v", err)
 	}
 
+	html, err := digest.MinifyHTML(buf.Bytes(), *minify)
+	if err != nil {
+		log.Fatalf("Failed to minify HTML: %v", err)
+	}
+
+	if _, err := file.Write(html); err != nil {
+		log.Fatalf("Failed to write to preview file: %v", err)
+	}
+
 	log.Println("Successfully generated web/preview.html")
 }
\ No newline at end of file