diff --git a/README.md b/README.md
index 275ae1b..2e819b9 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,8 @@ Example use case:
 
 - Aggregate and view the contents of multiple files or directories in one command.
 - Automatically copy the aggregated result to the clipboard for seamless integration with other tools or platforms.
+- Export your codebase to a markdown document.
+- Export your codebase to a typst document.
 
 ## Dependencies
 
@@ -42,14 +44,21 @@ The binary will be placed in your $GOPATH/bin directory. Ensure $GOPATH/bin is i
 
 ## Example Usage
 
-Concatenate files and directories:
+### Concatenate files and directories:
 
 ```bash
-./pat file1.txt folder/
+pat file1.txt folder/
 ```
 
 Output is printed to the terminal and copied to the clipboard, allowing you to paste it elsewhere.
 
+### Create printed
+
+```sh
+
+pat -t -i .gitignore . | typst compile /dev/stdin pat.pdf
+```
+
 ---
 
 #### Notes
diff --git a/pat b/pat
new file mode 100755
index 0000000..a4d4e67
Binary files /dev/null and b/pat differ
diff --git a/pkg/cat/read.go b/pkg/cat/read.go
index d7cc735..10ea669 100644
--- a/pkg/cat/read.go
+++ b/pkg/cat/read.go
@@ -6,17 +6,9 @@ import (
 	"os"
 	"path"
 	"strings"
+	"unicode/utf8"
 )
 
-var INVALID_SUFFIXES = []string{
-	"png",
-	"jpg",
-	"jpeg",
-	"webp",
-	"ico",
-	"ttf",
-}
-
 func (c Cater) dir(dir string) (e entry, err error) {
 	files, err := os.ReadDir(dir)
 	if err != nil {
@@ -36,10 +28,6 @@ func (c Cater) dir(dir string) (e entry, err error) {
 
 		var ent entry
 		if !file.IsDir() {
-			if !validSuffix(file.Name()) {
-				continue
-			}
-
 			ent, err = c.file(path)
 		} else {
 			ent, err = c.dir(path)
@@ -59,6 +47,10 @@ func (c Cater) file(filePath string) (e entry, err error) {
 	}
 	defer file.Close()
 
+	e.fqname = filePath
+	e.name = name(filePath)
+	e.children = []entry{}
+
 	// read file into strings.Builder
 	var sb strings.Builder
 	reader := bufio.NewReader(file)
@@ -68,16 +60,17 @@ func (c Cater) file(filePath string) (e entry, err error) {
 		if err != nil && err != io.EOF {
 			return e, err
 		}
+		if !utf8.Valid([]byte(line)) {
+			e.content = "blob\n"
+			return e, nil
+		}
 		sb.WriteString(line)
 		if err == io.EOF {
 			break
 		}
 	}
 
-	e.fqname = filePath
-	e.name = name(filePath)
 	e.content = sb.String()
-	e.children = []entry{}
 
 	return
 }
@@ -86,12 +79,3 @@ func name(name string) string {
 	ps := strings.Split(name, "/")
 	return ps[len(ps)-1]
 }
-
-func validSuffix(name string) bool {
-	for _, s := range INVALID_SUFFIXES {
-		if strings.HasSuffix(name, s) {
-			return false
-		}
-	}
-	return true
-}