diff --git a/server/dev.go b/server/dev.go
new file mode 100644
index 00000000..ea923af2
--- /dev/null
+++ b/server/dev.go
@@ -0,0 +1,15 @@
+package server
+
+import (
+	"github.com/alist-org/alist/v3/server/middlewares"
+	"github.com/gin-gonic/gin"
+)
+
+func dev(g *gin.RouterGroup) {
+	g.GET("/path/*path", middlewares.Down, func(ctx *gin.Context) {
+		rawPath := ctx.MustGet("path").(string)
+		ctx.JSON(200, gin.H{
+			"path": rawPath,
+		})
+	})
+}
diff --git a/server/router.go b/server/router.go
index 0398710e..068bd9dd 100644
--- a/server/router.go
+++ b/server/router.go
@@ -1,6 +1,7 @@
 package server
 
 import (
+	"github.com/alist-org/alist/v3/cmd/args"
 	"github.com/alist-org/alist/v3/internal/conf"
 	"github.com/alist-org/alist/v3/internal/message"
 	"github.com/alist-org/alist/v3/server/common"
@@ -31,6 +32,9 @@ func Init(r *gin.Engine) {
 
 	fs(auth.Group("/fs"))
 	admin(auth.Group("/admin", middlewares.AuthAdmin))
+	if args.Dev {
+		dev(r.Group("/dev"))
+	}
 }
 
 func admin(g *gin.RouterGroup) {