diff --git a/.env.example b/.env.example
index 7a4a794..75a0c00 100644
--- a/.env.example
+++ b/.env.example
@@ -32,3 +32,14 @@ POSTGRES_DSN=
 
 # Random secret. Recommended length is 64 characters at minimum.
 JWT_SECRET=
+
+# URL to Boxy's API.
+# e.g. http://localhost:8001
+# without ending forward slash (/)
+BOXY_URL=
+
+# Address by which Boxy can reach us. If it is not set, it will be the address with which we'll reach Boxy's API.
+BOXY_CLIENT_ADDRESS=
+
+BOXY_CLIENT_NAME=
+BOXY_CLIENT_SECRET=
diff --git a/main.go b/main.go
index bf5eb73..f9b08dd 100644
--- a/main.go
+++ b/main.go
@@ -18,11 +18,15 @@
 package main
 
 import (
+	"bytes"
 	"context"
+	"encoding/json"
 	"errors"
 	"fmt"
 	"log"
+	"net/http"
 	"os"
+	"strconv"
 
 	"github.com/gin-gonic/gin"
 	"github.com/joho/godotenv"
@@ -56,6 +60,9 @@ func main() {
 
 	databaseType := getEnv("DATABASE_TYPE", "sqlite")
 	sqliteFile := getEnv("SQLITE_FILE", "stereo.db")
+	boxyApiUrl := getEnv("BOXY_URL", "")
+	port := getEnv("PORT", "8081")
+
 	imagePath := getEnv("IMAGE_PATH", os.TempDir())
 
 	if _, err := os.Stat(imagePath); err != nil {
@@ -82,7 +89,7 @@ func main() {
 		Router:      gin.Default(),
 		MinioClient: minioClient,
 		Bucket:      requireEnv("S3_BUCKET"),
-		Context: context.Background(),
+		Context:     context.Background(),
 		ImagePath:   imagePath,
 		Client: client.New(
 			requireEnv("REDIRECT_URI"),
@@ -122,7 +129,40 @@ func main() {
 
 	c.Database.AutoMigrate(&auth.User{}, &types.File{})
 
+	if boxyApiUrl != "" {
+		boxyClientName := requireEnv("BOXY_CLIENT_NAME")
+		boxyClientSecret := requireEnv("BOXY_CLIENT_SECRET")
+		boxyClientAddress := getEnv("BOXY_CLIENT_ADDRESS", "")
+
+		rawBody := map[string]any{
+			"port":     port,
+			"hostname": c.Domain,
+		}
+		if boxyClientAddress != "" {
+			rawBody["address"] = boxyClientAddress
+		}
+
+		jBody, err := json.Marshal(rawBody)
+
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		req, err := http.NewRequest("POST", boxyApiUrl+"/register", bytes.NewBuffer(jBody))
+
+		req.SetBasicAuth(boxyClientName, boxyClientSecret)
+
+		http.DefaultClient.Do(req)
+
+		if req.Response.StatusCode != 200 {
+			log.Fatal("Could not register with Boxy.\nStatus Code: " + strconv.Itoa(req.Response.StatusCode))
+			return
+		}
+
+		log.Println("Successfully registered with Boxy.")
+	}
+
 	api.Register(&c)
-	fmt.Printf("Running on port %s\n", getEnv("PORT", "8081"))
+	fmt.Printf("Running on port %s\n", port)
 	c.Router.Run()
 }