diff --git a/modules/structs/repo_tag.go b/modules/structs/repo_tag.go
index f360b4d32..e6dc90c0b 100644
--- a/modules/structs/repo_tag.go
+++ b/modules/structs/repo_tag.go
@@ -53,3 +53,7 @@ type RepoBranchAndTagCount struct {
 	BranchCount int `json:"branch_count"`
 	TagCount    int `json:"tag_count"`
 }
+
+type BranchNameSet struct {
+	BranchName []*string `json:"branch_name"`
+}
diff --git a/routers/api/v1/api.go b/routers/api/v1/api.go
index 17f95d016..bbaa465c7 100644
--- a/routers/api/v1/api.go
+++ b/routers/api/v1/api.go
@@ -839,7 +839,7 @@ func Routes() *web.Route {
 					m.Get("/*", repo.GetReadmeContentsByPath)
 				})
 				m.Get("/commits_slice", repo.GetAllCommitsSliceByTime)
-				// m.Get("/branchtagcount", repo.BranchTagCount)
+				m.Get("/branch_name_set", repo.BranchNameSet)
 				m.Group("/branch_tag_count", func() {
 					m.Get("", repo.BranchTagCount)
 				}, reqRepoReader(models.UnitTypeCode), context.ReferencesGitRepo(true))
diff --git a/routers/api/v1/repo/tag.go b/routers/api/v1/repo/tag.go
index 33a0a5c6b..3ad3ed0a0 100644
--- a/routers/api/v1/repo/tag.go
+++ b/routers/api/v1/repo/tag.go
@@ -14,6 +14,7 @@ import (
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
+	"code.gitea.io/gitea/modules/log"
 	repo_module "code.gitea.io/gitea/modules/repository"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/web"
@@ -306,7 +307,7 @@ func BranchTagCount(ctx *context.APIContext) {
 		return
 	}
 	repo := ctx.Repo.Repository
-	_, countAll, err := repo_module.GetBranches(repo, -1, -1) //get count of the branch
+	_, countAll, err := repo_module.GetBranches(repo, 0, 0) //get count of the branch
 	if err != nil {
 		ctx.ServerError("GetBranches", err)
 		return
@@ -317,3 +318,49 @@ func BranchTagCount(ctx *context.APIContext) {
 	}
 	ctx.JSON(http.StatusOK, result)
 }
+
+func BranchNameSet(ctx *context.APIContext) {
+	// swagger:operation GET /repos/{owner}/{repo}/branch_name_set repository repoBranchNameSet
+	// ---
+	// summary: List a repository's branch name***
+	// produces:
+	// - application/json
+	// parameters:
+	// - name: owner
+	//   in: path
+	//   description: owner of the repo
+	//   type: string
+	//   required: true
+	// - name: repo
+	//   in: path
+	//   description: name of the repo
+	//   type: string
+	//   required: true
+	// responses:
+	//   "200":
+	//     "$ref": "#/responses/BranchNameSet"
+
+	repo := ctx.Repo.Repository
+	branches, _, err := repo_module.GetBranches(repo, 0, 0) //get count of the branch
+	if err != nil {
+		ctx.ServerError("GetBranches", err)
+		return
+	}
+
+	var branchNameSet = make([]*string, 0)
+
+	// var branchNameSet [len(branches)]string
+	for _, branch := range branches {
+
+		log.Info("branches is \n", branch.Name)
+		branchNameSet = append(branchNameSet, &branch.Name)
+
+	}
+
+	result := api.BranchNameSet{
+		BranchName: branchNameSet,
+	}
+
+	ctx.JSON(http.StatusOK, result)
+
+}
diff --git a/routers/api/v1/swagger/repo.go b/routers/api/v1/swagger/repo.go
index 0226ee205..d2448a0ae 100644
--- a/routers/api/v1/swagger/repo.go
+++ b/routers/api/v1/swagger/repo.go
@@ -72,6 +72,12 @@ type swaggerResponseRepoBranchAndTagCount struct {
 	Body api.RepoBranchAndTagCount `json:"body"`
 }
 
+// BranchNameSet
+// swagger:response BranchNameSet
+type swaggerResponseBranchNameSet struct {
+	Body api.BranchNameSet `json:"body"`
+}
+
 // TagList
 // swagger:response TagList
 type swaggerResponseTagList struct {
diff --git a/templates/swagger/v1_json.tmpl b/templates/swagger/v1_json.tmpl
index 9c81d080c..423bcac28 100644
--- a/templates/swagger/v1_json.tmpl
+++ b/templates/swagger/v1_json.tmpl
@@ -2424,6 +2424,39 @@
         }
       }
     },
+    "/repos/{owner}/{repo}/branch_name_set": {
+      "get": {
+        "produces": [
+          "application/json"
+        ],
+        "tags": [
+          "repository"
+        ],
+        "summary": "List a repository's branch name***",
+        "operationId": "repoBranchNameSet",
+        "parameters": [
+          {
+            "type": "string",
+            "description": "owner of the repo",
+            "name": "owner",
+            "in": "path",
+            "required": true
+          },
+          {
+            "type": "string",
+            "description": "name of the repo",
+            "name": "repo",
+            "in": "path",
+            "required": true
+          }
+        ],
+        "responses": {
+          "200": {
+            "$ref": "#/responses/BranchNameSet"
+          }
+        }
+      }
+    },
     "/repos/{owner}/{repo}/branch_protections": {
       "get": {
         "produces": [
@@ -13037,6 +13070,19 @@
       },
       "x-go-package": "code.gitea.io/gitea/modules/structs"
     },
+    "BranchNameSet": {
+      "type": "object",
+      "properties": {
+        "branch_name": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          },
+          "x-go-name": "BranchName"
+        }
+      },
+      "x-go-package": "code.gitea.io/gitea/modules/structs"
+    },
     "BranchProtection": {
       "description": "BranchProtection represents a branch protection for a repository",
       "type": "object",
@@ -18331,6 +18377,15 @@
         }
       }
     },
+    "BranchNameSet": {
+      "description": "BranchNameSet",
+      "schema": {
+        "$ref": "#/definitions/BranchNameSet"
+      },
+      "headers": {
+        "body": {}
+      }
+    },
     "BranchProtection": {
       "description": "BranchProtection",
       "schema": {