diff --git a/routers/api/v1/api.go b/routers/api/v1/api.go
index 96e3830a2148a..36d0b02c8ee50 100644
--- a/routers/api/v1/api.go
+++ b/routers/api/v1/api.go
@@ -458,6 +458,9 @@ func RegisterRoutes(m *macaron.Macaron) {
 				m.Combo("/:username").Get(org.IsMember).
 					Delete(reqOrgOwnership(), org.DeleteMember)
 			})
+			m.Group("/repos", func() {
+				m.Get("", org.ListRepos)
+			})
 			m.Group("/public_members", func() {
 				m.Get("", org.ListPublicMembers)
 				m.Combo("/:username").Get(org.IsPublicMember).
diff --git a/routers/api/v1/org/repo.go b/routers/api/v1/org/repo.go
new file mode 100644
index 0000000000000..704bf7e1aaba9
--- /dev/null
+++ b/routers/api/v1/org/repo.go
@@ -0,0 +1,46 @@
+package org
+
+import (
+	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/modules/context"
+	api "code.gitea.io/sdk/gitea"
+)
+
+// ListRepos list all of an organization's repositories.
+func ListRepos(ctx *context.APIContext) {
+	// swagger:route GET /orgs/{org}/repos orgListRepos
+	//
+	//		Produces:
+	//		- application/json
+	//
+	//		Responses:
+	//			200: RepositoryList
+	//			500: error
+
+	var apiRepos []*api.Repository
+	if ctx.User != nil {
+		// Find all repos a user has access to within an org.
+		org := ctx.Org.Organization
+		reposEnv, err := org.AccessibleReposEnv(ctx.User.ID)
+		if err != nil {
+			ctx.Error(500, "AccessibleReposEnv", err)
+			return
+		}
+		repos, err := reposEnv.Repos(1, org.NumRepos)
+		if err != nil {
+			ctx.Error(500, "Repos", err)
+			return
+		}
+		// Convert to API repos.
+		apiRepos = make([]*api.Repository, len(repos))
+		for i, repo := range repos {
+			accessLevel, err := models.AccessLevel(ctx.User.ID, repo)
+			if err != nil {
+				ctx.Error(500, "AccessLevel", err)
+				return
+			}
+			apiRepos[i] = repo.APIFormat(accessLevel)
+		}
+	}
+	ctx.JSON(200, &apiRepos)
+}