diff --git a/src/main/scala/gitbucket/core/controller/api/ApiRepositoryControllerBase.scala b/src/main/scala/gitbucket/core/controller/api/ApiRepositoryControllerBase.scala
index fa6740e..7c9d478 100644
--- a/src/main/scala/gitbucket/core/controller/api/ApiRepositoryControllerBase.scala
+++ b/src/main/scala/gitbucket/core/controller/api/ApiRepositoryControllerBase.scala
@@ -54,11 +54,15 @@
     })
   }
 
-  /*
+  /**
    * iv. List all public repositories
-   * https://developer.github.com/v3/repos/#list-all-public-repositories
-   * Not implemented
+   * https://developer.github.com/v3/repos/#list-public-repositories
    */
+  get("/api/v3/repositories") {
+    JsonFormat(getPublicRepositories().map { r =>
+      ApiRepository(r, getAccountByUserName(r.owner).get)
+    })
+  }
 
   /*
    * v. Create
diff --git a/src/main/scala/gitbucket/core/service/RepositoryService.scala b/src/main/scala/gitbucket/core/service/RepositoryService.scala
index c5348b1..dcf9f11 100644
--- a/src/main/scala/gitbucket/core/service/RepositoryService.scala
+++ b/src/main/scala/gitbucket/core/service/RepositoryService.scala
@@ -381,6 +381,21 @@
   }
 
   /**
+   * Returns the all public repositories.
+   *
+   * @return the repository information list
+   */
+  def getPublicRepositories(withoutPhysicalInfo: Boolean = false)(implicit s: Session): List[RepositoryInfo] = {
+    Repositories
+      .filter { t1 =>
+        t1.isPrivate === false.bind
+      }
+      .sortBy(_.lastActivityDate desc)
+      .list
+      .map(createRepositoryInfo(_, withoutPhysicalInfo))
+  }
+
+  /**
    * Returns the list of repositories which are owned by the specified user.
    * This list includes group repositories if the specified user is a member of the group.
    */