{"id":69090,"library":"cats-core-2-10","title":"Cats Core (Scala 2.10)","description":"Core functional programming abstractions for Scala, including type classes like Functor, Monad, and Semigroup.","status":"active","version":"1.2.0","language":"java","source_language":null,"source_url":"https://github.com/typelevel/cats","tags":["cats","functional","scala","typelevel"],"install":[{"cmd":"<dependency>\n  <groupId>org.typelevel</groupId>\n  <artifactId>cats-core_2.10</artifactId>\n  <version>1.2.0</version>\n</dependency>","lang":"xml","label":"Maven"},{"cmd":"implementation 'org.typelevel:cats-core_2.10:1.2.0'","lang":"groovy","label":"Gradle"}],"dependencies":[],"imports":[{"symbol":"cats","correct":"cats.implicits._"}],"quickstart":{"code":"import cats.implicits._\n\nval result = List(1, 2, 3).map(_ + 1)","lang":"scala","description":"Use Cats syntax enrichments on standard library types."},"warnings":[{"fix":"Upgrade to a newer Scala version (2.12, 2.13, or 3) and use the corresponding cats-core artifact.","message":"This version targets Scala 2.10, which is outdated and no longer supported.","severity":"breaking","affected_versions":"all"}],"env_vars":null,"search_vec":"'2.10':4 'abstract':8 'cat':1,19 'class':13 'core':2,5 'function':6,20 'functor':15 'includ':11 'like':14 'monad':16 'program':7 'scala':3,10,21 'semigroup':18 'type':12 'typelevel':22","created_at":"2026-06-17T17:57:19.351554+00:00","updated_at":"2026-06-17T17:57:19.351554+00:00","problems":[],"ecosystem":"maven","meta_description":null,"install_score":null,"quickstart_score":null,"quickstart_tag":null,"pypi_latest":null,"cli_name":null,"cli_version":null,"type":"library","homepage":"https://github.com/typelevel/cats","github":"https://github.com/typelevel/cats","docs":"https://appdoc.app/artifact/org.typelevel/cats-core_2.10/","changelog":null,"pypi":null,"npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"categories":["utility"],"base_url":null,"auth_type":null,"provenance":{"verified_status":null,"verified_at":null,"last_verified":"2026-06-17","next_check":"2026-12-14","install_tag":null}}