{"id":71100,"library":"simulacrum-2-10","title":"Simulacrum","description":"A Scala library for creating type class instances via macros, reducing boilerplate.","status":"active","version":"0.15.0","language":"java","source_language":null,"source_url":"https://github.com/mpilquist/simulacrum","tags":["scala","typeclass","macro","boilerplate"],"install":[{"cmd":"<dependency>\n  <groupId>com.github.mpilquist</groupId>\n  <artifactId>simulacrum_2.10</artifactId>\n  <version>0.15.0</version>\n</dependency>","lang":"xml","label":"Maven"},{"cmd":"implementation 'com.github.mpilquist:simulacrum_2.10:0.15.0'","lang":"groovy","label":"Gradle"}],"dependencies":[],"imports":[{"symbol":"typeclass","correct":"simulacrum.typeclass"}],"quickstart":{"code":"import simulacrum.typeclass\n\n@typeclass trait Show[A] {\n  def show(a: A): String\n}\n\nobject Example {\n  implicit val intShow: Show[Int] = (a: Int) => a.toString\n}","lang":"java","description":"Define a type class using Simulacrum"},"warnings":[],"env_vars":null,"search_vec":"'boilerpl':13,17 'class':8 'creat':6 'instanc':9 'librari':4 'macro':11,16 'reduc':12 'scala':3,14 'simulacrum':1 'type':7 'typeclass':15 'via':10","created_at":"2026-06-17T18:22:33.625064+00:00","updated_at":"2026-06-17T18:22:33.625064+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":"http://github.com/mpilquist/simulacrum","github":"https://github.com/mpilquist/simulacrum","docs":"https://appdoc.app/artifact/com.github.mpilquist/simulacrum_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}}