{"id":179469,"name":"ersatz","ecosystem":"hackage","description":"A monad for expressing SAT or QSAT problems using observable sharing.\n\nFor example, we can express a full-adder with:\n\nLonger Examples\n\nIncluded are a couple of examples included with the distribution.\nNeither are as fast as a dedicated solver for their respective\ndomains, but they showcase how you can solve real world problems\ninvolving 10s or 100s of thousands of variables and constraints\nwith ersatz.\n\nThis solves the \"regular crossword puzzle\" (grid.pdf) from the 2013 MIT mystery hunt.\n\nSPOILER","homepage":"http://github.com/ekmett/ersatz","licenses":"BSD-3-Clause","normalized_licenses":["BSD-3-Clause"],"repository_url":"https://github.com/ekmett/ersatz","keywords_array":["algorithms","bsd3","library","logic","Propose Tags"],"namespace":null,"versions_count":28,"first_release_published_at":"2013-03-09T09:11:11.000Z","latest_release_published_at":"2025-06-17T12:00:33.000Z","latest_release_number":"0.6","last_synced_at":"2026-10-10T12:22:11.896Z","created_at":"2022-04-05T19:37:03.015Z","updated_at":"2026-10-10T12:22:33.532Z","registry_url":"https://hackage.haskell.org/package/ersatz","install_command":"cabal install ersatz","documentation_url":null,"metadata":{},"repo_metadata":{"id":390428,"uuid":"719799","full_name":"ekmett/ersatz","owner":"ekmett","description":"A monad for interfacing with external SAT solvers","archived":false,"fork":false,"pushed_at":"2025-06-17T12:00:16.000Z","size":3166,"stargazers_count":65,"open_issues_count":36,"forks_count":16,"subscribers_count":10,"default_branch":"master","last_synced_at":"2026-10-06T05:00:11.913Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"","language":"Haskell","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"other","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/ekmett.png","metadata":{"files":{"readme":"README.md","changelog":"CHANGELOG.md","contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":"AUTHORS.md","dei":null,"publiccode":null,"codemeta":null}},"created_at":"2010-06-14T09:32:06.000Z","updated_at":"2025-10-24T16:48:46.000Z","dependencies_parsed_at":"2023-12-14T12:27:05.768Z","dependency_job_id":"90494214-8241-4eaa-9368-aa8ac209644c","html_url":"https://github.com/ekmett/ersatz","commit_stats":{"total_commits":421,"total_committers":19,"mean_commits":"22.157894736842106","dds":0.6579572446555819,"last_synced_commit":"89024037c550fd646594e972ce4960f0467b46ba"},"previous_names":[],"tags_count":29,"template":false,"template_full_name":null,"purl":"pkg:github/ekmett/ersatz","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/ekmett","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":343680568,"owners_count":38160724,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-10-03T21:59:58.778Z","status":"online","status_checked_at":"2026-10-10T02:00:07.419Z","response_time":65,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"},"owner_record":{"login":"ekmett","name":"Edward Kmett","uuid":"304657","kind":"user","description":"I write a lot of Haskell.","email":"","website":"http://comonad.com","location":"Farmington Hills, MI","twitter":"kmett","company":"Groq","icon_url":"https://avatars.githubusercontent.com/u/304657?v=4","repositories_count":298,"last_synced_at":"2023-04-10T02:32:00.294Z","metadata":{"has_sponsors_listing":false},"html_url":"https://github.com/ekmett","funding_links":[],"total_stars":null,"followers":null,"following":null,"created_at":"2022-11-02T16:37:43.210Z","updated_at":"2023-04-10T02:32:01.377Z","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/ekmett","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/ekmett/repositories"},"tags":[{"name":"v0.5","sha":"486bb382e202e17d40613c8ab26ada9bf4498703","kind":"commit","published_at":"2023-09-18T10:25:30.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.5","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.5","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.5","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.5","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.5/manifests"},{"name":"v0.4.13","sha":"64e50097c60530a0cc77a5f65e62d6eff6bd677e","kind":"commit","published_at":"2022-11-01T13:18:57.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.13","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.13","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.13","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.13","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.13/manifests"},{"name":"v0.4.12","sha":"160fb2b08e5b65b133c09712320639baec21bedc","kind":"commit","published_at":"2022-08-11T23:35:11.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.12","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.12","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.12","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.12","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.12/manifests"},{"name":"v0.4.11","sha":"76ede894cbf71b99efc9dda02a8903e85f9c188f","kind":"commit","published_at":"2022-05-18T11:16:21.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.11","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.11","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.11","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.11","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.11/manifests"},{"name":"v0.4.10","sha":"f61cc3db8056feeecb316b7d29b6759240527ca5","kind":"commit","published_at":"2021-11-16T11:35:18.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.10","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.10","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.10","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.10","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.10/manifests"},{"name":"v0.4.9","sha":"26ffaaff2a4f1e96045753030bb7906d1f25a150","kind":"commit","published_at":"2021-02-18T01:00:51.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.9","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.9","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.9","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.9","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.9/manifests"},{"name":"v0.4.8","sha":"1af021f121a8085d08b01d08120b6dbdfab16674","kind":"commit","published_at":"2020-01-29T15:20:24.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.8","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.8","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.8","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.8","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.8/manifests"},{"name":"v0.4.7","sha":"00b6b878055f8530624496d666bb8c9868c44bb5","kind":"commit","published_at":"2019-06-01T19:02:46.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.7","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.7","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.7","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.7","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.7/manifests"},{"name":"v0.4.6","sha":"2b70ac84906679bd8fc1f7adba6fef82f595dd35","kind":"tag","published_at":"2019-05-21T06:27:55.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.6","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.6","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.6","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.6","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.6/manifests"},{"name":"v0.4.5","sha":"3c89c5f7ee15c7fc3393500b78d083ca3c426c06","kind":"commit","published_at":"2019-05-02T18:37:44.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.5","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.5","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.5","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.5","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.5/manifests"},{"name":"v0.4.4","sha":"34604632063d01b7e036d0d7a53ab9f0c3f7ebb4","kind":"commit","published_at":"2018-08-13T13:13:15.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.4","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.4","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.4","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.4","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.4/manifests"},{"name":"v0.4.3","sha":"5dfb864f18840fa8e67bc03a3b6b38fd7079970e","kind":"commit","published_at":"2018-07-03T21:55:13.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.3","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.3","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.3","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.3","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.3/manifests"},{"name":"v0.4.2","sha":"024a3641ebcb309f78d1c5635fcba16d80a62d04","kind":"commit","published_at":"2018-01-18T18:26:18.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.2","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.2","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.2","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.2","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.2/manifests"},{"name":"v0.4.1","sha":"78eb603ff623d520b9e0d25ed8aab51e9acde26f","kind":"commit","published_at":"2017-07-29T00:33:24.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4.1","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4.1","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4.1","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.1","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4.1/manifests"},{"name":"v0.4","sha":"6a309f24aa568089e9749be1c843b76a90b37e64","kind":"commit","published_at":"2017-05-12T16:43:25.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.4","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.4","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.4","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.4/manifests"},{"name":"v0.3.1","sha":"ef0f1ef063524107cdb3cbd342b8b170f35fcf5c","kind":"commit","published_at":"2016-05-29T22:42:07.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.3.1","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.3.1","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.3.1","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.3.1","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.3.1/manifests"},{"name":"v0.3","sha":"8bfbfc9335adfb31b956cdc3a98fe1973e17bd2e","kind":"tag","published_at":"2015-03-07T02:06:01.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.3","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.3","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.3","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.3","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.3/manifests"},{"name":"v0.3.0.1","sha":"9817ae786a2133a6a8cd59a659dbf4be45b3cac8","kind":"tag","published_at":"2015-01-09T19:25:57.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.3.0.1","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.3.0.1","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.3.0.1","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.3.0.1","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.3.0.1/manifests"},{"name":"v0.2.6.1","sha":"aadf98c939c514808ebfbe143f87f8120b34c0d6","kind":"tag","published_at":"2014-11-20T22:16:22.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.2.6.1","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.2.6.1","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.2.6.1","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.6.1","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.6.1/manifests"},{"name":"v0.2.6","sha":"513037ea66d9a1f715b90f100a62e2ddf435c356","kind":"tag","published_at":"2014-04-17T23:36:13.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.2.6","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.2.6","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.2.6","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.6","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.6/manifests"},{"name":"v0.2.5.1","sha":"aa5f124022d9b2b4cd90adc66bf6d38a79c0dcc2","kind":"tag","published_at":"2014-04-17T23:12:23.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.2.5.1","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.2.5.1","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.2.5.1","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.5.1","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.5.1/manifests"},{"name":"v0.2.5","sha":"d005fc43b95ff71044055b82093c1d021ee3cdfc","kind":"tag","published_at":"2014-04-17T22:55:36.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.2.5","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.2.5","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.2.5","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.5","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.5/manifests"},{"name":"v0.2.4","sha":"32142988af7b90187098ed95fee271b230570813","kind":"tag","published_at":"2014-02-17T18:10:23.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.2.4","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.2.4","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.2.4","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.4","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.4/manifests"},{"name":"v0.2.3","sha":"3a26e25b76164ffaa58d046fb1d6fefb65aad01d","kind":"tag","published_at":"2013-06-24T17:41:16.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.2.3","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.2.3","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.2.3","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.3","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.3/manifests"},{"name":"v0.2.0.1","sha":"881cd060b9494246406626c6ad34ed0d0d5822c2","kind":"tag","published_at":"2013-03-16T09:53:27.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.2.0.1","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.2.0.1","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.2.0.1","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.0.1","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2.0.1/manifests"},{"name":"v0.2","sha":"50f0ee476abeb144b93d5d5e943bc815366f7704","kind":"tag","published_at":"2013-03-16T05:26:15.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.2","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.2","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.2","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.2/manifests"},{"name":"v0.1.0.2","sha":"dd252083afbcad49735174e5e0b86dc817641c6b","kind":"tag","published_at":"2013-03-09T09:19:39.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.1.0.2","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.1.0.2","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.1.0.2","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.1.0.2","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.1.0.2/manifests"},{"name":"v0.1.0.1","sha":"3bf1929a42c51ac875193a6f52226f4ffee556ea","kind":"tag","published_at":"2013-03-09T09:17:19.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.1.0.1","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.1.0.1","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.1.0.1","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.1.0.1","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.1.0.1/manifests"},{"name":"v0.1","sha":"0bee344a63f006c22d7ddfcf79ebc14ecfa1d123","kind":"tag","published_at":"2013-03-09T09:11:03.000Z","download_url":"https://codeload.github.com/ekmett/ersatz/tar.gz/v0.1","html_url":"https://github.com/ekmett/ersatz/releases/tag/v0.1","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/ekmett/ersatz@v0.1","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.1","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/tags/v0.1/manifests"}]},"repo_metadata_updated_at":"2026-10-10T12:22:33.532Z","dependent_packages_count":2,"downloads":21273,"downloads_period":"total","dependent_repos_count":118,"rankings":{"downloads":7.906188188753885,"dependent_repos_count":5.227465385702176,"dependent_packages_count":10.471884713195818,"stargazers_count":10.40972025996044,"forks_count":9.82763492512009,"docker_downloads_count":null,"average":8.768578694546482},"purl":"pkg:hackage/ersatz","advisories":[],"docker_usage_url":"https://docker.ecosyste.ms/usage/hackage/ersatz","docker_dependents_count":null,"docker_downloads_count":null,"usage_url":"https://repos.ecosyste.ms/usage/hackage/ersatz","dependent_repositories_url":"https://repos.ecosyste.ms/api/v1/usage/hackage/ersatz/dependencies","status":null,"funding_links":[],"critical":false,"issue_metadata":{"last_synced_at":"2026-09-09T21:37:45.212Z","issues_count":58,"pull_requests_count":49,"avg_time_to_close_issue":30886060.777777776,"avg_time_to_close_pull_request":12588753.8,"issues_closed_count":27,"pull_requests_closed_count":45,"pull_request_authors_count":13,"issue_authors_count":9,"avg_comments_per_issue":1.9137931034482758,"avg_comments_per_pull_request":0.8979591836734694,"merged_pull_requests_count":38,"bot_issues_count":0,"bot_pull_requests_count":0,"past_year_issues_count":3,"past_year_pull_requests_count":0,"past_year_avg_time_to_close_issue":null,"past_year_avg_time_to_close_pull_request":null,"past_year_issues_closed_count":0,"past_year_pull_requests_closed_count":0,"past_year_pull_request_authors_count":0,"past_year_issue_authors_count":1,"past_year_avg_comments_per_issue":0.3333333333333333,"past_year_avg_comments_per_pull_request":null,"past_year_bot_issues_count":0,"past_year_bot_pull_requests_count":0,"past_year_merged_pull_requests_count":0,"issues_url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/repositories/ekmett%2Fersatz/issues","maintainers":[{"login":"jwaldmann","count":59,"url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/authors/jwaldmann"},{"login":"RyanGlScott","count":13,"url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/authors/RyanGlScott"},{"login":"glguy","count":6,"url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/authors/glguy"},{"login":"ekmett","count":2,"url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/authors/ekmett"}],"active_maintainers":[{"login":"jwaldmann","count":3,"url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/authors/jwaldmann"}]},"versions_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/ersatz/versions","version_numbers_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/ersatz/version_numbers","latest_version_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/ersatz/latest_version","dependent_packages_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/ersatz/dependent_packages","related_packages_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/ersatz/related_packages","codemeta_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/ersatz/codemeta","maintainers":[{"uuid":"ryanglscott","login":"ryanglscott","name":null,"email":null,"url":null,"packages_count":153,"html_url":"https://hackage.haskell.org/user/ryanglscott","role":null,"created_at":"2022-11-14T17:34:36.449Z","updated_at":"2022-11-14T17:34:36.449Z","packages_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/maintainers/ryanglscott/packages"},{"uuid":"EricMertens","login":"EricMertens","name":null,"email":null,"url":null,"packages_count":96,"html_url":"https://hackage.haskell.org/user/EricMertens","role":null,"created_at":"2022-11-14T17:34:36.429Z","updated_at":"2022-11-14T17:34:36.429Z","packages_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/maintainers/EricMertens/packages"},{"uuid":"EdwardKmett","login":"EdwardKmett","name":null,"email":null,"url":null,"packages_count":136,"html_url":"https://hackage.haskell.org/user/EdwardKmett","role":null,"created_at":"2022-11-14T17:34:36.419Z","updated_at":"2022-11-14T17:34:36.419Z","packages_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/maintainers/EdwardKmett/packages"}]}