{"id":806149,"name":"topoptlab: An Open and Modular Framework for Benchmarking and Research in Topology Optimization","description":"topoptlab: An Open and Modular Framework for Benchmarking and Research in Topology Optimization - Published in JOSS (2026)","url":"https://github.com/stefanhiemer/topoptlab","last_synced_at":"2026-02-02T08:01:11.671Z","repository":{"id":314122850,"uuid":"704114002","full_name":"stefanhiemer/topoptlab","owner":"stefanhiemer","description":"The project originates from a simple update of the python topology optimization code by Niels Aage and collaborators, but has since developed into a library for toplogy optimization going well beyond the features of the original code.","archived":false,"fork":false,"pushed_at":"2026-01-20T21:09:19.000Z","size":9642,"stargazers_count":4,"open_issues_count":1,"forks_count":3,"subscribers_count":4,"default_branch":"main","last_synced_at":"2026-01-21T06:47:28.034Z","etag":null,"topics":["finite-elements","optimization","topology-optimization"],"latest_commit_sha":null,"homepage":"","language":"Python","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"gpl-3.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/stefanhiemer.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":"CONTRIBUTING.md","funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":"ROADMAP.md","authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null,"notice":null,"maintainers":null,"copyright":null,"agents":null,"dco":null,"cla":null}},"created_at":"2023-10-12T15:04:56.000Z","updated_at":"2026-01-13T15:45:41.000Z","dependencies_parsed_at":"2025-09-10T19:45:53.566Z","dependency_job_id":"d59d19f8-6eed-4ab4-baba-8489eb9f5a60","html_url":"https://github.com/stefanhiemer/topoptlab","commit_stats":null,"previous_names":["stefanhiemer/topoptlab"],"tags_count":2,"template":false,"template_full_name":null,"purl":"pkg:github/stefanhiemer/topoptlab","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/stefanhiemer","download_url":"https://codeload.github.com/stefanhiemer/topoptlab/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":29007377,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-02-02T06:37:10.400Z","status":"ssl_error","status_checked_at":"2026-02-02T06:37:09.383Z","response_time":58,"last_error":"SSL_connect returned=1 errno=0 peeraddr=140.82.121.6:443 state=error: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"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":{"login":"stefanhiemer","name":null,"uuid":"57184890","kind":"user","description":null,"email":"","website":null,"location":null,"twitter":null,"company":null,"icon_url":"https://avatars.githubusercontent.com/u/57184890?v=4","repositories_count":1,"last_synced_at":"2024-07-02T15:53:39.420Z","metadata":{"has_sponsors_listing":false},"html_url":"https://github.com/stefanhiemer","funding_links":[],"total_stars":0,"followers":2,"following":2,"created_at":"2024-07-02T15:53:39.427Z","updated_at":"2024-07-02T15:53:39.427Z","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/stefanhiemer","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/stefanhiemer/repositories"},"packages":[{"id":12088085,"name":"topoptlab","ecosystem":"pypi","description":"topology optimization for testing and demonstration uses.","homepage":null,"licenses":"gpl-3.0","normalized_licenses":["GPL-3.0"],"repository_url":"https://github.com/stefanhiemer/topoptlab","keywords_array":[],"namespace":null,"versions_count":2,"first_release_published_at":"2025-09-09T15:00:07.000Z","latest_release_published_at":"2025-09-09T19:18:37.000Z","latest_release_number":"0.0.2","last_synced_at":"2025-12-30T09:22:11.770Z","created_at":"2025-09-09T15:16:45.429Z","updated_at":"2025-12-30T09:22:11.770Z","registry_url":"https://pypi.org/project/topoptlab/","install_command":"pip install topoptlab --index-url https://pypi.org/simple","documentation_url":"https://topoptlab.readthedocs.io/","metadata":{"funding":null,"documentation":null,"classifiers":["Development Status :: 2 - Pre-Alpha","Programming Language :: Python"],"normalized_name":"topoptlab","project_status":null},"repo_metadata":{"id":314122850,"uuid":"704114002","full_name":"stefanhiemer/topoptlab","owner":"stefanhiemer","description":"Update of the python topology optimization code by Niels Aage and collaborators","archived":false,"fork":false,"pushed_at":"2025-10-07T20:01:04.000Z","size":8432,"stargazers_count":1,"open_issues_count":1,"forks_count":0,"subscribers_count":4,"default_branch":"main","last_synced_at":"2025-10-07T22:07:37.338Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"Python","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"gpl-3.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/stefanhiemer.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":"CONTRIBUTING.md","funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":"ROADMAP.md","authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null,"notice":null,"maintainers":null,"copyright":null,"agents":null,"dco":null,"cla":null}},"created_at":"2023-10-12T15:04:56.000Z","updated_at":"2025-10-07T20:01:08.000Z","dependencies_parsed_at":"2025-09-10T19:45:53.566Z","dependency_job_id":"d59d19f8-6eed-4ab4-baba-8489eb9f5a60","html_url":"https://github.com/stefanhiemer/topoptlab","commit_stats":null,"previous_names":["stefanhiemer/topoptlab"],"tags_count":1,"template":false,"template_full_name":null,"purl":"pkg:github/stefanhiemer/topoptlab","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/stefanhiemer","download_url":"https://codeload.github.com/stefanhiemer/topoptlab/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":279000639,"owners_count":26082879,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","status":"online","status_checked_at":"2025-10-08T02:00:06.501Z","response_time":56,"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":"stefanhiemer","name":null,"uuid":"57184890","kind":"user","description":null,"email":"","website":null,"location":null,"twitter":null,"company":null,"icon_url":"https://avatars.githubusercontent.com/u/57184890?v=4","repositories_count":1,"last_synced_at":"2024-07-02T15:53:39.420Z","metadata":{"has_sponsors_listing":false},"html_url":"https://github.com/stefanhiemer","funding_links":[],"total_stars":0,"followers":2,"following":2,"created_at":"2024-07-02T15:53:39.427Z","updated_at":"2024-07-02T15:53:39.427Z","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/stefanhiemer","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/stefanhiemer/repositories"},"tags":[{"name":"0.0.2","sha":"c020229ec95867167445351410315edf37283430","kind":"tag","published_at":"2025-09-15T00:46:23.000Z","download_url":"https://codeload.github.com/stefanhiemer/topoptlab/tar.gz/0.0.2","html_url":"https://github.com/stefanhiemer/topoptlab/releases/tag/0.0.2","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/stefanhiemer/topoptlab@0.0.2","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/tags/0.0.2","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/tags/0.0.2/manifests"}]},"repo_metadata_updated_at":"2025-11-29T19:01:11.328Z","dependent_packages_count":0,"downloads":10,"downloads_period":"last-month","dependent_repos_count":0,"rankings":{"downloads":17.455730211143404,"dependent_repos_count":48.22397991142565,"dependent_packages_count":8.555913931228503,"stargazers_count":40.7486097815891,"forks_count":30.703296461817793,"docker_downloads_count":null,"average":29.13750605944089},"purl":"pkg:pypi/topoptlab","advisories":[],"docker_usage_url":"https://docker.ecosyste.ms/usage/pypi/topoptlab","docker_dependents_count":null,"docker_downloads_count":null,"usage_url":"https://repos.ecosyste.ms/usage/pypi/topoptlab","dependent_repositories_url":"https://repos.ecosyste.ms/api/v1/usage/pypi/topoptlab/dependencies","status":null,"funding_links":[],"critical":null,"issue_metadata":null,"versions_url":"https://packages.ecosyste.ms/api/v1/registries/pypi.org/packages/topoptlab/versions","version_numbers_url":"https://packages.ecosyste.ms/api/v1/registries/pypi.org/packages/topoptlab/version_numbers","dependent_packages_url":"https://packages.ecosyste.ms/api/v1/registries/pypi.org/packages/topoptlab/dependent_packages","related_packages_url":"https://packages.ecosyste.ms/api/v1/registries/pypi.org/packages/topoptlab/related_packages","codemeta_url":"https://packages.ecosyste.ms/api/v1/registries/pypi.org/packages/topoptlab/codemeta","maintainers":[{"uuid":"StefanHiemer","login":"StefanHiemer","name":null,"email":null,"url":null,"packages_count":1,"html_url":"https://pypi.org/user/StefanHiemer/","role":"Owner","created_at":"2025-09-11T11:51:08.693Z","updated_at":"2025-09-11T11:51:08.693Z","packages_url":"https://packages.ecosyste.ms/api/v1/registries/pypi.org/maintainers/StefanHiemer/packages"}],"registry":{"name":"pypi.org","url":"https://pypi.org","ecosystem":"pypi","default":true,"packages_count":783170,"maintainers_count":329396,"namespaces_count":0,"keywords_count":255286,"github":"pypi","metadata":{"funded_packages_count":52070},"icon_url":"https://github.com/pypi.png","created_at":"2022-04-04T15:19:23.364Z","updated_at":"2026-01-25T05:43:10.391Z","packages_url":"https://packages.ecosyste.ms/api/v1/registries/pypi.org/packages","maintainers_url":"https://packages.ecosyste.ms/api/v1/registries/pypi.org/maintainers","namespaces_url":"https://packages.ecosyste.ms/api/v1/registries/pypi.org/namespaces"}}],"commits":{"id":11122705,"full_name":"stefanhiemer/topoptlab","default_branch":"master","total_commits":285,"total_committers":2,"total_bot_commits":0,"total_bot_committers":0,"mean_commits":142.5,"dds":0.04210526315789476,"past_year_total_commits":270,"past_year_total_committers":2,"past_year_total_bot_commits":0,"past_year_total_bot_committers":0,"past_year_mean_commits":135.0,"past_year_dds":0.0444444444444444,"last_synced_at":"2025-10-09T00:44:18.481Z","last_synced_commit":"fe8b86723f0f7ae021cc5bcc3aa7cf13066d2305","created_at":"2025-09-11T11:51:01.434Z","updated_at":"2025-10-09T00:44:18.314Z","committers":[{"name":"stefanhiemer","email":"StefanHiemer@web.de","login":null,"count":273},{"name":"shiemer","email":"stefan.hiemer@fau.de","login":null,"count":12}],"past_year_committers":[{"name":"stefanhiemer","email":"StefanHiemer@web.de","login":null,"count":258},{"name":"shiemer","email":"stefan.hiemer@fau.de","login":null,"count":12}],"commits_url":"https://commits.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/commits","host":{"name":"GitHub","url":"https://github.com","kind":"github","last_synced_at":"2026-02-02T00:01:26.297Z","repositories_count":6164557,"commits_count":928728103,"contributors_count":36089112,"owners_count":1138826,"icon_url":"https://github.com/github.png","host_url":"https://commits.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://commits.ecosyste.ms/api/v1/hosts/GitHub/repositories"}},"issues_stats":{"full_name":"stefanhiemer/topoptlab","html_url":"https://github.com/stefanhiemer/topoptlab","last_synced_at":"2025-11-24T22:06:25.422Z","status":null,"issues_count":0,"pull_requests_count":0,"avg_time_to_close_issue":null,"avg_time_to_close_pull_request":null,"issues_closed_count":0,"pull_requests_closed_count":0,"pull_request_authors_count":0,"issue_authors_count":0,"avg_comments_per_issue":null,"avg_comments_per_pull_request":null,"merged_pull_requests_count":0,"bot_issues_count":0,"bot_pull_requests_count":0,"past_year_issues_count":0,"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":0,"past_year_avg_comments_per_issue":null,"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,"created_at":"2025-11-12T18:00:10.734Z","updated_at":"2025-11-24T22:06:25.423Z","repository_url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab","issues_url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/repositories/stefanhiemer%2Ftopoptlab/issues","issue_labels_count":{},"pull_request_labels_count":{},"issue_author_associations_count":{},"pull_request_author_associations_count":{},"issue_authors":{},"pull_request_authors":{},"host":{"name":"GitHub","url":"https://github.com","kind":"github","last_synced_at":"2026-02-02T00:00:09.654Z","repositories_count":13025259,"issues_count":35509134,"pull_requests_count":115209759,"authors_count":11142541,"icon_url":"https://github.com/github.png","host_url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/repositories","owners_url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/owners","authors_url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/authors"},"past_year_issue_labels_count":{},"past_year_pull_request_labels_count":{},"past_year_issue_author_associations_count":{},"past_year_pull_request_author_associations_count":{},"past_year_issue_authors":{},"past_year_pull_request_authors":{},"maintainers":[],"active_maintainers":[]},"events":{"total":{"ReleaseEvent":1,"IssuesEvent":2,"WatchEvent":1,"IssueCommentEvent":1,"PushEvent":69,"CreateEvent":1},"last_year":{"ReleaseEvent":1,"IssuesEvent":2,"WatchEvent":1,"IssueCommentEvent":1,"PushEvent":69,"CreateEvent":1}},"keywords":["finite-elements","optimization","topology-optimization"],"dependencies":[{"ecosystem":"pypi","filepath":"pyproject.toml","sha":null,"kind":"manifest","created_at":"2025-09-10T19:45:50.649Z","updated_at":"2025-09-10T19:45:50.649Z","repository_link":"https://github.com/stefanhiemer/topoptlab/blob/main/pyproject.toml","dependencies":[{"id":25085056977,"package_name":"numpy","ecosystem":"pypi","requirements":"*","direct":true,"kind":"runtime","optional":false},{"id":25085056978,"package_name":"matplotlib","ecosystem":"pypi","requirements":"*","direct":true,"kind":"runtime","optional":false},{"id":25085056979,"package_name":"scipy","ecosystem":"pypi","requirements":"*","direct":true,"kind":"runtime","optional":false},{"id":25085056980,"package_name":"cvxopt","ecosystem":"pypi","requirements":"*","direct":true,"kind":"runtime","optional":false},{"id":25085056981,"package_name":"gmsh","ecosystem":"pypi","requirements":"*","direct":true,"kind":"runtime","optional":false},{"id":25085057010,"package_name":"mmapy","ecosystem":"pypi","requirements":"*","direct":true,"kind":"runtime","optional":false},{"id":25085057022,"package_name":"meshio","ecosystem":"pypi","requirements":"*","direct":true,"kind":"runtime","optional":false},{"id":25085057028,"package_name":"symfem","ecosystem":"pypi","requirements":"*","direct":true,"kind":"runtime","optional":false}]}],"score":4.700480365792417,"created_at":"2026-02-02T08:00:09.607Z","updated_at":"2026-02-02T08:01:11.706Z","avatar_url":"https://github.com/stefanhiemer.png","language":"Python","category":null,"sub_category":null,"monthly_downloads":10,"funding_links":[],"readme_doi_urls":[],"works":{},"citation_counts":{},"total_citations":0,"keywords_from_contributors":[],"project_url":"https://science.ecosyste.ms/api/v1/projects/806149","html_url":"https://science.ecosyste.ms/projects/806149"}