{"adoption": {"forks": 7558, "observed_at": "2026-08-28T04:11:58.395738+00:00", "stars": 33663}, "canonical_url": "https://ross.abutalabs.com/products/easyexcel", "card": {"archived": true, "artifact_type": "library", "description": "快速、简洁、解决大文件内存溢出的java处理Excel工具", "domain": ["files", "developer-tools"], "enriched": true, "function": ["parser", "file-system", "developer-tools"], "health_score": 10, "homepage": "https://easyexcel.opensource.alibaba.com", "language": "Java", "license": "Apache-2.0", "license_family": "permissive", "maturity": "maintenance", "member_repos": ["alibaba/easyexcel"], "name": "alibaba/easyexcel", "platform": ["jvm", "cross-platform"], "pushed_at": "2024-10-29T06:07:07+00:00", "repo": "alibaba/easyexcel", "stars": 33663, "tags": ["excel", "xlsx", "xls", "csv", "poi", "memory-efficient", "spreadsheet", "java-library", "large-files", "oom-prevention", "data-engineering"], "topics": ["excel", "poi", "jxl", "xls", "xlsx", "java", "oom"], "urls": [], "use_cases": ["read large excel files without running out of memory in java", "export data to xlsx from a spring boot web app", "parse excel uploads and map rows to java objects", "write millions of rows to an excel spreadsheet efficiently", "import spreadsheet data into a database from java", "generate excel download endpoints in a web application"], "what_it_is": "EasyExcel is a Java library for reading and writing Excel files (xls, xlsx, and CSV) built on top of Apache POI, redesigned to avoid out-of-memory errors on large files. It maps Excel columns to Java entity classes via annotations and uses disk caching so even very large spreadsheets can be processed with minimal memory.", "when_to_avoid": ["you need actively developed features - the project has entered maintenance mode with no new features planned", "you are not on the JVM", "you need rich Excel styling, charts, or advanced formatting features beyond read/write"], "when_to_choose": ["you need to read or write very large Excel files in Java with low memory usage", "you want simple annotation-based mapping between Excel columns and Java classes", "you are serving Excel uploads/downloads in a JVM web application"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/easyexcel", "repo": "alibaba/easyexcel", "role": "main", "score": 10}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T16:28:09.431533+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "fc9d1fb5cf4f40a52dd4ec0ca9bf782657de1b0b218290a8d85f335208e1f245", "fetched_at": "2026-08-28T04:11:58.395738+00:00", "kind": "readme", "missing": false, "url": "https://github.com/alibaba/easyexcel"}, {"content_hash": "ef57b596dddfd2416a82b7fde7c43503909c511ba46b4bae71fe990f95d5efea", "fetched_at": "2026-08-29T07:48:35.967535+00:00", "kind": "homepage", "missing": false, "url": "https://easyexcel.opensource.alibaba.com"}, {"content_hash": "ac18c5d6b742a0abcfd5ca7ef68c42b877f9b710f4cc6eeb35866ae6e7470956", "fetched_at": "2026-08-29T07:48:35.979662+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current"}, {"content_hash": "823ce85e86d2572fec72866775ebb26378f717ef8d7e8137327094ee45172fb1", "fetched_at": "2026-08-29T07:48:35.982045+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current/api"}, {"content_hash": "9067bff2f6916593859773dc926766a98d7d01feab1fea2851f784c482701724", "fetched_at": "2026-08-29T07:48:35.984219+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/3.0.x"}, {"content_hash": "ad85ab0786234c9b38c7c0fa52a5d2a27554a302007cf7c10246caa1bede07d3", "fetched_at": "2026-08-29T07:48:35.986266+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/2.x"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T16:28:09.431533+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "fc9d1fb5cf4f40a52dd4ec0ca9bf782657de1b0b218290a8d85f335208e1f245", "fetched_at": "2026-08-28T04:11:58.395738+00:00", "kind": "readme", "missing": false, "url": "https://github.com/alibaba/easyexcel"}, {"content_hash": "ef57b596dddfd2416a82b7fde7c43503909c511ba46b4bae71fe990f95d5efea", "fetched_at": "2026-08-29T07:48:35.967535+00:00", "kind": "homepage", "missing": false, "url": "https://easyexcel.opensource.alibaba.com"}, {"content_hash": "ac18c5d6b742a0abcfd5ca7ef68c42b877f9b710f4cc6eeb35866ae6e7470956", "fetched_at": "2026-08-29T07:48:35.979662+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current"}, {"content_hash": "823ce85e86d2572fec72866775ebb26378f717ef8d7e8137327094ee45172fb1", "fetched_at": "2026-08-29T07:48:35.982045+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current/api"}, {"content_hash": "9067bff2f6916593859773dc926766a98d7d01feab1fea2851f784c482701724", "fetched_at": "2026-08-29T07:48:35.984219+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/3.0.x"}, {"content_hash": "ad85ab0786234c9b38c7c0fa52a5d2a27554a302007cf7c10246caa1bede07d3", "fetched_at": "2026-08-29T07:48:35.986266+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/2.x"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T16:28:09.431533+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "fc9d1fb5cf4f40a52dd4ec0ca9bf782657de1b0b218290a8d85f335208e1f245", "fetched_at": "2026-08-28T04:11:58.395738+00:00", "kind": "readme", "missing": false, "url": "https://github.com/alibaba/easyexcel"}, {"content_hash": "ef57b596dddfd2416a82b7fde7c43503909c511ba46b4bae71fe990f95d5efea", "fetched_at": "2026-08-29T07:48:35.967535+00:00", "kind": "homepage", "missing": false, "url": "https://easyexcel.opensource.alibaba.com"}, {"content_hash": "ac18c5d6b742a0abcfd5ca7ef68c42b877f9b710f4cc6eeb35866ae6e7470956", "fetched_at": "2026-08-29T07:48:35.979662+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current"}, {"content_hash": "823ce85e86d2572fec72866775ebb26378f717ef8d7e8137327094ee45172fb1", "fetched_at": "2026-08-29T07:48:35.982045+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current/api"}, {"content_hash": "9067bff2f6916593859773dc926766a98d7d01feab1fea2851f784c482701724", "fetched_at": "2026-08-29T07:48:35.984219+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/3.0.x"}, {"content_hash": "ad85ab0786234c9b38c7c0fa52a5d2a27554a302007cf7c10246caa1bede07d3", "fetched_at": "2026-08-29T07:48:35.986266+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/2.x"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T16:28:09.431533+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "fc9d1fb5cf4f40a52dd4ec0ca9bf782657de1b0b218290a8d85f335208e1f245", "fetched_at": "2026-08-28T04:11:58.395738+00:00", "kind": "readme", "missing": false, "url": "https://github.com/alibaba/easyexcel"}, {"content_hash": "ef57b596dddfd2416a82b7fde7c43503909c511ba46b4bae71fe990f95d5efea", "fetched_at": "2026-08-29T07:48:35.967535+00:00", "kind": "homepage", "missing": false, "url": "https://easyexcel.opensource.alibaba.com"}, {"content_hash": "ac18c5d6b742a0abcfd5ca7ef68c42b877f9b710f4cc6eeb35866ae6e7470956", "fetched_at": "2026-08-29T07:48:35.979662+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current"}, {"content_hash": "823ce85e86d2572fec72866775ebb26378f717ef8d7e8137327094ee45172fb1", "fetched_at": "2026-08-29T07:48:35.982045+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current/api"}, {"content_hash": "9067bff2f6916593859773dc926766a98d7d01feab1fea2851f784c482701724", "fetched_at": "2026-08-29T07:48:35.984219+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/3.0.x"}, {"content_hash": "ad85ab0786234c9b38c7c0fa52a5d2a27554a302007cf7c10246caa1bede07d3", "fetched_at": "2026-08-29T07:48:35.986266+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/2.x"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T16:28:09.431533+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "fc9d1fb5cf4f40a52dd4ec0ca9bf782657de1b0b218290a8d85f335208e1f245", "fetched_at": "2026-08-28T04:11:58.395738+00:00", "kind": "readme", "missing": false, "url": "https://github.com/alibaba/easyexcel"}, {"content_hash": "ef57b596dddfd2416a82b7fde7c43503909c511ba46b4bae71fe990f95d5efea", "fetched_at": "2026-08-29T07:48:35.967535+00:00", "kind": "homepage", "missing": false, "url": "https://easyexcel.opensource.alibaba.com"}, {"content_hash": "ac18c5d6b742a0abcfd5ca7ef68c42b877f9b710f4cc6eeb35866ae6e7470956", "fetched_at": "2026-08-29T07:48:35.979662+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current"}, {"content_hash": "823ce85e86d2572fec72866775ebb26378f717ef8d7e8137327094ee45172fb1", "fetched_at": "2026-08-29T07:48:35.982045+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current/api"}, {"content_hash": "9067bff2f6916593859773dc926766a98d7d01feab1fea2851f784c482701724", "fetched_at": "2026-08-29T07:48:35.984219+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/3.0.x"}, {"content_hash": "ad85ab0786234c9b38c7c0fa52a5d2a27554a302007cf7c10246caa1bede07d3", "fetched_at": "2026-08-29T07:48:35.986266+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/2.x"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T16:28:09.431533+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "fc9d1fb5cf4f40a52dd4ec0ca9bf782657de1b0b218290a8d85f335208e1f245", "fetched_at": "2026-08-28T04:11:58.395738+00:00", "kind": "readme", "missing": false, "url": "https://github.com/alibaba/easyexcel"}, {"content_hash": "ef57b596dddfd2416a82b7fde7c43503909c511ba46b4bae71fe990f95d5efea", "fetched_at": "2026-08-29T07:48:35.967535+00:00", "kind": "homepage", "missing": false, "url": "https://easyexcel.opensource.alibaba.com"}, {"content_hash": "ac18c5d6b742a0abcfd5ca7ef68c42b877f9b710f4cc6eeb35866ae6e7470956", "fetched_at": "2026-08-29T07:48:35.979662+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current"}, {"content_hash": "823ce85e86d2572fec72866775ebb26378f717ef8d7e8137327094ee45172fb1", "fetched_at": "2026-08-29T07:48:35.982045+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current/api"}, {"content_hash": "9067bff2f6916593859773dc926766a98d7d01feab1fea2851f784c482701724", "fetched_at": "2026-08-29T07:48:35.984219+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/3.0.x"}, {"content_hash": "ad85ab0786234c9b38c7c0fa52a5d2a27554a302007cf7c10246caa1bede07d3", "fetched_at": "2026-08-29T07:48:35.986266+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/2.x"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:11:58.395738+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T16:28:09.431533+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "fc9d1fb5cf4f40a52dd4ec0ca9bf782657de1b0b218290a8d85f335208e1f245", "fetched_at": "2026-08-28T04:11:58.395738+00:00", "kind": "readme", "missing": false, "url": "https://github.com/alibaba/easyexcel"}, {"content_hash": "ef57b596dddfd2416a82b7fde7c43503909c511ba46b4bae71fe990f95d5efea", "fetched_at": "2026-08-29T07:48:35.967535+00:00", "kind": "homepage", "missing": false, "url": "https://easyexcel.opensource.alibaba.com"}, {"content_hash": "ac18c5d6b742a0abcfd5ca7ef68c42b877f9b710f4cc6eeb35866ae6e7470956", "fetched_at": "2026-08-29T07:48:35.979662+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current"}, {"content_hash": "823ce85e86d2572fec72866775ebb26378f717ef8d7e8137327094ee45172fb1", "fetched_at": "2026-08-29T07:48:35.982045+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current/api"}, {"content_hash": "9067bff2f6916593859773dc926766a98d7d01feab1fea2851f784c482701724", "fetched_at": "2026-08-29T07:48:35.984219+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/3.0.x"}, {"content_hash": "ad85ab0786234c9b38c7c0fa52a5d2a27554a302007cf7c10246caa1bede07d3", "fetched_at": "2026-08-29T07:48:35.986266+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/2.x"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T16:28:09.431533+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "fc9d1fb5cf4f40a52dd4ec0ca9bf782657de1b0b218290a8d85f335208e1f245", "fetched_at": "2026-08-28T04:11:58.395738+00:00", "kind": "readme", "missing": false, "url": "https://github.com/alibaba/easyexcel"}, {"content_hash": "ef57b596dddfd2416a82b7fde7c43503909c511ba46b4bae71fe990f95d5efea", "fetched_at": "2026-08-29T07:48:35.967535+00:00", "kind": "homepage", "missing": false, "url": "https://easyexcel.opensource.alibaba.com"}, {"content_hash": "ac18c5d6b742a0abcfd5ca7ef68c42b877f9b710f4cc6eeb35866ae6e7470956", "fetched_at": "2026-08-29T07:48:35.979662+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current"}, {"content_hash": "823ce85e86d2572fec72866775ebb26378f717ef8d7e8137327094ee45172fb1", "fetched_at": "2026-08-29T07:48:35.982045+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current/api"}, {"content_hash": "9067bff2f6916593859773dc926766a98d7d01feab1fea2851f784c482701724", "fetched_at": "2026-08-29T07:48:35.984219+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/3.0.x"}, {"content_hash": "ad85ab0786234c9b38c7c0fa52a5d2a27554a302007cf7c10246caa1bede07d3", "fetched_at": "2026-08-29T07:48:35.986266+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/2.x"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T16:28:09.431533+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "fc9d1fb5cf4f40a52dd4ec0ca9bf782657de1b0b218290a8d85f335208e1f245", "fetched_at": "2026-08-28T04:11:58.395738+00:00", "kind": "readme", "missing": false, "url": "https://github.com/alibaba/easyexcel"}, {"content_hash": "ef57b596dddfd2416a82b7fde7c43503909c511ba46b4bae71fe990f95d5efea", "fetched_at": "2026-08-29T07:48:35.967535+00:00", "kind": "homepage", "missing": false, "url": "https://easyexcel.opensource.alibaba.com"}, {"content_hash": "ac18c5d6b742a0abcfd5ca7ef68c42b877f9b710f4cc6eeb35866ae6e7470956", "fetched_at": "2026-08-29T07:48:35.979662+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current"}, {"content_hash": "823ce85e86d2572fec72866775ebb26378f717ef8d7e8137327094ee45172fb1", "fetched_at": "2026-08-29T07:48:35.982045+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current/api"}, {"content_hash": "9067bff2f6916593859773dc926766a98d7d01feab1fea2851f784c482701724", "fetched_at": "2026-08-29T07:48:35.984219+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/3.0.x"}, {"content_hash": "ad85ab0786234c9b38c7c0fa52a5d2a27554a302007cf7c10246caa1bede07d3", "fetched_at": "2026-08-29T07:48:35.986266+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/2.x"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T16:28:09.431533+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "fc9d1fb5cf4f40a52dd4ec0ca9bf782657de1b0b218290a8d85f335208e1f245", "fetched_at": "2026-08-28T04:11:58.395738+00:00", "kind": "readme", "missing": false, "url": "https://github.com/alibaba/easyexcel"}, {"content_hash": "ef57b596dddfd2416a82b7fde7c43503909c511ba46b4bae71fe990f95d5efea", "fetched_at": "2026-08-29T07:48:35.967535+00:00", "kind": "homepage", "missing": false, "url": "https://easyexcel.opensource.alibaba.com"}, {"content_hash": "ac18c5d6b742a0abcfd5ca7ef68c42b877f9b710f4cc6eeb35866ae6e7470956", "fetched_at": "2026-08-29T07:48:35.979662+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current"}, {"content_hash": "823ce85e86d2572fec72866775ebb26378f717ef8d7e8137327094ee45172fb1", "fetched_at": "2026-08-29T07:48:35.982045+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/current/api"}, {"content_hash": "9067bff2f6916593859773dc926766a98d7d01feab1fea2851f784c482701724", "fetched_at": "2026-08-29T07:48:35.984219+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/3.0.x"}, {"content_hash": "ad85ab0786234c9b38c7c0fa52a5d2a27554a302007cf7c10246caa1bede07d3", "fetched_at": "2026-08-29T07:48:35.986266+00:00", "kind": "site_page", "missing": false, "url": "https://easyexcel.opensource.alibaba.com/docs/2.x"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 8}, "computed_at": "2026-09-02T17:46:02.011165+00:00", "flags": ["archived"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3130, "days_push": 673, "days_rel": 721, "gap_med": null, "n_releases_24m": 1}, "score": 10, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}