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https://badgen.net/badge/icon/Buy%20Me%20A%20Tea/orange?icon=kofi\u0026label\n[6]: https://www.buymeacoffee.com/lauriro\n\n\nLiteJS Xlsx \u0026ndash; [![Coverage][1]][2] [![Size][3]][4] [![Buy Me A Tea][5]][6]\n===========\n\nLightweight (\u003c10KB) XLSX file creator for Browser and Node.js.\n\nWhy?  \nSometimes you just want to add `Download as Excel` button next to `Download as csv`.  \nSometimes you just want to send a simple xlsx with email without adding 30MB of packages.\n\nExamples\n--------\n\n```javascript\nconst { createXlsx } = require(\"@litejs/xlsx\");\nconst fileAsUint8Array = await createXlsx({\n    styles: {\n        My1: {\n            font: { sz: 15, name: \"Calibri\" },\n            fill: \"FFFF00\",\n        },\n    },\n    sheets: [\n        {\n            name: 'Products',\n            freeze: { rows: 1, cols: 0 },\n            cols: '20,10,10', // Simple column widths\n            data: [\n                ['Apple', 1.99, 10],\n                ['Banana', 0.99, 15],\n                ['Orange', 2.49, 8],\n                ['Totals', '=SUM(B1:B3)', {style: 'bold', value: '=SUM(C1:C3)'}]\n            ]\n        },\n        {\n            name: 'Types',\n            cols: '20,40',\n            data: [\n                ['true', true],\n                ['false', false],\n                ['Default Date', new Date(1514900750001)],\n                ['Datetime', { format: 'datetime', value: new Date(1514900750001) }],\n                ['Date', { format: 'date', value: new Date(1514900750001) }],\n            ]\n        },\n        {\n            name: 'Styles',\n            data: [\n                [{ style: 'My1', value: 'Cell with custom stype'}, 1],\n                { height: 25, data: ['Row with custom height', 2] },\n            ]\n        },\n    ]\n})\n```\n\n## Contributing\n\nFollow [Coding Style Guide](https://github.com/litejs/litejs/wiki/Style-Guide),\nrun tests `npm install; npm test`.\n\n\n\u003e Copyright (c) 2025-2026 Lauri Rooden \u0026lt;lauri@rooden.ee\u0026gt;  \n[MIT License](https://litejs.com/MIT-LICENSE.txt) |\n[GitHub repo](https://github.com/litejs/xlsx) |\n[npm package](https://npmjs.org/package/@litejs/xlsx) |\n[Buy Me A Tea][6]\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Flitejs%2Fxlsx","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Flitejs%2Fxlsx","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Flitejs%2Fxlsx/lists"}