{"id":18661,"date":"2021-10-13T04:59:06","date_gmt":"2021-10-12T23:29:06","guid":{"rendered":"http:\/\/www.fusioncharts.com\/blog\/?p=18661"},"modified":"2026-01-20T14:41:05","modified_gmt":"2026-01-20T09:11:05","slug":"5-ways-to-build-gantt-charts-in-javascript","status":"publish","type":"post","link":"https:\/\/www.fusioncharts.com\/blog\/5-ways-to-build-gantt-charts-in-javascript\/","title":{"rendered":"5 Ways to Build Gantt Charts in JavaScript: 2026 Dev"},"content":{"rendered":"Gantt charts are wonderful things. They provide a visual view of tasks scheduled over a period of time. Because they are so versatile and informative, Gantt charts are the go-to chart for planning projects of all sizes. They are an especially useful way of showing what work is scheduled to be done on a specific day. They also help you view the start and end dates of a project in one simple view. On the left of the chart is a list of the activities and along the top is a suitable time scale. Each bar represents an activity — the position and length of the bar reflect the start date, duration, and end date of the activity.\r\n\r\nIn this article, we are going to explore five different ways that you can configure a Gantt chart to display various kinds of task data. We are going to look at how you can display your weekly task distribution, hourly tasks, milestone indicators, dependent tasks, and machine operating schedules. Our examples are in JavaScript using the FusionCharts library.\r\n\r\nIf you didn’t know already, FusionCharts is a powerful JavaScript library for building visually stunning data charts<\/a>. You will see that the data for the charts is also defined in the JavaScript as JSON. The actual Javascript code for setting up and displaying the charts is very minimal.\r\n\r\nLet’s get started!\r\n
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