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perspective
A data visualization and analytics component, especially well-suited for large and/or streaming datasets.
Yes. We are working on adding support for aggregation and pivoting using https://github.com/finos/perspective
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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svelte-sheets
Blazing fast excel sheets in the browser, hugely inspired by JExcel, built with Svelte and XLSX.
A few weeks ago I was looking for a spreadsheet component that could be used with Svelte. To my surprise, I found something quite complete:
Github: https://github.com/ticruz38/svelte-sheets
Demo: https://ticruz38.github.io/svelte-sheets
It doesn't have the collaborative functionality as React Spreadsheet 2, but other than that it looks comparable.