GoKawiilHypermass launches CLI for streaming live open data to local folders
Hypermass released a command-line tool that lets users subscribe to live data streams and sync them directly to a folder on their computer using just two commands. A demo stream of SOHO solar telescope images shows files arriving automatically as new data is published, roughly once per day. The tool tracks fetch history and preserves publish order, letting users process and delete files once handled.
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By reducing data streaming to two commands, Hypermass could lower the technical barrier for developers and researchers who want to work with live public datasets without building custom ingestion pipelines. The emphasis on order-preserving, replayable streams suggests the tool is aimed at reliability-conscious use cases like scientific data processing, though its broader adoption will depend on what range of streams hypermass.io ultimately supports.
- Hypermass CLI syncs live data streams to a local folder using 'subscribe' and 'sync' commands.
- A demo stream provides daily SOHO solar telescope images as a working example.
- The tool preserves publish order, tracks fetched files, and allows replaying stream messages if needed.
Source: docs.hypermass.io, 2026-10-13
Published there as: “Show HN: Stream live open data in two commands”
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