Geyser
Geyser is a bitcoin crowdfunding platform that enables campaign creators to launch their projects with rewards and engage their communities with posts and content. Installs to your home screen from any modern browser — no app store, no download, its manifest declares standalone display with a 512px icon, and its service worker caches 212 files, so it still opens with the network off. Checked by hand on 8 August 2026.
Geyser opens in a browser tab — no download.
Not sure how to add Geyser to your home screen? Step-by-step for Chrome, Safari, Firefox and Edge — it takes about ten seconds, and there is no app store involved.
Own Geyser? Have us re-run this measurement — we open it in a real browser, cut the network, and send you what survived.
How to install Geyser as a PWA
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