Unverified50% confidenceFactExact time
Local data storage for Chrome extensions typically relies on the browser's built-in IndexedDB or localStorage mechanism, with data saved in the user's local browser sandbox directory.
1
Sources
50%
Confidence
Long-term
Relevance
9/18/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedSite data generally refers to local information that websites store in a user's browser, including cookies, LocalStorage, IndexedDB, cache, and similar items.75% similarUnverifiedlocalStorage is a client-side storage mechanism defined by the HTML5 specification that persists data in the browser as key-value pairs, with a capacity typically of 5–10 MB, and data is not lost when the page is refreshed or the browser is closed.72% similarUnverified浏览器端离线编辑能力可通过 Service Worker 缓存应用资源和 IndexedDB 提供结构化存储实现70% similarUnverifiedChrome 扩展录屏功能主要依赖 chrome.tabCapture、chrome.desktopCapture 和 navigator.mediaDevices.getUserMedia，捕获的媒体流通过 MediaRecorder API 编码生成 MP4 或 WebM 视频68% similarUnverifiedMainstream browsers such as Chrome have adopted a per-tab independent process sandbox model (Site Isolation).67% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/931625API
curl https://kongchang.com/api/v1/knowledge/claims/931625MCP
get_claim(id=931625)