Chrome Extension
Edge Add-on
DataNap — Local Tab Vault & Memory-Saving Deep Sleep Manager
Vault open tabs to a local list you can reopen, and deep-sleep idle tabs to free RAM. 100% local. A OneTab-style tab manager.
Chrome ExtensionEdge Add-on
Vault open tabs to a local list you can reopen, and deep-sleep idle tabs to free RAM. 100% local. A OneTab-style tab manager.
[00:00.0–00:07.8]: Need a simpler way to handle parking research tabs and freeing up browser memory without creating another account or handing your data to an external cloud?
[00:07.8–00:17.7]: Watch DataNap in action: Put heavy background tabs to sleep natively without closing them or losing their place in your tab bar—and wake them instantly when you click back.
[00:17.7–00:36.4]: Sweep a whole window of open tabs into a dated, searchable local list that survives browser updates, restarts, and system crashes. Plus, migrate years of saved OneTab links in one paste, and export any vaulted session to clean Markdown or JSON for Obsidian and local backups.
[00:36.4–00:45.4]: Unlike free tab suspenders caught injecting tracking scripts, DataNap uses native browser APIs with zero outbound network permissions.
[00:45.4–00:55.3]: Software that lives where you do. No accounts, no tracking, and zero cloud rent—at 864zeros.com.
[00:00.0–00:08.1]: Tired of parking research tabs and freeing up browser memory getting locked behind monthly subscriptions and external login portals?
[00:08.1–00:14.8]: With DataNap, One-Click Deep Sleep Reclaims ~95% RAM runs right where you already work.
[00:14.8–00:22.9]: Crash-Resistant Local Session Vault and Instant OneTab Import & Markdown Export—privately under your own control.
[00:22.9–00:32.6]: Software that lives where you do. No accounts, no tracking, and zero cloud rent—at 864zeros.com.
Lets you park cluttering tabs into a searchable local vault or put background tabs into instant Deep Sleep so your laptop runs cool and fast while keeping every link one click away.
DataNap uses native browser tab discarding and crash-resistant local storage inside your side panel. Import your old OneTab lists in seconds, export clean Markdown or JSON backups anytime, and keep 100% of your browsing history off external clouds.
Step through a quick 1 → 2 → 3 hands-on preview right here in your browser—no sign-in and nothing to install first.
Put heavy background tabs to sleep natively without closing them or losing their place in your tab bar—and wake them instantly when you click back.
Sweep a whole window of open tabs into a dated, searchable local list that survives browser updates, restarts, and system crashes.
Migrate years of saved OneTab links in one paste, and export any vaulted session to clean Markdown or JSON for Obsidian and local backups.
Unlike free tab suspenders caught injecting tracking scripts, DataNap uses native browser APIs with zero outbound network permissions.