Extensionstore V3.1 Jun 2026

Store data in persistent storage instead of local variables. Network requests blocked Missing NetRequest rules Define your rules explicitly in the rules.json file. "Refused to evaluate script" Remotely hosted code violation

ExtensionStore v3.1 introduced several key functionalities that improved user workflows. 1. Direct In-App Installation

| Metric | v3.0 | v3.1 | Improvement | |--------------------------------|------------|------------|--------------| | Dependency resolution (avg ms) | 1,240 | 930 | 25% | | Malware detection coverage | 72% | 96% | +24% | | Installation size overhead | 0% | 12% (sandbox deps) | acceptable | | API response p95 (ms) | 210 | 185 | 12% | | False positive security alerts | 8.2% | 3.1% | 62% reduction | extensionstore v3.1

| Area | v3.0 behavior | v3.1 improvement | |------|----------------|--------------------| | Update speed | Polls every 6 hours | WebSocket push for critical security updates (instant) | | Review system | Binary upvote/downvote | Structured feedback: performance, usability, security | | Search | Keyword-based | Semantic search + filter by required permissions | | CLI tool | Basic publish/list | extstore sign , extstore verify , extstore diff (manifest changes) | | Bundle size limit | 50 MB | 100 MB (for WASM-heavy extensions) |

[User Interface] ──> [Granular Permission Gateway] ──> [Isolated Service Worker] │ (Delta Caching) │ [ExtensionStore API] Store data in persistent storage instead of local variables

You cannot secure what you cannot measure. includes a completely rebuilt telemetry pipeline.

Furthermore, the has been overhauled. The introduction of the v3.1 SDK provides more robust debugging tools and a standardized API that simplifies the porting of extensions across different browser engines. By lowering the barrier to entry while raising the quality floor, the store encourages more innovative, stable tools for the end-user. Furthermore, the has been overhauled

Mara pulled together the clearest artifacts: audio with PING markers aligned to suggestion windows; anonymized embedding similarities that linked a set of note phrases to targeted prompts; a timeline where a parental-control relaxation coincided with a peak in cross-app activity vectors. She wrote a short document, careful not to fabricate, not to overreach. She uploaded it to a trusted ethics forum and to an investigative journalist she admired.

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For technical users and system administrators, ExtensionStore v3.1 changes how dependencies and background processes communicate.