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2.13.* introduces breaking changes

Status: Open.

#2717 In mswjs/msw;

· FritsvanCampen opened on Apr 15, 2026

[experimental] Pass NetworkFrameResolutionContext to NetworkSource.enable()

Status: Open.

#2708 In mswjs/msw;

· christoph-fricke opened on Apr 12, 2026

[experimental] WebSocketNetworkFrame cannot be initialized with WebSocket(Client|Server)ConnectionProtocol implementations

Status: Open.

#2707 In mswjs/msw;

· christoph-fricke opened on Apr 12, 2026

Issue: postinstall breaks during ci installation

Status: Open.

#2704 In mswjs/msw;

· rafael-lua opened on Apr 10, 2026

Improvements (for Vitest)

BREAKING CHANGEPull request introducing breaking changes.Pull request introducing breaking changes.

feature

Status: Open.

#2687 In mswjs/msw;

· kettanaito opened on Mar 28, 2026

Browser websockets can't be re-used within vitest test file.

DX

needs:discussion

scope:browserRelated to MSW running in a browserRelated to MSW running in a browser

Status: Open.

#2648 In mswjs/msw;

· GeorgeLung opened on Dec 31, 2025

Support for Cloudflare Workers runtime

feature

Status: Open.

#2637 In mswjs/msw;

· randreu28 opened on Dec 6, 2025

MSW stops handling requests after 5 mins in page hidden state

bugSomething isn't workingSomething isn't working

needs:triageIssues that have not been investigated yet.Issues that have not been investigated yet.

scope:browserRelated to MSW running in a browserRelated to MSW running in a browser

Status: Open.

#2635 In mswjs/msw;

· psea opened on Nov 28, 2025

Support onCleanup callback to schedule side effect cleanup when resolvers are finished

feature

needs:discussion

Status: Open.

#2630 In mswjs/msw;

· piotr-cz opened on Nov 16, 2025

MSW emits 2 error events when ClientRequest is destroyed

bugSomething isn't workingSomething isn't working

needs:triageIssues that have not been investigated yet.Issues that have not been investigated yet.

scope:nodeRelated to MSW running in NodeRelated to MSW running in Node

Status: Open.

#2617 In mswjs/msw;

· markuslewin opened on Nov 3, 2025

MSW fails to intercept requests in React Native runtime

Status: Open.

#2592 In mswjs/msw;

· JGW-Korea opened on Sep 26, 2025

MSW mock server not handling secureConnect

bugSomething isn't workingSomething isn't working

needs:triageIssues that have not been investigated yet.Issues that have not been investigated yet.

scope:nodeRelated to MSW running in NodeRelated to MSW running in Node

Status: Open.

#2569 In mswjs/msw;

· juicemia opened on Aug 15, 2025