Billy Vong

[Example profile](https://sentry.sentry.io/profiling/profile/javascript/bfb18ed0b9e748f0948129d59dcbe940/flamegraph/?colorCoding=by+system+vs+application+frame&fov=674521408%2C0%2C1136241024%2C42&frameName=createImageBitmap&query=create&sorting=call+order&tid=0&view=top+down) of this occurring. We should look into moving the `createImageBitmap` call into a webworker.

fix(snapshot): dimensions for blocked element not being applied

3

Dimensions are not being properly applied when you seek to a position in the replay. Need to use `setProperty`, otherwise the style attributes get lost. This was happening when node...

feat: Allow for masking of attributes

2

~Note: this is more of an RFC~ Ideally this would allow users to be able to mask attributes of DOM nodes. An example of this is `placeholder` which can be...

[perf] `addHoverClass()` performs poorly on large stylesheets

3

`addHoverClass()` performs poorly on large stylesheets and causes the main UI thread to lock-up. On a stylesheet where `cssText` is ~2.4MB, with 2500+ selectors, and a selectorMatcher regex roughly ~400KB...

feat(build): Upgrade to `@rollup/plugin-terser` and add to `rrweb` build

1

* `rollup-plugin-terser` is unmaintained, upgrade to `@rollup/plugin-terser` * The `rrweb` package was not using terser, adds terser to minified builds

repro: adding node to <style> clears injected styles

2

Here is a repro of a case where a mutation that adds a node to a `` (at least I think this is what `parentId=-2` is) will clear the previously...

[Bug]: Injected styles are cleared when node is added to a `<style>` element

1

### Preflight Checklist - [X] I have searched the [issue tracker](https://www.github.com/rrweb-io/rrweb/issues) for a bug report that matches the one I want to file, without success. ### What package is this...

[Bug]: DOM node not visible in playback

8

### Preflight Checklist - [X] I have searched the [issue tracker](https://www.github.com/rrweb-io/rrweb/issues) for a bug report that matches the one I want to file, without success. ### What package is this...

feat(replay): Add option to pass in custom record fn

1

Bringing back https://github.com/getsentry/sentry-javascript/pull/8647 but it would be nice to test new versions of rrweb without having to bundle it with our replay SDK.

Replay hinders performance on Angular apps

6

Related to https://github.com/getsentry/sentry-javascript/issues/6946#issuecomment-1875842171 - Replay can still cause performance regressions for Angular apps when calling the Angular-patched versions of certain native functions that results in trigger a massive amount of...