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For Rethinking Reactivity: Memory leak in <code>readable</code> and <code>derived</code>: Internal value persists after the last unsubscription

Status: Open.

#17381 In sveltejs/svelte;

· NikolayMakhonin opened on Dec 20, 2025

Memory leak in onfocus/onblur/etc listeners and last_propagated_event (Svelte 5 / Svelte 4)

Status: Open.

#17379 In sveltejs/svelte;

· NikolayMakhonin opened on Dec 20, 2025

External $state() does't trigger the <code>$</code> expession in non-runes component

Status: Open.

#17376 In sveltejs/svelte;

· angryziber opened on Dec 19, 2025

deep state rune captures old state and does not provide current value even outside reactive access

Status: Open.

#17375 In sveltejs/svelte;

· lucidNTR opened on Dec 19, 2025

HMR triggers infinite loop when <code>await</code>ing a promise

Status: Open.

#17369 In sveltejs/svelte;

· Tyler-Petrov opened on Dec 16, 2025

<code>RangeError: Invalid array length</code> triggered from each block internal code

Status: Open.

#17368 In sveltejs/svelte;

· MathiasWP opened on Dec 16, 2025

Fix type check for link options

Status: Open.

#17366 In sveltejs/svelte;

· hyunbinseo opened on Dec 16, 2025

Multiple <code>await someFunction()</code> in a derived results in <code>unsafe_state_mutation</code> error

Status: Open.

#17361 In sveltejs/svelte;

· kevmodrome opened on Dec 14, 2025

SvelteKit Hydration Mismatch Safari Mobile Browser (work around included)

Status: Open.

#17357 In sveltejs/svelte;

· JoshuaHintze opened on Dec 12, 2025

Lifecycle events don't run for components inside <code>svelte:boundary</code> pending snippet with <code>experimental.async: true</code>

Status: Open.

Bug

#17356 In sveltejs/svelte;

· lemmon opened on Dec 12, 2025

a11y_consider_explicit_label should not consider popovers as text

Status: Open.

Task

#17354 In sveltejs/svelte;

· samausir opened on Dec 12, 2025

5.43.4+ $derived doesn't update

Status: Open.

Bug

#17352 In sveltejs/svelte;

· abdel-17 opened on Dec 11, 2025