Change Log

Please visit the SWR release page for all history releases.

v2.4.2

Published on Mon Jun 22 2026.

fix: guard against double-unsubscribe removing wrong subscriber in cache.ts by @tomohiro86 in https://github.com/vercel/swr/pull/4252
Prevent resolved promise to suspend due to missing status by @devjiwonchoi in https://github.com/vercel/swr/pull/4271

Update axios versions in the examples by @lukesandberg in https://github.com/vercel/swr/pull/4243
ci: switch npm publish to OIDC trusted publishing by @huozhi in https://github.com/vercel/swr/pull/4274
ci: remove registry url by @huozhi in https://github.com/vercel/swr/pull/4277
ci: update release job by @huozhi in https://github.com/vercel/swr/pull/4278
2.4.2 by @huozhi in https://github.com/vercel/swr/pull/4279
chore: pin pnpm 10.33.0 by @styfle in https://github.com/vercel/swr/pull/4258
ci: update GitHub Actions for Node 24 by @promer94 in https://github.com/vercel/swr/pull/4254
chore: remove the axios examples by @huozhi in https://github.com/vercel/swr/pull/4263

@lukesandberg made their first contribution in https://github.com/vercel/swr/pull/4243
@tomohiro86 made their first contribution in https://github.com/vercel/swr/pull/4252

Full Changelog: https://github.com/vercel/swr/compare/v2.4.1...v2.4.2

Published on Mon Jun 22 2026.

Remove deprecated downlevelIteration option by @RyanCavanaugh in https://github.com/vercel/swr/pull/4216
fix: Fix #4221 by @promer94 in https://github.com/vercel/swr/pull/4223

@RyanCavanaugh made their first contribution in https://github.com/vercel/swr/pull/4216

Full Changelog: https://github.com/vercel/swr/compare/v2.4.0...v2.4.1

Published on Sun Feb 01 2026.

chore: Migrate suspense related tests to e2e by @promer94 in https://github.com/vercel/swr/pull/4204
CI: add missing flag for canary test by @promer94 in https://github.com/vercel/swr/pull/4206
fix: Ensure useSWRImmutable overrides global refreshInterval by @CODEAbhinav-art in https://github.com/vercel/swr/pull/4208
fix: Extra render when changing to new key with useSWRImmutable by @promer94 in https://github.com/vercel/swr/pull/4209
fix: isHydration will cause unnecessary rerender by @promer94 in https://github.com/vercel/swr/pull/4212
fix: Ensure preload runs only on client by @Copilot in https://github.com/vercel/swr/pull/4213

@CODEAbhinav-art made their first contribution in https://github.com/vercel/swr/pull/4208
@Copilot made their first contribution in https://github.com/vercel/swr/pull/4213

Full Changelog: https://github.com/vercel/swr/compare/v2.3.8...v2.4.0

Published on Mon Dec 15 2025.

deps: upgrade dev deps for build by @promer94 in https://github.com/vercel/swr/pull/4188
update use-sync-external-store to latest by @huozhi in https://github.com/vercel/swr/pull/4189
fix: cve-2025-55182 critical rce vulnerability by @PierreCrb in https://github.com/vercel/swr/pull/4192
fix: cve-2025-55184 & CVE-2025-55183 by @PierreCrb in https://github.com/vercel/swr/pull/4198
upgrade dev dep nextjs by @huozhi in https://github.com/vercel/swr/pull/4199
update dev dependencies to address cve by @PierreCrb in https://github.com/vercel/swr/pull/4200
enhance: Improve TSDoc comments by @shuding in https://github.com/vercel/swr/pull/4203
test: Import act from React by @shuding in https://github.com/vercel/swr/pull/4202

@PierreCrb made their first contribution in https://github.com/vercel/swr/pull/4192

Full Changelog: https://github.com/vercel/swr/compare/v2.3.7...v2.3.8

Published on Fri Nov 28 2025.

deps: upgrade ci node version to 22 by @promer94 in https://github.com/vercel/swr/pull/4184
deps: upgrade pnpm version by @promer94 in https://github.com/vercel/swr/pull/4185
deps: upgrade playwright version by @promer94 in https://github.com/vercel/swr/pull/4186
deps: upgrade eslint version and fix lint problem by @promer94 in https://github.com/vercel/swr/pull/4187
feat: Add strictServerPrefetchWarning by @shuding in https://github.com/vercel/swr/pull/4183

Full Changelog: https://github.com/vercel/swr/compare/v2.3.6...v2.3.7