Fix issues with SSR

[crutchcorn]

Without introducing breaking changes this should fix a ton of issues with SSR

TODO

• Write initial transform test for core
• Test Start no JS SSR
• Test Remix no JS SSR

[changeset-bot]

🦋 Changeset detected

Latest commit: 8c2b568

The changes in this PR will be included in the next version bump.

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[nx-cloud]

View your CI Pipeline Execution ↗ for commit 8c2b568

Command	Status	Duration	Result
nx affected --targets=test:sherif,test:knip,tes...	✅ Succeeded	1m 23s	View ↗
nx run-many --target=build --exclude=examples/**	✅ Succeeded	1s	View ↗

---

☁️ Nx Cloud last updated this comment at 2026-02-13 03:39:40 UTC

[pkg-pr-new]

More templates

• @tanstack/form-example-angular-array
• @tanstack/form-example-angular-large-form
• @tanstack/form-example-angular-simple
• @tanstack/form-example-angular-standard-schema
• @tanstack/form-example-lit-array
• @tanstack/form-example-lit-simple
• @tanstack/form-example-lit-standard-schema
• @tanstack/form-example-lit-ui-libraries
• @tanstack/form-example-react-array
• @tanstack/form-example-react-compiler
• @tanstack/form-example-react-devtools
• @tanstack/form-example-react-dynamic
• @tanstack/field-errors-from-form-validators
• @tanstack/form-example-react-large-form
• @tanstack/form-example-react-next-server-actions
• @tanstack/form-example-react-next-server-actions-zod
• @tanstack/form-example-react-query-integration
• @tanstack/form-example-remix
• @tanstack/form-example-react-simple
• @tanstack/form-example-react-standard-schema
• @tanstack/form-example-react-tanstack-start
• @tanstack/form-example-react-ui-libraries
• @tanstack/form-example-solid-array
• @tanstack/form-example-solid-devtools
• @tanstack/form-example-solid-large-form
• @tanstack/form-example-solid-simple
• @tanstack/form-example-solid-standard-schema
• @tanstack/form-example-svelte-array
• @tanstack/form-example-svelte-large-form
• @tanstack/form-example-svelte-simple
• @tanstack/form-example-svelte-standard-schema
• @tanstack/form-example-vue-array
• @tanstack/form-example-vue-simple
• @tanstack/form-example-vue-standard-schema

@tanstack/angular-form

npm i https://pkg.pr.new/@tanstack/angular-form@1890

@tanstack/form-core

npm i https://pkg.pr.new/@tanstack/form-core@1890

@tanstack/form-devtools

npm i https://pkg.pr.new/@tanstack/form-devtools@1890

@tanstack/lit-form

npm i https://pkg.pr.new/@tanstack/lit-form@1890

@tanstack/react-form

npm i https://pkg.pr.new/@tanstack/react-form@1890

@tanstack/react-form-devtools

npm i https://pkg.pr.new/@tanstack/react-form-devtools@1890

@tanstack/react-form-nextjs

npm i https://pkg.pr.new/@tanstack/react-form-nextjs@1890

@tanstack/react-form-remix

npm i https://pkg.pr.new/@tanstack/react-form-remix@1890

@tanstack/react-form-start

npm i https://pkg.pr.new/@tanstack/react-form-start@1890

@tanstack/solid-form

npm i https://pkg.pr.new/@tanstack/solid-form@1890

@tanstack/solid-form-devtools

npm i https://pkg.pr.new/@tanstack/solid-form-devtools@1890

@tanstack/svelte-form

npm i https://pkg.pr.new/@tanstack/svelte-form@1890

@tanstack/vue-form

npm i https://pkg.pr.new/@tanstack/vue-form@1890

commit: 8c2b568

[crutchcorn]

List of related issues:

#1611

#1609

#1571

#1260

#1944

[sentry]

Codecov Report

❌ Patch coverage is 78.94737% with 16 lines in your changes missing coverage. Please review.
✅ Project coverage is 89.93%. Comparing base (6892ed0) to head (8c2b568).
⚠️ Report is 134 commits behind head on main.

Files with missing lines	Patch %	Lines
packages/form-core/src/utils.ts	60.00%	10 Missing ⚠️
packages/form-core/src/transform.ts	89.47%	2 Missing ⚠️
packages/form-core/src/FormApi.ts	95.45%	1 Missing ⚠️
packages/react-form-nextjs/src/useTransform.ts	0.00%	1 Missing ⚠️
packages/react-form-remix/src/useTransform.ts	0.00%	1 Missing ⚠️
packages/react-form-start/src/useTransform.ts	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1890      +/-   ##
==========================================
- Coverage   90.35%   89.93%   -0.43%     
==========================================
  Files          38       49      +11     
  Lines        1752     2006     +254     
  Branches      444      507      +63     
==========================================
+ Hits         1583     1804     +221     
- Misses        149      181      +32     
- Partials       20       21       +1     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[LeCarbonator]

LGTM! Just some small nitpicks, but they're not blocking as far as I'm concerned.