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TanStack vs SWR

TanStack and SWR both land on Depends.

SWR

swr.vercel.app

Depends
Confidence: Medium

If you build React or Next.js apps and want a free, simple data-fetching layer, SWR is a safe pick.

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TanStack versus SWR
CompareTanStackSWR
VerdictDependsDepends
Best forReact/TypeScript product teamsReact/Next.js apps
Who it's not forNon-technical buyers . this is code you assemble, not a product you purchaseNon-React stacks
PrivacyCompromised in the May 2026 'Mini Shai-Hulud' npm supply-chain attack; postmortem and hardening follow-up published.²No known public vulnerabilities found in the sources reviewed.16
Support qualityFull-time maintainer; community support, no SLANo evidence; community-driven open source
Public sentimentDevelopers praise the libraries as powerful and modern but debate complexity, maturity versus, and post-incident trust.11Community treats SWR as a solid lightweight option, with TanStack Query the frequent alternative under debate.
Biggest gotchaPin exact versions and verify package integrity; compromised packages reached npm in May 2026.Docs-only site; no paid support or SLA . community help only13

Pick TanStack when

  • React/TypeScript product teams
  • Data-heavy apps needing caching, tables, virtualization
  • Teams leaving Next.js for a lighter full-stack setup
  • OSS-first engineering orgs

When TanStack is not a fit

  • Non-technical buyers . this is code you assemble, not a product you purchase
  • Teams wanting one vendor with SLAs and support contracts
  • Anyone unwilling to manage npm supply-chain risk
  • Beginners needing a batteries-included framework

Pick SWR when

  • React/Next.js apps
  • Lightweight client-side caching
  • Vercel-stack teams
  • Small teams avoiding heavy state libraries

When SWR is not a fit

  • Non-React stacks
  • Complex server-state apps . use TanStack Query
  • GraphQL-heavy apps . Apollo fits better
  • Buyers wanting vendor support contracts

Sources

  1. TanStack official sitetanstack.com
    official
  2. GHSA: Malware in 42 @tanstack/* packagesgithub.com
    security
  3. TanStack npm supply-chain compromise postmortemtanstack.com
    security
  4. Snyk: TanStack npm packages hit by Mini Shai-Huludsnyk.io
    security
  5. CVE-2026-45321 (SentinelOne)sentinelone.com
    security
  6. OpenAI response to the TanStack npm attackopenai.com
    news
  7. Grafana Labs security updategrafana.com
    security
  8. Appwrite: Why developers are leaving Next.js for TanStack Startappwrite.io
    review
  9. The State of TanStack, Two Years of Full-Time OSStanstack.com
    official
  10. G2: TanStack Ship reviewsg2.com
    review
  11. Reddit: What do you think of the TanStack Ecosystem?reddit.com
    review
  12. Lovable should sponsor TanStackjoost.blog
    news
  13. SWR: React Hooks for Data Fetchingvercel.com
    official
  14. Usage with Next.js . SWR docsswr.vercel.app
    official
  15. swr . deps.devdeps.dev
    security
  16. swr . Snyksecurity.snyk.io
    security