Developer Tools · head to head
ESLint vs Portworx
Portworx
Cloud
Kubernetes-native storage and data services, priced by the node hour
- From
- $0.33/node hour
- Free plan
- No
The short version
- Only ESLint has a free tier, so it costs nothing to try first.
- Each has a real cost: ESLint slow performance on large codebases compared to newer tools like Oxlint and Biome; Portworx bare metal nodes are charged at 1.11 USD per node hour against 0.33 for virtual nodes, so a bare metal cluster costs more than three times a virtualised one for identical capability.
- Prices and features above were last checked on 1 September 2026.
Where they differ
Only the attributes on which ESLint and Portworx actually diverge.
Identical on both: user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in ESLint
Nothing recorded that Portworx does not also cover.
Only in Portworx
- Container-native volumes
- Failure domain placement
- Volume encryption
- Database automation
- Disaster recovery
- Autopilot capacity management
- Hardware independence
What people use each for
The jobs each tool is most often brought in to do.
ESLint
- Statically analysing JavaScript and JSX to find problems before runtimenot Portworx
- Automatically fixing issues with syntax-aware rewritesnot Portworx
- Enforcing a consistent code style across a teamnot Portworx
- Running as a CI step to block non-conforming codenot Portworx
- Writing custom rules for project-specific conventionsnot Portworx
Portworx
- Running a production PostgreSQL or Cassandra cluster on Kubernetes and needing the data to survive node lossnot ESLint
- A platform team offering self-service databases to developers on an internal Kubernetes platformnot ESLint
- Failing over stateful applications between clusters in different regions as a disaster recovery positionnot ESLint
- An OpenShift estate where the built-in storage option does not meet the availability requirement for stateful setsnot ESLint
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
ESLint
- Slow performance on large codebases compared to newer tools like Oxlint and Biome
- Complexity in configuration from scratch, particularly for TypeScript support
- Limited built-in TypeScript support, requiring separate parsers and coordination with new TypeScript features
Portworx
- Bare metal nodes are charged at 1.11 USD per node hour against 0.33 for virtual nodes, so a bare metal cluster costs more than three times a virtualised one for identical capability.
- A 1,000 node hour monthly minimum applies, which means small or intermittent clusters pay for capacity they do not consume.
- Replicating volumes across nodes consumes real capacity and network bandwidth, so the underlying infrastructure cost rises alongside the licence in a way the node hour rate does not show.
- Pure Storage ownership means roadmap priorities are set by an array vendor, and buyers should confirm that hardware independence remains contractual rather than assumed.
- Operating it well requires Kubernetes storage expertise, and teams that adopted Kubernetes to simplify operations often find they have added a distributed storage system to run.
Pricing, plan by plan
ESLint
FreeNo published plan breakdown. See the ESLint review.
Portworx
$0.33/node hour- Portworx Enterprise on virtual machine nodes$0.33/node hour
- Minimum 1,000 node hours per month
- Replicated persistent volumes
- Encryption and disaster recovery
- Portworx Enterprise on bare metal nodes$1.11/node hour
- Minimum 1,000 node hours per month
- Same capabilities on bare metal clusters
- Higher rate reflects node density
Which should you pick?
Choose ESLint if
- You want to start without paying.
- You work on Browser-based JavaScript, Node.js, Any JavaScript environment.
Choose Portworx if
- You need container-native volumes.
- You work on Linux.
- You also want failure domain placement.
Questions people ask
- Is ESLint or Portworx better?
- Neither clearly leads. ESLint starts at Free and Portworx at $0.33/node hour, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, ESLint or Portworx?
- ESLint has a free tier; the other does not. Paid plans start at Free for ESLint and $0.33/node hour for Portworx.
- Does ESLint or Portworx run on more platforms?
- ESLint runs on Browser-based JavaScript, Node.js, Any JavaScript environment. Portworx runs on Linux.
- Can I use ESLint for free?
- Yes. ESLint has a free tier, so you can try it without paying. Portworx starts at $0.33/node hour.
- What is ESLint best used for?
- ESLint is most often used for statically analysing javascript and jsx to find problems before runtime, automatically fixing issues with syntax-aware rewrites, enforcing a consistent code style across a team, running as a ci step to block non-conforming code. Of those, statically analysing javascript and jsx to find problems before runtime and automatically fixing issues with syntax-aware rewrites are not what Portworx is typically brought in for.
- What can ESLint do that Portworx cannot?
- Portworx covers Container-native volumes, Failure domain placement, Volume encryption, Database automation.
Answered from the vendors’ own pages
ESLint: Does ESLint automatically fix code issues?
Many problems ESLint finds can be automatically fixed via the --fix flag. ESLint fixes are syntax-aware so you won't experience errors introduced by traditional find-and-replace algorithms.
SourcePortworx: Is Portworx tied to Pure Storage hardware?
No. It runs on any Kubernetes distribution over any underlying storage, though Pure has owned it since 2020 and sets the roadmap.
ESLint: How much does ESLint cost?
ESLint is completely free and open-source software maintained by the OpenJS Foundation. The project accepts voluntary donations from sponsors.
SourcePortworx: What does a real cluster cost?
At 0.33 USD per virtual node hour, twenty nodes running continuously is roughly 4,800 USD a month. Bare metal at 1.11 USD per node hour is around 16,000 USD for the same node count.
ESLint: Can I write custom ESLint rules?
Yes. You can develop custom rules that work alongside built-in functionality through ESLint's plugin system, allowing complete customization for your project needs.
SourcePortworx: Is backup included?
No. Portworx Backup is a separately priced product covering Kubernetes application backup.
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- Portworx vs Moonrepo
- Portworx vs Nx Cloud
- Portworx vs Pants Build
- Portworx vs OpenEBS
- Portworx vs Rancher
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- Portworx vs Podman
- Portworx vs Scaleway
- Portworx vs DigitalOcean
- Portworx vs Packer
- Portworx vs Crossplane
- Portworx vs Dokku
- Portworx vs Encore
- Portworx vs Fastly
- Portworx vs Google Cloud Platform
- Portworx vs K3s
- Portworx vs Flux
- Portworx vs Vagrant
- Portworx vs Kustomize
- Portworx vs minikube