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Technology · head to head

Eclipse vs Longhorn

Eclipse logo

Eclipse

Technology

The Eclipse Foundation - home to a global community

From
Free
Rated
-
Full reviewWebsite
Longhorn logo

Longhorn

Cloud

Open source distributed block storage for Kubernetes, incubating at the CNCF

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Eclipse high memory consumption and CPU usage, especially with multiple plugins installed; Longhorn there is no vendor and no SLA, so a production incident at three in the morning is your own problem unless you buy SUSE Rancher Prime support separately.
  • They diverge on capability: Eclipse covers Java development environment, Longhorn covers Per-volume controllers.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Eclipse and Longhorn actually diverge.

Attributes where Eclipse and Longhorn differ
AttributeEclipseLonghorn
Pricing modelUnknownOpen source, no licence fee
PlatformsWindows, macOS, LinuxLinux, Kubernetes
CategoryTechnologyCloud
Founded2001Unknown

Identical on both: starting price (Free), free tier (Yes), 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 Eclipse

  • Java development environment
  • Extensible plugin architecture
  • Integrated debugger
  • Code refactoring
  • Version control integration
  • Build automation
  • Multi-language support
  • Rich client platform

Only in Longhorn

  • Per-volume controllers
  • Synchronous replication
  • Snapshots and backups
  • Volume expansion
  • Disaster recovery volumes
  • Web interface

What people use each for

The jobs each tool is most often brought in to do.

Eclipse

  • Java application developmentnot Longhorn
  • Enterprise software developmentnot Longhorn
  • Web application developmentnot Longhorn
  • Plugin developmentnot Longhorn
  • Educational programmingnot Longhorn

Longhorn

  • An on-premises Kubernetes cluster with local disks and no SAN that needs replicated persistent volumesnot Eclipse
  • Edge sites where shipping a storage array is impractical and three nodes is the whole clusternot Eclipse
  • A K3s deployment where the storage layer must be light enough to run alongside the workloadsnot Eclipse
  • A team that wants snapshots and S3 backups of persistent volumes without paying per-node storage licencesnot Eclipse

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Eclipse

  • High memory consumption and CPU usage, especially with multiple plugins installed
  • Slow startup times and performance degradation with large projects or many open editors
  • Requires configuration of eclipse.ini file to optimize heap sizes for adequate performance
  • User interface considered outdated compared to modern IDE alternatives
  • User base fell from 39% of Java developers in 2024 to 28% in 2025, indicating market decline

Longhorn

  • There is no vendor and no SLA, so a production incident at three in the morning is your own problem unless you buy SUSE Rancher Prime support separately.
  • Synchronous replication across nodes means write latency depends on the slowest replica and the network between nodes, which makes it a poor fit for latency-sensitive databases.
  • Every replica is a full copy, so three-way replication consumes three times the raw capacity, unlike erasure-coded systems that are far more space efficient.
  • It is designed for block storage on modest clusters and does not scale to the node counts or throughput that Ceph or a commercial array handles, so growth eventually forces a migration.
  • Recovery from certain degraded states, such as a volume stuck detaching or replicas failing to rebuild, requires manual intervention and knowledge of Longhorn internals that is not widely held.

Pricing, plan by plan

Eclipse

Free

No published plan breakdown. See the Eclipse review.

Longhorn

Free
  • LonghornFree
    • Apache 2.0 licensed, no licence fee
    • Community support via GitHub and Slack only
    • No vendor SLA or escalation path

Which should you pick?

Choose Eclipse if

  • You need java development environment.
  • You want to start without paying.
  • You work on Windows, macOS, Linux.
  • You also want extensible plugin architecture.
Eclipse review

Choose Longhorn if

  • You need per-volume controllers.
  • You want to start without paying.
  • You work on Linux, Kubernetes.
  • You also want synchronous replication.
Longhorn review

Questions people ask

Is Eclipse or Longhorn better?
Neither clearly leads. Eclipse starts at Free and Longhorn at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Eclipse or Longhorn?
Eclipse starts at Free and Longhorn at Free.
Does Eclipse or Longhorn run on more platforms?
Eclipse runs on Windows, macOS, Linux. Longhorn runs on Linux, Kubernetes.
Can I use Eclipse for free?
Both have a free tier, so you can try either at no cost before committing.
What is Eclipse best used for?
Eclipse is most often used for java application development, enterprise software development, web application development, plugin development. Of those, java application development and enterprise software development are not what Longhorn is typically brought in for.
What can Eclipse do that Longhorn cannot?
Eclipse covers Java development environment, Extensible plugin architecture, Integrated debugger, Code refactoring. Longhorn covers Per-volume controllers, Synchronous replication, Snapshots and backups, Volume expansion.

Answered from the vendors’ own pages

Eclipse: How much does Eclipse IDE cost?

Eclipse IDE is completely free and open-source, released under the Eclipse Public License 2.0.

Source
Longhorn: Who do we call when it breaks?

Nobody, unless you buy SUSE Rancher Prime, which includes commercial support for Longhorn. This is the decisive question for production use.

Longhorn: How much capacity does replication cost?

Full copies, so three replicas means three times the raw capacity. Budget accordingly rather than assuming erasure coding efficiency.

Longhorn: Is it suitable for production databases?

For modest workloads yes, but synchronous replication adds write latency and high-transaction databases usually want something faster.

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