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Databases · head to head

Apache Solr vs UiPath

Apache Solr logo

Apache Solr

Databases

Enterprise search platform built on Apache Lucene

From
Free
Rated
-
Full reviewWebsite
UiPath logo

UiPath

Automation Integration

The leading platform for business process automation

From
$25/month
Rated
-
Full reviewWebsite

The short version

  • Only Apache Solr has a free tier, so it costs nothing to try first.
  • Each has a real cost: Apache Solr xML-heavy configuration and a developer experience that feels dated beside newer engines; UiPath the Basic plan from $25 per month caps the tenant at 5 Basic users, 5 Plus users, 1 Pro user and 2 unattended robots
  • They diverge on capability: Apache Solr covers Lucene-based indexing, UiPath covers Desktop RPA.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Apache Solr and UiPath actually diverge.

Attributes where Apache Solr and UiPath differ
AttributeApache SolrUiPath
Starting priceFree$25/month
Pricing modelOpen source, no licence feesubscription
Free tierYesNo
PlatformsLinux, Docker, Kubernetes, Self-hostedDesktop, Web
CategoryDatabasesAutomation Integration
FoundedUnknown2005

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 Apache Solr

  • Lucene-based indexing
  • Faceted search
  • SolrCloud
  • Schema control

Only in UiPath

  • Desktop RPA
  • Cloud RPA
  • Process mining
  • Task mining
  • AI capabilities
  • Monitoring
  • Analytics
  • 500+ connectors

What people use each for

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

Apache Solr

  • Library, archive and catalogue search where faceting is centralnot UiPath
  • Long-lived enterprise deployments valuing stability over noveltynot UiPath
  • Search requiring precise, explicitly configured relevance tuningnot UiPath

UiPath

  • Robotic process automation and business automationnot Apache Solr
  • Enterprise-wide deployment and process optimizationnot Apache Solr
  • UI automation and intelligent document processingnot Apache Solr
  • Large-scale automation programs with custom requirementsnot Apache Solr

Where each one falls short

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

Apache Solr

  • XML-heavy configuration and a developer experience that feels dated beside newer engines
  • SolrCloud depends on ZooKeeper, adding a component Elasticsearch removed years ago
  • Smaller mindshare now, so newer tutorials, hiring and integrations favour Elasticsearch
  • Considerably heavier than a purpose-built application search engine

UiPath

  • The Basic plan from $25 per month caps the tenant at 5 Basic users, 5 Plus users, 1 Pro user and 2 unattended robots
  • Basic tenants are hosted only in the European region
  • Only the Basic tier carries a published price; Standard and Enterprise require contacting sales
  • Self healing automation, process simulation, Elastic Robot Orchestration, bring your own encryption keys and dedicated deployments are Enterprise only
  • Agent capability is limited on Basic and requires Standard or Enterprise
  • Extra unattended robots are purchased separately on top of the plan

Pricing, plan by plan

Apache Solr

Free
  • Apache SolrFree
    • Full functionality
    • No usage limits
    • Community support

UiPath

$25/month
  • Automation Cloud Basic$25/month
    • Build and run basic personal automations
    • Limited scale
    • 99.9% service uptime
  • Automation Cloud Standard$null/month
    • Enterprise automation capabilities
    • Document classification and extraction at scale
    • No limits to scale
  • Automation Cloud Enterprise$null/month
    • Self-healing UI automation
    • Process optimization and simulation
    • Infrastructure automation
  • Test Cloud Standard$null/month
    • Contact Sales for pricing

Which should you pick?

Choose Apache Solr if

  • You need lucene-based indexing.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes, Self-hosted.
  • You also want faceted search.
Apache Solr review

Choose UiPath if

  • You need desktop rpa.
  • You work on Desktop, Web.
  • You also want cloud rpa.
UiPath review

Questions people ask

Is Apache Solr or UiPath better?
Neither clearly leads. Apache Solr starts at Free and UiPath at $25/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Apache Solr or UiPath?
Apache Solr has a free tier; the other does not. Paid plans start at Free for Apache Solr and $25/month for UiPath.
Does Apache Solr or UiPath run on more platforms?
Apache Solr runs on Linux, Docker, Kubernetes, Self-hosted. UiPath runs on Desktop, Web.
Can I use Apache Solr for free?
Yes. Apache Solr has a free tier, so you can try it without paying. UiPath starts at $25/month.
What is Apache Solr best used for?
Apache Solr is most often used for library, archive and catalogue search where faceting is central, long-lived enterprise deployments valuing stability over novelty, search requiring precise, explicitly configured relevance tuning. Of those, library, archive and catalogue search where faceting is central and long-lived enterprise deployments valuing stability over novelty are not what UiPath is typically brought in for.
What can Apache Solr do that UiPath cannot?
Apache Solr covers Lucene-based indexing, Faceted search, SolrCloud, Schema control. UiPath covers Desktop RPA, Cloud RPA, Process mining, Task mining.

Answered from the vendors’ own pages

Apache Solr: Is Apache Solr free?

Yes, open source under the Apache Software Foundation.

UiPath: How much does UiPath cost?

UiPath Automation Cloud Basic starts at $25/month for individuals and small teams. Standard and Enterprise tiers require contacting sales for custom pricing based on organizational needs.

Source
Apache Solr: Solr or Elasticsearch?

Both are built on Lucene. Elasticsearch has the larger ecosystem and a friendlier API; Solr is very mature and strong on faceted search, and remains common in library and catalogue systems.

UiPath: What are the limitations of UiPath's Basic tier?

The Basic tier at $25/month is limited to building and running basic personal automations at limited scale, with European region hosting only and bronze-level support. Standard and Enterprise tiers remove these limits.

Source
Apache Solr: Is Solr still maintained?

Yes, actively, as a top-level Apache project.

UiPath: Does UiPath charge for users and robots separately?

UiPath's pricing tiers include base costs, but users, robots, and agents may require additional purchases beyond the tier pricing, depending on organizational requirements.

Source
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