Softwr

Developer Tools · head to head

PhpStorm vs Solace PubSub+

PhpStorm logo

PhpStorm

Developer Tools

JetBrains IDE for PHP web development

From
$24/month
Free plan
No
Visit PhpStormFull review
Solace PubSub+ logo

Solace PubSub+

Databases

Multi-protocol event broker sold as software, cloud service or a hardware appliance

From
Free
Free plan
Yes
Visit Solace PubSub+Full review

The short version

  • Solace PubSub+ is free; PhpStorm starts at $24/mo.
  • Only PhpStorm lists PHP-aware coding assistance; only Solace PubSub+ lists multi-protocol broker.
  • Where PhpStorm falls short: requires an ongoing paid subscription with no free tier for commercial use.
  • Prices and features on this page were last checked on 31 August 2026.

Where they differ

Only the attributes on which PhpStorm and Solace PubSub+ actually diverge.

Attributes where PhpStorm and Solace PubSub+ differ
AttributePhpStormSolace PubSub+
Starting price$24/monthFree
Pricing modelSubscriptionQuote
Free tierNoYes
PlatformsWindows, macOS, LinuxLinux, Self-hosted, Web, Hardware appliance
CategoryDeveloper ToolsDatabases

Not yet recorded: founded for Solace PubSub+.

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 PhpStorm

  • PHP-aware coding assistance
  • Integrated debugger
  • Front-end tooling
  • Database tools
  • Version control integration
  • Docker and remote deployment

Only in Solace PubSub+

  • Multi-protocol broker
  • Dynamic message routing
  • Hardware appliance
  • Event Portal
  • Guaranteed delivery
  • Mission Control
  • Topic hierarchies and wildcards
  • Kafka and MQ bridging

What people use each for

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

PhpStorm

  • Building PHP web applications with Laravel or Symfonynot Solace PubSub+
  • Debugging PHP code with Xdebugnot Solace PubSub+
  • Working across PHP, HTML, CSS, and JavaScript in one projectnot Solace PubSub+
  • Managing databases alongside application codenot Solace PubSub+

Solace PubSub+

  • A bank building an event mesh across regions where a Java JMS application and an MQTT mobile client must share the same topic spacenot PhpStorm
  • An exchange or trading platform with a latency budget that needs the hardware appliance rather than a software brokernot PhpStorm
  • An airline distributing operational events to ground systems, aircraft and partner APIs over different protocolsnot PhpStorm
  • A manufacturer bridging factory MQTT telemetry into an enterprise Kafka estate without writing translation servicesnot PhpStorm

Where each one falls short

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

PhpStorm

  • Requires an ongoing paid subscription with no free tier for commercial use
  • Heavier and slower to start than lightweight code editors
  • Some advanced framework-specific tooling requires additional configuration or plugins
  • Renewal pricing rises for lapsed subscriptions after the grace period

Solace PubSub+

  • No pricing is published at any tier, so evaluation requires a sales engagement before you can even judge whether it is in budget, and broker tier sizing determines cost in ways buyers frequently get wrong
  • The free Standard edition has hard capacity and support limits, which makes it useful for development but means any real deployment triggers a commercial negotiation
  • The proprietary SMF protocol gives the best performance and feature coverage, so teams that lean on it acquire real switching costs even though open protocols are supported
  • Operating a self-managed high availability broker pair with disaster recovery is a specialist task, and Solace expertise is scarce in the hiring market compared with Kafka skills
  • Event Portal and Mission Control are licensed as part of platform packages, so the governance tooling that makes an event mesh manageable is not simply included with the broker

Pricing, plan by plan

PhpStorm

$24/month
  • Individual$24/mo
    • Personal use license
    • Access to PhpStorm
    • Free for students and open-source maintainers
  • Organization$34/mo
    • Business use license
    • Access to PhpStorm
    • Volume and renewal discounts

Solace PubSub+

Free
  • Software Event Broker StandardFree
    • Free for production within capacity limits
    • Single node, capped connections and queues
    • No vendor support
  • Solace CloudOn request
    • Managed brokers in tiers from ENT-250 to ENT-100K
    • Foundation, Accelerate and Scale platform packages
    • Fixed subscription or annual consumption drawdown
  • Software Enterprise self-managedOn request
    • Deploy in your own Kubernetes, VMs or data centre
    • High availability and disaster recovery
    • Support with SLA
  • Hardware applianceOn request
    • Purpose-built appliance with FPGA message offload
    • Deterministic low latency
    • Sold with support contract

Which should you pick?

Choose PhpStorm if

  • You need php-aware coding assistance.
  • You work on Windows, macOS, Linux.
  • You also want integrated debugger.
PhpStorm review

Choose Solace PubSub+ if

  • You need multi-protocol broker.
  • You want to start without paying.
  • You work on Linux, Self-hosted, Web, Hardware appliance.
  • You also want dynamic message routing.
Solace PubSub+ review

Questions people ask

Is PhpStorm or Solace PubSub+ better?
Neither clearly leads. PhpStorm starts at $24/month and Solace PubSub+ at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, PhpStorm or Solace PubSub+?
Solace PubSub+ has a free tier; the other does not. Paid plans start at $24/month for PhpStorm and Free for Solace PubSub+.
Does PhpStorm or Solace PubSub+ run on more platforms?
PhpStorm runs on Windows, macOS, Linux. Solace PubSub+ runs on Linux, Self-hosted, Web, Hardware appliance.
Can I use Solace PubSub+ for free?
Yes. Solace PubSub+ has a free tier, so you can try it without paying. PhpStorm starts at $24/month.
What is PhpStorm best used for?
PhpStorm is most often used for building php web applications with laravel or symfony, debugging php code with xdebug, working across php, html, css, and javascript in one project, managing databases alongside application code. Of those, building php web applications with laravel or symfony and debugging php code with xdebug are not what Solace PubSub+ is typically brought in for.
What can PhpStorm do that Solace PubSub+ cannot?
PhpStorm covers PHP-aware coding assistance, Integrated debugger, Front-end tooling, Database tools. Solace PubSub+ covers Multi-protocol broker, Dynamic message routing, Hardware appliance, Event Portal.

Answered from the vendors’ own pages

PhpStorm: How much does PhpStorm cost?

PhpStorm is sold via JetBrains Toolbox subscription starting around $24/month for individuals and $34/month for organizations, with free licenses for students and open-source maintainers.

Source
Solace PubSub+: Is there a free version of Solace?

Yes, the Standard edition of the software event broker is free for production within capacity limits, with no vendor support.

PhpStorm: Is there a free trial?

JetBrains offers a free trial of PhpStorm so developers can test it before subscribing.

Source
Solace PubSub+: Does Solace publish prices?

No. Cloud, software and appliance are all quoted, based on broker tier from ENT-250 to ENT-100K and licensing model.

PhpStorm: What platforms does PhpStorm support?

PhpStorm is a desktop IDE available on Windows, macOS, and Linux via JetBrains Toolbox.

Source
Solace PubSub+: Why buy an appliance in 2026?

Deterministic low latency with message processing offloaded to hardware, which matters in capital markets and little elsewhere.

Solace PubSub+: Can it replace Kafka?

Not for log retention and stream reprocessing. It is stronger at multi-protocol routing and guaranteed delivery, and the two are often bridged.

Share

Related pages

More on PhpStorm

More on Solace PubSub+

Keep looking

Other head to heads