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Libraries · head to head

Ex Libris Alma vs PDAL

Ex Libris Alma logo

Ex Libris Alma

Libraries

Unified library services platform for the modern library

From
On request
Rated
-
Full reviewWebsite
PDAL logo

PDAL

Libraries

Open source C++ library and command line tool for point cloud translation and processing

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only PDAL has a free tier, so it costs nothing to try first.
  • Each has a real cost: Ex Libris Alma pricing is not published for Alma; the site provides no plans or figures and requires contacting a sales representative for a quote; PDAL it is a library and command line tool with no graphical interface, so anyone expecting to inspect, edit or visualise a point cloud needs entirely separate software.
  • They diverge on capability: Ex Libris Alma covers Unified resource management, PDAL covers Format translation.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Ex Libris Alma and PDAL actually diverge.

Attributes where Ex Libris Alma and PDAL differ
AttributeEx Libris AlmaPDAL
Starting priceOn requestFree
Pricing modelsubscriptionOpen source, no licence fee
Free tierNoYes
PlatformsWeb, ApiLinux, Windows, macOS
Founded1986Unknown

Identical on both: user rating (Not yet rated), category (Libraries).

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 Ex Libris Alma

  • Unified resource management
  • Electronic resource management
  • Digital asset management
  • Acquisitions and licensing
  • Circulation and fulfillment
  • Analytics and reporting
  • Resource sharing
  • Consortia support

Only in PDAL

  • Format translation
  • JSON pipelines
  • Ground classification filters
  • Reprojection
  • Rasterisation
  • Python bindings
  • Streaming mode
  • Cloud-native output

What people use each for

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

Ex Libris Alma

  • Academic libraries managing electronic resources and library services in a single cloud platformnot PDAL

PDAL

  • A mapping agency building a repeatable pipeline that reprojects, classifies ground and tiles a national lidar datasetnot Ex Libris Alma
  • A developer converting client-delivered LAS files into cloud-optimised COPC for streaming to a web viewernot Ex Libris Alma
  • A researcher scripting outlier removal and DEM generation from drone lidar inside a Python notebooknot Ex Libris Alma
  • A survey firm automating quality checks on incoming point cloud deliveries rather than opening each file by handnot Ex Libris Alma

Where each one falls short

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

Ex Libris Alma

  • Pricing is not published for Alma; the site provides no plans or figures and requires contacting a sales representative for a quote

PDAL

  • It is a library and command line tool with no graphical interface, so anyone expecting to inspect, edit or visualise a point cloud needs entirely separate software.
  • Pipelines are written as JSON with filter-specific parameters, and getting classification results right requires understanding the underlying algorithms rather than tuning a slider.
  • Development depends heavily on a small contributor base and on public sector contract funding, which is a concentration risk for an organisation making it load-bearing.
  • There is no vendor support tier to purchase; paid help means a consulting engagement, which suits an agency with a procurement process and suits a small firm poorly.
  • Error messages and documentation assume geospatial and command line fluency, so the practical adoption cost is staff capability rather than licence fees.

Pricing, plan by plan

Ex Libris Alma

On request
  • Alma Essentials$undefined/year
    • Core library services
    • Print resource management
    • Basic acquisitions
  • Alma Premium$undefined/year
    • Everything in Essentials
    • Electronic resource management
    • Digital resource management
  • Alma Enterprise$undefined/year
    • Everything in Premium
    • Multi-institution network
    • Consortia management

PDAL

Free
  • PDALFree
    • BSD licence
    • Library, command line tool and Python bindings
    • No usage or seat limits

Which should you pick?

Choose Ex Libris Alma if

  • You need unified resource management.
  • You work on Web, Api.
  • You also want electronic resource management.
Ex Libris Alma review

Choose PDAL if

  • You need format translation.
  • You want to start without paying.
  • You work on Linux, Windows, macOS.
  • You also want json pipelines.
PDAL review

Questions people ask

Is Ex Libris Alma or PDAL better?
Neither clearly leads. Ex Libris Alma starts at On request and PDAL at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Ex Libris Alma or PDAL?
PDAL has a free tier; the other does not. Paid plans start at On request for Ex Libris Alma and Free for PDAL.
Does Ex Libris Alma or PDAL run on more platforms?
Ex Libris Alma runs on Web, Api. PDAL runs on Linux, Windows, macOS.
Can I use PDAL for free?
Yes. PDAL has a free tier, so you can try it without paying. Ex Libris Alma starts at On request.
What is Ex Libris Alma best used for?
Ex Libris Alma is most often used for academic libraries managing electronic resources and library services in a single cloud platform. Of those, academic libraries managing electronic resources and library services in a single cloud platform is not what PDAL is typically brought in for.
What can Ex Libris Alma do that PDAL cannot?
Ex Libris Alma covers Unified resource management, Electronic resource management, Digital asset management, Acquisitions and licensing. PDAL covers Format translation, JSON pipelines, Ground classification filters, Reprojection.

Answered from the vendors’ own pages

Ex Libris Alma: Why doesn't Ex Libris publish Alma pricing online?

Alma uses a custom quote model. The company directs inquiries to sales representatives who tailor pricing based on institutional size, feature requirements, and implementation scope.

Source
PDAL: Is PDAL a product I can buy?

No. It is a free BSD-licensed library and command line tool. There is nothing to purchase.

Ex Libris Alma: Can I try Alma before committing to a purchase?

Yes, Ex Libris offers a Demo Center where you can explore Alma's capabilities in action before formal pricing discussions.

Source
PDAL: Who maintains it?

An open contributor community with development led substantially by Hobu Inc, funded largely through US public sector contracts.

Ex Libris Alma: What support services are available separately from Alma licensing?

Ex Libris offers Professional Services and Support Services as separate offerings available in addition to the core platform license.

Source
PDAL: Can I get commercial support?

Only by contracting Hobu or an independent consultancy. There is no support subscription.

Ex Libris Alma: How do I request pricing for Alma?

Contact Ex Libris using their contact form on the website or reach out to their sales team directly to discuss your institution's needs.

Source
PDAL: Does it have a viewer?

No. Use QGIS, CloudCompare or a web viewer for visualisation; PDAL handles the processing.

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