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DataSF vs Trimble Unity Maintain

DataSF logo

DataSF

Government

San Francisco Open Data Portal

From
Free
Rated
-
Full reviewWebsite
Trimble Unity Maintain logo

Trimble Unity Maintain

Government

GIS-centric public asset and work management, the product formerly sold as Cityworks

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only DataSF has a free tier, so it costs nothing to try first.
  • They diverge on capability: DataSF covers Open Datasets, Trimble Unity Maintain covers Built on ArcGIS.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which DataSF and Trimble Unity Maintain actually diverge.

Attributes where DataSF and Trimble Unity Maintain differ
AttributeDataSFTrimble Unity Maintain
Starting priceFreeOn request
Pricing modelfreequote
Free tierYesNo
PlatformsWebWeb, iOS, Android, Windows
Founded2009Unknown

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

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 DataSF

  • Open Datasets
  • Data API
  • Visualizations
  • Data Catalog
  • Automated Updates
  • Socrata
  • ArcGIS
  • Analysis Tools

Only in Trimble Unity Maintain

  • Built on ArcGIS
  • Service requests
  • Work order management
  • Permits and licensing
  • Mobile field access
  • Storeroom and inventory
  • Operational Insights
  • AgileAssets convergence

What people use each for

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

DataSF

  • Citizen Servicesnot Trimble Unity Maintain
  • Records Managementnot Trimble Unity Maintain
  • Public Safetynot Trimble Unity Maintain
  • Civic Engagementnot Trimble Unity Maintain

Trimble Unity Maintain

  • A water utility wanting valve exercising and hydrant flushing recorded against the same GIS features the engineering team maintainsnot DataSF
  • A city consolidating a citizen service request line, work orders and inspections into one location-based systemnot DataSF
  • A state transportation department managing pavement and bridge assets with linear referencing rather than point assetsnot DataSF
  • A public works department that has already licensed ArcGIS Enterprise and wants to avoid rekeying its asset inventorynot DataSF

Where each one falls short

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

DataSF

Nothing recorded yet. See the DataSF review.

Trimble Unity Maintain

  • Esri ArcGIS is a hard prerequisite, so an organisation without it faces a second substantial licence and a GIS programme before the maintenance system can be used at all.
  • The product is mid-rename from Cityworks to Trimble Unity Maintain with transition timelines Trimble has not committed to publicly, leaving contracts, documentation and integrator experience split between two names.
  • CVE-2025-0994, a deserialisation flaw in Cityworks, was exploited in the wild and listed by CISA in February 2025, which makes on-premise deployments a patching obligation rather than a set-and-forget install.
  • Because assets live in the GIS, changing the asset model is a GIS division change, so maintenance teams cannot restructure their own hierarchy without another department in the loop.
  • It is built for North American public sector practice, and the permitting, funding source and reporting models do not map cleanly onto other countries or onto private industrial estates.

Pricing, plan by plan

DataSF

Free
  • Public AccessFree
    • Dataset Access
    • API Access
    • Visualizations

Trimble Unity Maintain

On request
  • Trimble Unity Maintain$undefined/year
    • Annual subscription sized by population served, asset volume and user count
    • Esri ArcGIS Enterprise or ArcGIS Online licensing required separately
    • Hosted and on-premise deployment priced differently

Which should you pick?

Choose DataSF if

  • You need open datasets.
  • You want to start without paying.
  • You also want data api.
DataSF review

Choose Trimble Unity Maintain if

  • You need built on arcgis.
  • You work on Web, iOS, Android, Windows.
  • You also want service requests.
Trimble Unity Maintain review

Questions people ask

Is DataSF or Trimble Unity Maintain better?
Neither clearly leads. DataSF starts at Free and Trimble Unity Maintain at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, DataSF or Trimble Unity Maintain?
DataSF has a free tier; the other does not. Paid plans start at Free for DataSF and On request for Trimble Unity Maintain.
Does DataSF or Trimble Unity Maintain run on more platforms?
DataSF runs on Web. Trimble Unity Maintain runs on Web, iOS, Android, Windows.
Can I use DataSF for free?
Yes. DataSF has a free tier, so you can try it without paying. Trimble Unity Maintain starts at On request.
What is DataSF best used for?
DataSF is most often used for citizen services, records management, public safety, civic engagement. Of those, citizen services and records management are not what Trimble Unity Maintain is typically brought in for.
What can DataSF do that Trimble Unity Maintain cannot?
DataSF covers Open Datasets, Data API, Visualizations, Data Catalog. Trimble Unity Maintain covers Built on ArcGIS, Service requests, Work order management, Permits and licensing.

Answered from the vendors’ own pages

Trimble Unity Maintain: Is Cityworks discontinued?

Not discontinued, renamed. It is becoming Trimble Unity Maintain, converging with AgileAssets, and Trimble has not published a final transition date.

Trimble Unity Maintain: Do I need Esri ArcGIS?

Yes. The product is built on ArcGIS and cannot be deployed without an Esri licence.

Trimble Unity Maintain: Was there a security incident?

Yes. CVE-2025-0994 in Cityworks was exploited in the wild and added to the CISA known exploited vulnerabilities catalogue in February 2025.

Trimble Unity Maintain: Can it handle roads and pavement as well as pipes?

Yes, through the AgileAssets lineage now inside the Unity Maintain family, which adds linear referencing for transportation assets.

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