Islandora, KeyShot Dock (formerly Digizuite), NetX, Contentstack

Side by side on what we have verified on each vendor’s own pages. Where a fact was not checked, the table says so rather than leaving a blank that reads as “no”.

What decides it · Runs on your own servers

If the files genuinely cannot leave your infrastructure, this is not a close race — the platforms marked No below should not be on the call at all.

Islandora

Yes

KeyShot Dock (formerly Digizuite)

Yes

NetX

Yes

Contentstack

Everything else

Islandora

KeyShot Dock (formerly Digizuite)

NetX

Contentstack

Verdict

An open-source, community-governed digital repository platform on Drupal, for libraries, archives, and museums to manage digital collections.

A digital asset management platform for manufacturing and AEC companies, rebranded from Digizuite in 2024, integrated with KeyShot's 3D product-visualization suite.

A digital asset management platform for enterprises, agencies, museums, and nonprofits, paired with in-house consulting and data-migration services.

An enterprise headless CMS and composable DXP for developer-led teams needing multi-channel content delivery, with a native asset-management module that's newer and thinly reviewed.

Price published

Billed on

No published price on islandora.ca — the core software is free open source ("free to use and always will be"). Paid options are hosting/installation/migration/support/training contracts sold by independent third-party service providers listed on islandora.ca/service-providers (e.g. Born-Digital, discoverygarden); islandora.ca itself does not publish their rates or billing units.

Not published. Pricing is quote-only via 'Request pricing' / 'Contact sales' on the vendor's own product page; no per-user, per-GB, or flat-rate billing unit is disclosed anywhere on the vendor's site.

Not disclosed publicly. Plans are differentiated by number of admin users, storage (TB), and number of portals (e.g. Essential: 5 admin users/1TB; Signature: 20 admin users/2TB/3 portals; Premium: 50 admin users/5TB/5 portals); exact per-unit or per-tier prices are not published, visitors must request a consult.

Quoted per customer

Deployment

On-premise, Cloud

Cloud, On-premise

Cloud, On-premise, Hybrid

Cloud

Free plan

Yes

Free trial

Transparency index

Not checked

30%

Most common complaint

Not checked

A free start exists, but the terms for moving to a paid tier are not on the page

“Not checked” means exactly that: we have not verified it, not that the platform lacks it. Every other value was read off the vendor’s own pages on the date shown on each platform page.

What to ask on the demo

One question per platform, drawn from what actually goes wrong with it — not a generic checklist. Vendors run the demo; this hands the agenda back to you.

Contentstack A free start exists, but the terms for moving to a paid tier are not on the page — ask them to answer this in writing before the trial.

No email required — the page prints as it stands.