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Open-source DAM

ResourceSpace: DAM software reviewed

An open-licence, self-hosted DAM for teams with in-house server admin capability, trading a free licence for the time to run upgrades, tune dependencies and troubleshoot it themselves.

Verdict

Free to license, but you pay for it in upgrade pain and your own sysadmin hours.

Published price

No

Self-hosted: no licence fee. Hosted: a user ceiling per tier

Deployment

Cloud, On-premise

can run on your own servers

Transparency index

60%

6 of 10 points

Last verified

19 Aug 2026

on the vendor’s own pages

Buy it if

You have server administration capability in-house, your library is a few hundred thousand assets or fewer, and an open licence is a genuine requirement rather than a preference.

Do not buy it if

Nobody on your team can debug a broken database migration by hand, or your library is approaching a million-plus assets and you need guaranteed support for the tuning that requires.

Quote it against

Piwigo and Phraseanet for the same open-licence, self-hosted category; ResourceSpace's institutional footprint (Oxford's four museums) suggests comparing it against Orange Logic Cortex for GLAM-sector procurement specifically.

Where it is strong

  • No annual licence fee at all for the self-hosted build — the source is downloadable and installs on a standard LAMP stack — Vendor pricing and download pages
  • Vendor cloud tiers are sized by named user count (25 / 100 / 500 / unlimited) and bundle hosting, backups, upgrades, SSO and API access — Vendor pricing page
  • Installation is offered as a Docker image or straight from the source repository, so evaluation does not require a bespoke build — Vendor download page
  • Vendor staff answer day-to-day configuration questions in the user group promptly, despite the free licence — Vendor-hosted user Google Group
  • At least one production instance runs 1.083 million photos and grows roughly 10,000 a month, so the scale is reachable in practice — Vendor-hosted user Google Group thread

Where it is weak

  • Major-version upgrades repeatedly break installs: a white screen moving 10.3 to 10.4, permissions failures after 10.7, and a migration script erroring outright — Vendor-hosted user Google Group threads
  • Previews depend on separately-versioned ImageMagick, Ghostscript, FFmpeg and Inkscape, and mismatches such as ImageMagick 7 against an expected 6.9 break thumbnailing — Vendor-hosted user Google Group threads
  • Past roughly a million assets the PHP layer is the ceiling, not the database: array_pad tops out at 1,048,576 elements and paging takes about seven seconds — Vendor-hosted user Google Group thread (1.08M-asset broadcaster)
  • Architecture questions at scale go unanswered — a thread on migrating 1.45 million assets and 15TB drew zero replies and six views — Vendor-hosted user Google Group, August 2026 thread
  • The community actively warns newcomers off the official Bitnami image, and the public GitHub mirror shows only 60 stars and one open issue since development sits in SVN — Vendor-hosted user Google Group; GitHub resourcespace/resourcespace

What users actually say

Too thin to quantify on commercial review sites — about 21 reviews on Capterra, last dated 11 Mar 2021. The real evidence base is the vendor-hosted user Google Percentages are the share of reviews raising each theme, not a rating.

Major-version upgrades break things

18 reviews · negative

The single loudest and best-evidenced recurring problem. Reports include a white screen of death moving 10.3 to 10.4, a failed 9.7 to 10.3 upgrade, permissions breaking after 10.7, missing or mis-sized previews post-upgrade, and a migration script (populate_nodes_pre_v10.php) erroring outright. An August 2026 thread about the 11.0 install shows a user stuck with a regenerating lock file, traced to a corrupted resource table — fixed by hand-running SQL through phpMyAdmin. Vendor staff (Dan Huby) answer in-thread, which functions as the de-facto support channel.

What to do about it

Before any major-version upgrade, take a full database and file backup and test the upgrade on a staging copy first — do not run it against the production install directly.

Fragile chain of external binary dependencies

negative

Preview generation depends on ImageMagick, Ghostscript, FFmpeg and Inkscape, each versioned separately from ResourceSpace itself, and version mismatches are a constant source of failure: ImageMagick 7.x installed while the app expects 6.9.x, HEIC needing IM7 specifically, no native preview support for CorelDRAW or Affinity files, install-check reporting an archiver as failed when it is present. PHP 8.1/8.2 compatibility issues (missing php-sodium, gd built without JPEG support) compound this on newer server stacks.

What to do about it

Before deploying, verify exact ImageMagick/Ghostscript/FFmpeg versions against the ResourceSpace compatibility notes for your target release, not just that the binaries exist.

Performance ceiling around one million assets, and it is the app layer, not the database

mixed

The clearest data point: a Spanish broadcaster running 1.083 million photos, growing roughly 10,000 a month, on 32GB RAM with a 24GB MariaDB InnoDB buffer pool, reported PHP's array_pad() hitting a 1,048,576-element ceiling on large result sets, roughly seven seconds to page between resources, and a query that ran in 12 seconds at the MariaDB console taking 30 seconds through the app — pointing at the Apache/PHP layer rather than the database as the bottleneck. Guidance given was to lower the default 200,000-row max_results setting and upgrade the PHP version. It reaches large libraries but needs deliberate tuning to get there.

What to do about it

If your library will approach a million assets, budget time for PHP-layer tuning (max_results, buffer sizes) rather than assuming database hardware alone will keep it fast.

You are largely your own support unless you pay for it

mixed

A representative case: a August 2026 thread from someone migrating 1.45 million assets / 15TB off Extensis Portfolio, asking specific questions about a hybrid storage architecture and real-world MariaDB search performance at that scale, got zero replies and six views. Day-to-day configuration questions are answered promptly by vendor staff in the group, but open architectural questions at scale are not reliably answered by the community. Real Story Group's independent 2014 evaluation made the same point structurally: free and usable for simpler scenarios, but extending it seriously needs in-house programming talent or paid third-party help, and the small core team means slower innovation than commercial competitors.

What to do about it

For anything beyond a standard single-server deployment, budget for a paid support contract or an in-house developer rather than counting on the community forum for architecture-level questions.

Distribution and packaging read as dated to technical evaluators before they even install it

negative

ResourceSpace still distributes via SVN rather than Git in 2026, and a 2023 Hacker News thread shows a technical evaluator citing exactly that, plus a dated website and no public product demo, as reasons to be put off before ever running the software — despite suspecting the product itself was fine. Separately, the community itself now actively warns people away from the official Bitnami image, calling it unmaintained; one Reddit report described the Bitnami OVA shipping with a disk far too small for real use, and a 2015 poster said the Bitnami/Google Cloud VPS setup effectively demanded full-time IT skills to run.

What to do about it

Skip the Bitnami image; install from the documented SVN/source route directly, and budget an afternoon for first-run friction rather than expecting a five-minute setup.

Free of licence fees is not free of operating cost

The clearest independent evidence — a 1.45-million-asset migration question that got zero replies after six views, and an August 2026 upgrade that required hand-editing the database through phpMyAdmin to recover — is that ResourceSpace's real cost shows up as your own team's time during upgrades and at scale, not as a line item you can see before you commit.

Budget a named person's ongoing time, not just server cost, before choosing self-hosting over a paid alternative.

Checkable facts

Published price No
Billed on Self-hosted: no licence fee. Hosted: a user ceiling per tier
Packaging Open source with no licence fee, plus four hosted tiers (25 / 100 / 500 / unlimited users) with no figures
Free plan Yes
Free trial No

Product signals

Formats supported Any file type can be uploaded and stored as-is (banned extensions like php, cgi, pl, exe, asp, jsp, sh, bash, phtml, phps, phar, py, jar are blocked by default but admin-configurable). Preview/thumbnail generation via open-source libraries covers images (JPEG, PNG, GIF, BMP, TIFF, TGA, PSD), video (AVI, FLV, MP4, MOV, WMV, OGG, WebM), audio (MP3, AAC, WMA, FLAC), and RAW camera formats via embedded-preview extraction (CR2 Canon, NEF Nikon, DNG Adobe, RW2 Panasonic, RAF Fujifilm, ARW Sony). Knowledge-base docs also reference InDesign and OpenOffice document previews.
Integrations SSO/identity: SAML (ADFS, Google Workspace, Okta, OneLogin, Shibboleth, OpenAM, CAS, WS-Federation) and LDAP (Microsoft Active Directory, Oracle Directory). Creative tools: Adobe Photoshop, InDesign, Illustrator, Premiere Pro, After Effects, plus Figma and Canva. Office: Word, PowerPoint, Excel. Publishing/social: YouTube, Vimeo, Flickr, Falcon.io, Facebook/LinkedIn/Twitter via shared collections. Cloud storage: Dropbox, OneDrive, Box. CMS: WordPress, Drupal, Joomla. Brand/template partners: BrandStencil, RightMarket. AI: Google Vision, OpenAI GPT and DALL-E, local CLIP, local InsightFace (v11 adds Ollama support for the OpenAI GPT plugin). Museum/collection systems: TMS (The Museum System), EMu, MuseumPlus, IIIF API. Stock libraries: Shutterstock, Pixabay. Also CSV-based metadata migration/bulk import and a documented REST-style API with testing tools.
Last release Version 11.0, released June 29, 2026. Redesigned interface (header with integrated search/filter bar, expanded hero-banner dashboard slideshows, fixed collection-toggle button, thumbnail metadata pills/action menus). New: front-end-triggered 'Offline Jobs' page for heavy back-end tasks (e.g. preview recreation) with real-time progress; geographic location metadata fields plus bulk CSV import of location data; bulk alternative-file uploads via the CSV Upload plugin; Typesense plugin for faster search on larger systems. Technical: expanded system configuration UI, Ollama support added to the OpenAI GPT plugin, official PHP 8.5 and MySQL 9.0 support (PHP 8.2 minimum), added Bulgarian/Kurdish/Traditional Chinese languages. Prior releases: v10.7 (Oct 6, 2025), v10.6 (May 27, 2025). — changelog
API depth Full REST-style CRUD API, not a decorative single-endpoint integration. Documented functions cover resources/assets (get_resource, delete_resource, and resource manipulation), metadata/annotations (createAnnotation, updateAnnotation, custom field management), collections (create_collection, delete_collection, get_collection_resources), users and permission-based groups, plus search/filtering. Authentication is API-key based (get_api_key, check_api_key, api_login). The knowledge base lists hundreds of functions across 40+ functional categories, including file upload, access control, and CSRF handling, and references formal OpenAPI documentation alongside the function reference — this is enterprise-grade API depth typical of an open-source, self-hosted DAM with full code-level access. — API docs

Checked against the Wayback Machine

Wayback Machine unreachable via WebFetch in this environment — CDX API and direct snapshot URLs did not resolve, confirmed on prior pilot batches. Not checked for resourcespace.com in this pass.

Reviews, by how much to trust them

Verified tier (Gartner Peer Insights, TrustRadius, PeerSpot) not checked this pass. Incentivized tier: G2 confirmed via direct browser visit (previously 403 to WebFetch) — ResourceSpace, by Montala Limited, rated 4.4/5 from 52 reviews. Long tail: the official GitHub repository (resourcespace/resourcespace) shows a modest footprint for the project's age — 60 stars, 16 forks, and just 1 open issue at time of check (a SAML2/Entra authentication feature request), consistent with a mature, stable open-source project rather than one with active unresolved complaints.

Sold as

Digital asset management

Used in

Universities and schools Museums, libraries, archives Government Nonprofits Sport and entertainment Manufacturing

Verified features

Facial recognition Geotagging and GIS AI tagging Natural-language search Video transcoding and previews RAW and camera formats Rights and licence expiry Versioning, check-in / check-out Approval workflows External sharing portal Public API SSO and directory sync Works without a cloud Watermarking

Compare ResourceSpace with others

Where we compare ResourceSpace

Sources

  • Pricing page states there is no annual software licence fee and lists four hosted tiers by user ceiling without amounts checked 2026-08-06 — ResourceSpace pricing page
  • 21 reviews on Capterra, average 4.3, most recent dated 11 March 2021 checked 2026-08-06 — Capterra
  • Upgrade failures (10.3→10.4 white screen, 9.7→10.3, 10.7 permissions, 11.0 corrupted resource table) recur across 2024–2026 checked 2026-08-07 — ResourceSpace Google Group
  • 1.083M-photo deployment hitting a PHP array_pad() ceiling and an app-layer (not database) performance bottleneck checked 2026-08-07 — ResourceSpace Google Group, thread R3Df9jG7fg4
  • 1.45M-asset migration question from Extensis Portfolio, zero replies, six views checked 2026-08-07 — ResourceSpace Google Group, thread F6q6UDBUpuQ
  • Higher-ed self-hosted-to-cloud migration cost discussion checked 2026-08-07 — ResourceSpace Google Group, thread _rwENKjquYw
  • SVN distribution, dated website and absent public demo cited as reasons for evaluator hesitation checked 2026-08-07 — Hacker News
  • Independent evaluation: usable free for simple scenarios, needs in-house or paid development talent to extend seriously checked 2026-08-07 — Real Story Group
  • Live in production at all four Oxford museums as of the DAMS project, Natural History Museum went live December 2025, run as vendor-managed SaaS checked 2026-08-07 — Oxford University GLAM
  • Bitnami OVA ships with a disk size too small for real use; community advises against the Bitnami image checked 2026-08-07 — Reddit r/selfhosted (search snippet, page not directly readable)
  • ResourceSpace is described as 'Open Source Digital Asset Management (DAM) Software' — enterprise-level DAM. checked 2026-08-07 — Homepage
  • Dedicated Academic Institutions sector page: file sharing with students/staff/parents, GDPR, long-term archiving of research data. checked 2026-08-07 — Sectors: Academic Institutions
  • Dedicated Arts & Heritage sector page: 'leading DAM for museums', TMS/EMu/MuseumPlus collection-management integration, condition reporting, testimonials from Walters Art Museum and Ashmolean Museum. checked 2026-08-07 — Sectors: Arts & Heritage
  • Dedicated Government & Public Sector page: central hub, GDPR/compliance, 30+ government clients (NHS England, HMRC, local governments). checked 2026-08-07 — Sectors: Public Sector
  • Dedicated Charities & Nonprofits sector page: originally built for Oxfam, over a third of clients are nonprofits; testimonials from Habitat for Humanity, CARE International, Disasters Emergency Committee, Concern Worldwide. checked 2026-08-07 — Sectors: Charities
  • Named sectors page 'Digital Asset Management for Media & Entertainment' listed among the vendor's industry sectors (linked from main Sectors index); page content itself is thin/generic. checked 2026-08-07 — Sectors: Media & Entertainment
  • Published case study for TOMY, a global toy manufacturer, managing 33,000+ marketing photos/videos/catalogue files in ResourceSpace. checked 2026-08-07 — Case Study: TOMY
  • AI Faces plugin uses InsightFace to automatically detect faces in images, generate facial embeddings, and enable similarity search across the DAM. checked 2026-08-07 — Knowledge Base: AI Faces (InsightFace)
  • Geolocation feature lets users add a map location to a resource; Geographic Search lets users draw a box on a map (with heatmap option) to find resources by location. checked 2026-08-07 — Knowledge Base: Geolocation / Geographic search
  • Metadata feature page: AI automatically generates keywords, captions, descriptions, alt text, translations, emotion/person detection (via OpenAI GPT / Ollama integration). checked 2026-08-07 — Features: Metadata and AI
  • Automatic conversion generates video thumbnails/web previews via FFmpeg and can transcode video into different sizes/formats. checked 2026-08-07 — Features: Automatic conversion
  • ResourceSpace supports most digital camera RAW formats using dcraw. checked 2026-08-07 — Knowledge Base: File sizes and formats
  • ResourceSpace automatically notifies admins when consent/rights is nearing expiry and blocks resources with expired consent from certain users. checked 2026-08-07 — Features: Security and Permissions
  • Version control plugin (rse_version) allows one-click revert of uploads/metadata edits, batch undo, and resource locking. checked 2026-08-07 — Knowledge Base: Version control plugin
  • Sharing feature page: users can submit resources for admin review and approval, creating a controlled approval workflow for user-generated content; secure external sharing and public access portals supported. checked 2026-08-07 — Features: Sharing
  • ResourceSpace implements a full REST API for upload, download, transcode, edit and search, used to build integrations (TMS, EMu, MuseumPlus, IIIF, etc.). checked 2026-08-07 — Features: Integrations
  • Watermarks can be configured in Admin > Configuration; a PNG watermark is tiled over generated preview images/thumbnails. checked 2026-08-07 — Knowledge Base: Watermarks
  • C2PA/Content Credentials discussed only as an industry standard in a blog post ('should sit alongside rights metadata, approval workflows...'), not confirmed as an implemented ResourceSpace feature — excluded from features list. checked 2026-08-07 — Blog: DAM Europe 2026 reflections
  • Supported file formats for preview/thumbnailing (images, RAW, video) and general any-file storage. checked 2026-08-09 — ResourceSpace Knowledge Base — Supported file formats
  • Enterprise SSO, CSV metadata migration, API-based bespoke integrations, BrandStencil/RightMarket template integrations. checked 2026-08-09 — ResourceSpace homepage / Features page
  • Version 11.0 released June 29, 2026 with UI redesign, geolocation, Ollama support, expanded API, PHP 8.5 compatibility. checked 2026-08-09 — ResourceSpace — Version History
  • Full REST-style API covering resources, metadata, users, search, collections, permissions, plugins; API key or session auth. checked 2026-08-09 — ResourceSpace Knowledge Base — API documentation
  • GitHub Releases tab for resourcespace/resourcespace shows no packaged releases (project ships via version-history page and SVN/git checkout, not GitHub Releases). checked 2026-08-09 — ResourceSpace GitHub repository — Releases
  • Preview-generation formats: images (jpg/png/gif/bmp/tiff/tga/psd), video (avi/flv/mp4/mov/wmv/ogg/webm), audio (mp3/aac/wma/flac), RAW formats (CR2/NEF/DNG/RW2/RAF/ARW) via embedded preview extraction; any file type can be uploaded except a configurable banned-extension list checked 2026-08-09 — ResourceSpace Knowledge Base — File Formats
  • GitHub repo resourcespace/resourcespace: 60 stars, 16 forks, 1 open issue (SAML2/Entra Azure authentication request opened Jan 30, 2026), 122 commits on master checked 2026-08-09 — GitHub — resourcespace/resourcespace
  • GitHub issues list confirms 1 open issue at time of check checked 2026-08-09 — GitHub — resourcespace/resourcespace issues
  • G2 reviews page returned HTTP 403 via WebFetch, could not be checked checked 2026-08-09 — G2 — ResourceSpace reviews (blocked)
  • Capterra reviews URL returned HTTP 404 via WebFetch, could not be checked checked 2026-08-09 — Capterra — ResourceSpace reviews (blocked)