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Head-to-head · Knowledge Graph Software

AllegroGraph vs PoolParty Semantic Suite

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score AllegroGraph #6 in Knowledge Graph Software 8.6/10 Free plan Free plan✓ 4 of 4 features Visit AllegroGraph
PoolParty Semantic Suite #7 in Knowledge Graph Software 8.3/10 Pricing on request ✓ 4 of 4 features Visit PoolParty

AllegroGraph leads on 0 checks, PoolParty Semantic Suite on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAllegroGraph · 8.6/10
  • Free planonly AllegroGraph

AllegroGraph scores higher on our rubric for knowledge graph software: 8.6 against 8.3 out of 10; our editors rank them #6 and #7.

AllegroGraph is the better fit for enterprise semantic graphs with advanced operations. PoolParty Semantic Suite is the better fit for enterprise taxonomies, search, and semantic enrichment.

  • AllegroGraph fits best

    Enterprise semantic graphs with advanced operations

  • PoolParty Semantic Suite fits best

    Enterprise taxonomies, search, and semantic enrichment

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Side by side

Feature AllegroGraph 8.6/10 Visit ↗ PoolParty Semantic Suite 8.3/10 Visit ↗
At a glance
Editor score 8.6 8.3
Ranking #6 in Knowledge Graph Software #7 in Knowledge Graph Software
Best for Enterprise semantic graphs with advanced operations Enterprise taxonomies, search, and semantic enrichment
Pricing model Free plan + paid Paid
Starting price — Pricing on request
Free plan ✓ (best) Not checked yet
Free trial — —
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Web, Windows, macOS, Linux Web
Support Email, Docs Docs
Integrations 9 integrations 19 integrations
Built for Mid-market, Enterprise Mid-market, Enterprise
Features AllegroGraph 4/4 · PoolParty Semantic Suite 4/4
Ontology modeling ✓ ✓
Semantic reasoning ✓ ✓
RDF/SPARQL support ✓ ✓
Graph visualization ✓ ✓
Specs
Import formats JSON-LD, N-Quads, N-Triples, Extended N-Quads, RDF/XML, TriG, TriX, Turtle, JSON, JSONLines, CSV CSV, Excel, JSON, XML, relational tables, PDF, text
Deployment Both Both
Query languages SPARQL, Prolog SPARQL
Our review
Pros
  • Free plan supports up to 5 million triples without expiration
  • Combines SPARQL, Prolog, RDF storage, and semantic reasoning
  • Supports sharding, federation, replication, and cloud or on-premises deployment
  • Combines taxonomy, thesaurus, ontology, and custom-scheme management
  • Supports RDF storage, SPARQL querying, extraction, classification, and search
  • Offers cloud and on-premise deployment with extensive integrations
Cons
  • Enterprise pricing is quote-based
  • Advanced capabilities may exceed the needs of smaller graph projects
  • The Free plan is limited to 5 million triples
  • Pricing requires contacting sales
  • Its breadth may exceed the needs of narrow graph projects
  • Not open source
Our verdict

AllegroGraph is a semantic graph database for organizations building knowledge graphs, data fabrics, and AI applications. It stores RDF, graph, vector, document, and temporal data, with support for SPARQL, OWL reasoning, SHACL, rules, and…

Read the review →

PoolParty Semantic Suite is a semantic middleware platform for organizations that need to model, manage, enrich, and connect enterprise knowledge. It is suited to enterprise data, content, and knowledge-management teams working with…

Read the review →
  1. AllegroGraphKnowledge Graph Software 8.6Free plan
  2. PoolParty Semantic SuiteKnowledge Graph Software 8.3Pricing on request

Strengths and trade-offs

  • AllegroGraph — where it wins

    • Free plan supports up to 5 million triples without expiration
    • Combines SPARQL, Prolog, RDF storage, and semantic reasoning
    • Supports sharding, federation, replication, and cloud or on-premises deployment

    Where it doesn't

    • Enterprise pricing is quote-based
    • Advanced capabilities may exceed the needs of smaller graph projects
    • The Free plan is limited to 5 million triples

  • PoolParty Semantic Suite — where it wins

    • Combines taxonomy, thesaurus, ontology, and custom-scheme management
    • Supports RDF storage, SPARQL querying, extraction, classification, and search
    • Offers cloud and on-premise deployment with extensive integrations

    Where it doesn't

    • Pricing requires contacting sales
    • Its breadth may exceed the needs of narrow graph projects
    • Not open source
  • AllegroGraph8.6/10 · Free plan

    A mature graph database combining semantic reasoning, operations, visualization, and AI features.

    Visit AllegroGraphFull verdict →
  • PoolParty Semantic Suite8.3/10 · Pricing on request

    A wide-ranging semantic platform for enterprise search, enrichment, and knowledge management.

    Visit PoolPartyFull verdict →

More comparisons

All knowledge graph software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update