Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · Knowledge Graph Software

Progress Semaphore vs Apache Jena Fuseki

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Progress Semaphore #3 in Knowledge Graph Software 9.0/10 Pricing on request · 30-day trial Free trial✓ 4 of 4 features Visit site
Apache Jena Fuseki #4 in Knowledge Graph Software 8.9/10 Open source ✓ 0 of 4 features Visit Fuseki

Progress Semaphore leads on 0 checks, Apache Jena Fuseki 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 scoreProgress Semaphore · 9.0/10
  • Free trialonly Progress Semaphore
  • Most featuresProgress Semaphore · 4 of 4

Progress Semaphore scores higher on our rubric for knowledge graph software: 9.0 against 8.9 out of 10; our editors rank them #3 and #4.

Progress Semaphore is the better fit for mature ontology and semantic-classification teams. Apache Jena Fuseki is the better fit for open-source teams building self-hosted RDF services.

  • Progress Semaphore fits best

    Mature ontology and semantic-classification teams

  • Apache Jena Fuseki fits best

    Open-source teams building self-hosted RDF services

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Progress Semaphore 9.0/10 Visit ↗ Apache Jena Fuseki 8.9/10 Visit ↗
At a glance
Editor score 9.0 8.9
Ranking #3 in Knowledge Graph Software #4 in Knowledge Graph Software
Best for Mature ontology and semantic-classification teams Open-source teams building self-hosted RDF services
Pricing model Paid Free
Starting price — Open source
Free plan — Not checked yet
Free trial 30 days —
Deployment Cloud, Self-hosted Self-hosted
Platforms Web, Windows, Linux Windows, Linux
Support Community, Docs Community, Docs
Built for Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Progress Semaphore 4/4 · Apache Jena Fuseki 0/4
Ontology modeling ✓ (best) Not checked yet
Semantic reasoning ✓ (best) Not checked yet
RDF/SPARQL support ✓ (best) Not checked yet
Graph visualization ✓ (best) Not checked yet
Specs
Import formats RDF, Excel spreadsheets Not checked yet
Deployment Both Not checked yet
Query languages SPARQL Not checked yet
Our review
Pros
  • Covers ontology, taxonomy, thesaurus, RDF, and SPARQL workflows
  • Adds classification, fact extraction, enrichment, visualization, and mapping
  • Supports web, Windows, Linux, APIs, and cloud, on-premises, or hybrid deployment
  • Supports SPARQL 1.1, RDF-star, federation, and multiple inference options
  • Offers standalone, service, web application, embedded, and Docker deployment
  • Includes dataset, endpoint, graph, and server access control
Cons
  • Contact-sales pricing makes plan comparison less immediate
  • Its enterprise focus may exceed the needs of smaller teams
  • Development is limited to demos, development, and capability evaluations
  • Requires a self-hosted deployment model
  • Platform coverage centers on Windows, Linux, and API access
  • Configuration is needed for storage, inference, and access control
Our verdict

Progress Semaphore is a semantic AI platform for enterprises managing knowledge models, ontologies, taxonomies, controlled vocabularies, thesauri, and metadata. It is suited to teams building enterprise knowledge graphs, semantic search,…

Read the review →

Apache Jena Fuseki is an open-source SPARQL server for publishing, querying, and updating RDF datasets over HTTP. It is aimed at teams building self-hosted RDF services that need standards-based query and update protocols, persistent or…

Read the review →
  1. Progress SemaphoreKnowledge Graph Software 9.0Pricing on request · 30-day trial
  2. Apache Jena FusekiKnowledge Graph Software 8.9Open source

Strengths and trade-offs

  • Progress Semaphore — where it wins

    • Covers ontology, taxonomy, thesaurus, RDF, and SPARQL workflows
    • Adds classification, fact extraction, enrichment, visualization, and mapping
    • Supports web, Windows, Linux, APIs, and cloud, on-premises, or hybrid deployment

    Where it doesn't

    • Contact-sales pricing makes plan comparison less immediate
    • Its enterprise focus may exceed the needs of smaller teams
    • Development is limited to demos, development, and capability evaluations

  • Apache Jena Fuseki — where it wins

    • Supports SPARQL 1.1, RDF-star, federation, and multiple inference options
    • Offers standalone, service, web application, embedded, and Docker deployment
    • Includes dataset, endpoint, graph, and server access control

    Where it doesn't

    • Requires a self-hosted deployment model
    • Platform coverage centers on Windows, Linux, and API access
    • Configuration is needed for storage, inference, and access control
  • Progress Semaphore9.0/10 · Pricing on request · 30-day trial

    A mature platform for ontology management, semantic enrichment, and enterprise knowledge graphs.

    Visit siteFull verdict →
  • Apache Jena Fuseki8.9/10 · Open source

    An open-source RDF server with strong SPARQL, inference, federation, and deployment options.

    Visit FusekiFull 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