Neo4j vs Parliament

Neo4j is a property graph database; Parliament is a rdf database. Neo4j (2007, GPL-3.0, Java) ranks #1 this month; Parliament (2009, BSD-3-Clause, C++) ranks #117.

Attribute Neo4j #1 = Leader Parliament #117 ▼3 Emerging
At a glance
Rank #1#117
Score 88.829.2
GitHub stars 17.4k67
Popularity 98.634.3
Activity 86.537.2
Community 73.834.7
Research 98.750.1
Fundamentals
Description A property graph database that stores data as fixed-size records in linked lists for index-free adjacency traversal. Offers community and commercial editions with an extensive graph algorithms library.An RDF triple store and OWL reasoner originally developed with DARPA funding as DAML DB. Supports SWRL rules for inference, configurable global caching across named graphs, and query timeouts.
Vendor Neo4j IncRaytheon BBN Technologies
Model Property GraphRDF
Kind databasedatabase
Category EstablishedEmerging
First released 20072009
Status activeinactive — Last release v2.8.1 in June 2022. Limited recent activity.
License GPL-3.0BSD-3-Clause
Written in JavaC++
Query languages Cypher, GQLSPARQL
gdotv support yesno

Feature scores — not surveyed for Parliament

Feature Neo4jParliament
Community & Business
Active development ✓—
Commercial support ✓—
Live community ✓—
Open Source ✓—
Pricing 0.5—
Trendiness ✓—
Deployment
Containerization ✓—
Work as dedicated instance ✓—
Work as embedded ✓—
Testing in-memory version ✓—
Platform
Operating on Linux ✓—
Operating on Windows ✓—
SaaS offering ✓—
Operations
Automatic updates ·—
Client side caching ·—
Data versioning support ·—
Live backups ✓—
Distribution
Cluster Re-balancing ·—
Data Distribution ✓—
High-Availability ✓—
Query Distribution ✓—
Replication support ✓—
Developer Experience
Data types defined ✓—
Logging/Auditing ✓—
Object-Graph Mapper ✓—
Reactive programming ✓—
Documentation up-to-date ✓—
Binary protocol ✓—
CLI ✓—
GUI ✓—
Data Model
Multi-database ✓—
Graph-native data ✓—
REST API ✓—
Query Language ✓—
Transactions
Granular locking ✓—
Multiple isolation levels ✓—
Read committed transaction ✓—
Transaction support ✓—
Schema & Security
Constraints ✓—
Schema support ✓—
Secondary indexes ✓—
Server side procedures ✓—
Triggers ✓—
Authentication ✓—
Authorization ✓—
Data encryption ·—