November 10, 2026
Deploy a 3-Node ArcadeDB HA Cluster on AWS with Terraform
Launch a 3-node ArcadeDB Raft cluster on AWS EC2 from the Marketplace AMI with Terraform or CloudFormation, with node discovery and a failover check.
November 04, 2026
ArcadeDB 26.11.1: Statement-Level Savepoints, Crash-Safe Recovery, Cypher 25 Vector SEARCH, and On-Demand Databases
ArcadeDB 26.11.1: a failed statement in a transaction rolls back on its own, crash recovery repairs torn pages, and Cypher 25 SEARCH and vector index DDL land.
November 02, 2026
Time Series in ArcadeDB: Line Protocol In, PromQL Out, Grafana on Top
ArcadeDB's native time-series engine speaks InfluxDB line protocol, Prometheus remote_write and PromQL, and answers SQL with ts.* functions. What to know first.
October 20, 2026
Fraud Detection on a Graph: Finding the Ring That Every Row Looks Innocent In
Fraud rings, synthetic identities and money laundering are connection problems, not row problems. How to find them on a graph with traversal and vectors.
October 15, 2026
ArcadeDB 26.10.2: Query Admission Gate, Terminate Running Queries, Faster Point Lookups, and Native Cypher Temporals
ArcadeDB 26.10.2: a query admission gate, 3 to 7x faster point lookups via a plan cache, native openCypher temporals, and Raft HA replication of schema changes.
October 13, 2026
ISO GQL in ArcadeDB: What Works Today
ArcadeDB runs ISO GQL syntax inside its native Cypher 25 engine. Here is what works today, what does not yet, and how GQL and Cypher mix in one query.
October 05, 2026
ArcadeDB 26.10.1: HA Hardening, Lost-Update Fixes, Consistent Equality, and 4 Security Advisories
ArcadeDB 26.10.1 closes 1,615 issues: hardened Raft HA, fixes for lost updates and silent data loss, faster parallel queries, and TLS for Postgres wire.
September 28, 2026
ArcadeDB vs PostgreSQL for Graph Queries: Why SQL/PGQ Doesn't Replace a Graph Database
PostgreSQL 19 planned SQL/PGQ graph queries, then reverted them, and they compile to joins anyway. On the LDBC LSQB benchmark, ArcadeDB ran 31x faster.
September 23, 2026
ArcadeDB Is the Graph Database Behind Tom Sawyer Software's Digital Engineering Suite
Tom Sawyer Software built its Digital Engineering suite, from Planning to Model-Based Engineering, on ArcadeDB as its open-source graph database backbone.
September 21, 2026
ArcadeDB in the Apache Arrow Ecosystem, Through Its PostgreSQL Wire Protocol
A new Apache Arrow ADBC client spent three weeks testing ArcadeDB's PostgreSQL wire protocol and found four gaps. How each one was fixed and sent upstream.
September 17, 2026
ArcadeDB Joins Google's MCP Toolbox for Databases
ArcadeDB is now an integration in Google's MCP Toolbox for Databases, the open-source MCP server connecting AI agents to databases like PostgreSQL and Neo4j.
September 09, 2026
Native ArcadeDB Drivers for Python and TypeScript, Over HTTP and gRPC
Native ArcadeDB drivers for Python and TypeScript over HTTP and gRPC, built from one OpenAPI spec and one Protobuf contract, on PyPI and npm under Apache-2.0.
September 03, 2026
ArcadeDB 26.9.1: 27.6x Faster Backups, Query Correctness Fixes, and 6 Security Advisories
ArcadeDB 26.9.1, our largest release: 27.6x faster backups that no longer stall writers, SQL and openCypher wrong-result fixes, and six advisories patched.
August 03, 2026
ArcadeDB 26.8.1: Concurrent Writes Without Conflicts, Safe Vertex Deletes, and 13 Security Advisories
ArcadeDB 26.8.1: writes to unrelated records on one page stop conflicting, vertex deletes keep their edges and run 5x faster, LSM indexes gain bloom filters.
July 17, 2026
ArcadeDB 26.7.3: Three Security Advisories and a Super-Node Edge-Merge Data-Loss Fix
ArcadeDB 26.7.3 is a hotfix: it closes three security advisories (two in the MCP server transport) and repairs a super-node edge-append data-loss regression.
July 14, 2026
Certified, Not Claimed: ArcadeDB's Bolt Compatibility With Every Official Neo4j Driver
ArcadeDB 26.7.2 is Bolt-certified: 39 conformance scenarios run nightly against the Java, JavaScript, Python, .NET and Go Neo4j drivers, across 14 versions.
July 09, 2026
ArcadeDB 26.7.2: Deep Engine Audit, Neo4j Bolt Certification & 5 Critical Security Fixes
ArcadeDB 26.7.2 resolves 130+ issues: a deep engine audit of storage, WAL recovery and indexes, Neo4j Bolt driver certification, and 5 critical security fixes.
July 07, 2026
ArcadeDB Cloud Observability: OpenTelemetry Tracing, Structured Logging, and Kubernetes Health Probes
ArcadeDB adds OpenTelemetry tracing, RED latency metrics with OTLP export, JSON logs and Kubernetes health probes, all opt-in and backward compatible.
July 01, 2026
ArcadeDB 26.7.1: Raft Hardening, OpenTelemetry Tracing, BM25 & GQL
ArcadeDB 26.7.1 closes 238 issues: Raft HA hardening with divergence self-recovery, OpenTelemetry tracing, native BM25 full-text scoring and ISO GQL alignment.
June 03, 2026
ArcadeDB 26.6.1: TLS for HA Clusters, Durability Hardening & Security
ArcadeDB 26.6.1 adds end-to-end TLS/SSL for HA clusters, hardens durability and crash recovery across the WAL and storage layers, and tightens security.
May 13, 2026
Deploy an ArcadeDB Cluster on Kubernetes with the Official Helm Chart
Deploy a high-availability ArcadeDB cluster on Kubernetes with the official Helm chart: a local kind example, production values, Raft, persistence and checks.
May 11, 2026
ArcadeDB 26.5.1: Sparse Vector Index, Hybrid Retrieval & INT8 End-to-End
ArcadeDB 26.5.1 adds a sparse vector index with server-side hybrid retrieval, end-to-end INT8 quantization, EXTERNAL property storage and OpenCypher fixes.
April 28, 2026
Call Me Maybe, ArcadeDB? 34 Jepsen Tests, 34 Passes
ArcadeDB passed 34 of 34 in-house Jepsen tests on its Raft HA stack: ACID, linearizability and isolation under partitions, crashes, pauses and clock skew.
April 08, 2026
ArcadeDB Academy: 6 Free Courses and Certification to Master the Multi-Model Database
ArcadeDB Academy: 6 free, self-paced courses on SQL, Cypher, Neo4j and OrientDB migration, and vector search with RAG. 135 lessons and a certification.
March 31, 2026
GraphBatch: Up to 8x Faster Graph Ingestion in ArcadeDB
ArcadeDB GraphBatch ingests graphs up to 8.39x faster than the standard API, over 1.2M edges per second, from any language via HTTP batch or streaming gRPC.
March 30, 2026
Cognee + ArcadeDB: AI Memory Meets Multi-Model
Give AI agents persistent, structured memory: how the Cognee AI memory engine uses ArcadeDB as one backend for graphs, documents and vectors, in one database.
March 25, 2026
Graph OLAP Engine: The Fastest Graph Analytics with Zero Compromises
ArcadeDB's Graph OLAP Engine uses Compressed Sparse Row encoding for up to 462x faster graph analytics while keeping full OLTP performance. Benchmarks inside.
March 24, 2026
ArcadeDB 26.3.2: Graph OLAP Engine, Batch Ingestion & More
ArcadeDB 26.3.2 is about performance: a Graph Analytical View for OLAP, GraphBatch bulk edge creation, HTTP and gRPC batch loading, and MCP stdio transport.
March 13, 2026
Neo4j Alternatives in 2026: A Fair Look at the Open-Source Options
Open-source Neo4j alternatives compared for 2026: ArcadeDB, ArangoDB, KuzuDB, Memgraph, FalkorDB and HugeGraph on licensing, performance, multi-model and AI.
March 04, 2026
ArcadeDB MCP Server: Connect Your LLM to Your Database
Connect Claude Desktop, ChatGPT or any MCP client to your database with the ArcadeDB MCP server: natural language queries, schema exploration and reports.
March 04, 2026
ArcadeDB 26.3.1: Studio, MCP, Geospatial & More
ArcadeDB 26.3.1: a redesigned Studio with AI Assistant, built-in MCP server, geospatial indexing, native time series, materialized views and graph algorithms.
March 01, 2026
langchain-arcadedb: Official LangChain Integration
Build Graph RAG apps on ArcadeDB with the official LangChain integration: GraphCypherQAChain, graph document import, and natural language graph queries.
February 24, 2026
From KuzuDB to ArcadeDB: Why ArcadeDB Is the Perfect Replacement
KuzuDB was archived after Apple bought Kuzu in 2025. ArcadeDB is an Apache 2.0 replacement, up to 9x faster on LDBC graph analytics. Full migration guide.
February 22, 2026
Why ArcadeDB Will Never Change Its License
MongoDB, Redis, Elasticsearch, CockroachDB and ArangoDB left open source licenses. ArcadeDB commits to Apache 2.0 forever; here is why it matters to you.
February 18, 2026
Build Your Perfect ArcadeDB: Custom Packages
Ship only the ArcadeDB modules you use. The Custom Package Builder in 26.2.1 creates slim distributions instead of the full 150MB package, in one command.
February 16, 2026
The New 75.9% Faster SQL Parser in ArcadeDB
ArcadeDB moves its SQL parser from JavaCC to ANTLR: 75.9% faster parsing across all query types, with very high compatibility with existing queries.
February 16, 2026
Introducing Automatic Database Backups in ArcadeDB
Schedule automatic ArcadeDB database backups with retention policies and zero downtime, configured from Studio or JSON. New in 26.2.1, HA clusters included.
January 23, 2026
Native OpenCypher in ArcadeDB: A Game-Changer
ArcadeDB's native OpenCypher engine replaces the old Cypher-to-Gremlin translation layer, delivering 25x faster graph queries with far fewer dependencies.
January 11, 2026
ArcadeDB 2025: Year in Review
A comprehensive look back at ArcadeDB's 2025 milestones including JVector integration, Python bindings, gRPC support, RID recycling, and Java 21 migration.
March 22, 2025
ArcadeDB 25.3.1: Storage & Performance Upgrades
ArcadeDB 25.3.1 reuses space from deleted records and recycles RIDs, speeds up writes, adds database compression and improves PostgreSQL compatibility.
January 01, 2022
Released v21.12.1
ArcadeDB v21.12.1 introduces the new GraphQL module, database check/repair command, and node alignment for distributed clusters.
December 01, 2021
New v21.11.1
ArcadeDB 21.11.1 adds real-time WebSocket event listeners, upgrades to Gremlin 3.5.1 with an embedded Gremlin Server, and adds new Redis commands.
October 05, 2021
Released ArcadeDB 21.10.1
ArcadeDB 21.10.1 speeds up Gremlin and Cypher queries by using indexes, adds user groups to server security, and brings SQL backup, import and export.
September 01, 2021
Welcome to ArcadeDB: Play with Data
Meet ArcadeDB: the founder of OrientDB explains why he built a new multi-model database, its new transactional engine, and the Arcade Business Model.