vioscaleAI
Comparison

GreptimeDB vs OpenTSDB

On the evidence we track, GreptimeDB leads this comparison with a composite score of 50/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

GreptimeDB full profile →OpenTSDB full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★GreptimeDB50
OpenTSDB35
Score
vioscaleAI score
GreptimeDB50 / 100medium · 57%
OpenTSDB35 / 100low · 44%
Pricing
Free tier
GreptimeDB✓
OpenTSDB✓
Model
GreptimeDBfreemium
OpenTSDBopen_source
Price level
GreptimeDBhigh
OpenTSDBfree
Starting price
GreptimeDB$290
OpenTSDB–
Transparent
GreptimeDB✓
OpenTSDB–
Integrations
Count
GreptimeDB13
OpenTSDB3
Security
Gdpr
GreptimeDB✓
OpenTSDB–
Hipaa
GreptimeDB✓
OpenTSDB–
Scorecard
GreptimeDB–
OpenTSDB2.5
Vulnerabilities
Reliability
Status page
GreptimeDB–
OpenTSDB✓
Adoption
Dependent repos
GreptimeDB0
OpenTSDB175
Github stars
GreptimeDB6,733
OpenTSDB5,064
Package downloads weekly
GreptimeDB–
OpenTSDB30
Activity
Commits last 30d
GreptimeDB100
OpenTSDB0
Release
Cadence days
GreptimeDB4
OpenTSDB77
History
GreptimeDB20 items
OpenTSDB20 items
License
Spdx
GreptimeDBApache-2.0
OpenTSDBLGPL-2.1
Language
Primary
GreptimeDBRust
OpenTSDBJava
Market
Availability
Content
Faq
GreptimeDB8 items
OpenTSDB5 items

Capabilities

Feature-by-feature on the axes that matter for time-series databases. “-” means undocumented, not absent.

Query
Query language (SQL / PromQL / InfluxQL-Flux / Graphite)
GreptimeDBSQL and PromQL
OpenTSDB-
SQL compatibility
GreptimeDBFull SQL
OpenTSDB-
Ingest
Ingest model
GreptimeDBBoth
OpenTSDBPush
Model
Data model
GreptimeDBBoth
OpenTSDBMetrics (labels/tags)
Lifecycle
Downsampling / rollups
GreptimeDBContinuous aggregates
OpenTSDBContinuous aggregates
Retention / TTL
GreptimeDBAutomatic
OpenTSDBManual
Storage
Compression (columnar / delta / Gorilla)
GreptimeDBcolumnar
OpenTSDB-
Performance
High-cardinality handling
GreptimeDBStrong
OpenTSDB-
Scale
Clustering / horizontal scale
GreptimeDBDistributed / sharded
OpenTSDBDistributed / sharded
Replication / HA
GreptimeDB✓
OpenTSDB-
Deployment
Deployment
GreptimeDBManaged
OpenTSDBSelf-hosted
Interop
Prometheus remote-write compatible
GreptimeDB✓
OpenTSDB-
Licensing
Licence class
GreptimeDBSource-available
OpenTSDBPermissive OSS

What each one is

The product in its own terms, so the numbers below have context.

GreptimeDB

Leader

A columnar database designed for observability workloads that accepts metrics, logs, and traces via standard protocols like OpenTelemetry and Prometheus Remote Write. It supports SQL queries for all data types and PromQL for metrics, using object storage for cost-effective long-term retention while keeping recent data in fast local caches.

Independently observed

OpenTSDB

An open-source system for ingesting, storing, and analyzing operational metrics from infrastructure and applications. Designed to handle thousands of measurement streams from numerous hosts and services, it enables rapid data collection and subsequent querying of metric data.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

GreptimeDB

Leader
from $290/moHybridFree tier

Free open-source core; Enterprise managed service from $290/month, custom pricing for self-hosted

  • Open Source (Apache 2.0)Free
    • Core columnar database engine
    • SQL and PromQL query support
    • OpenTelemetry and Prometheus Remote Write ingestion
    • Object storage integration
  • GreptimeDB Enterprise - Fully-ManagedFrom $290/month
    • Guaranteed resources and performance
    • Unlimited data storage and retention
    • Completely isolated resources and network
    • Fully-managed deployment topology
    • SQL, PromQL, OpenTelemetry support
    • +20 more
  • GreptimeDB Enterprise - Bring Your Own CloudContact sales
    • Deploy in your own cloud infrastructure
    • Full data sovereignty
    • Installation service
    • Advanced technical support
    • Custom SLA
    • +3 more
as of verify ↗

OpenTSDB

Open sourceFree tier
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
GreptimeDB✗
OpenTSDB✓
macOS
GreptimeDB✓
OpenTSDB✗
Windows
GreptimeDB✓
OpenTSDB✗
Linux
GreptimeDB✓
OpenTSDB✗
CLI
GreptimeDB✓
OpenTSDB✗
Deployment
Cloud / SaaS
GreptimeDB✓
OpenTSDB✗
Self-hosted
GreptimeDB✓
OpenTSDB✓
Hybrid
GreptimeDB✓
OpenTSDB✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

GreptimeDB

Leader
19 total
  • OpenTelemetry
  • Prometheus
  • InfluxDB
  • Loki
  • Elasticsearch
  • VictoriaLogs
  • Jaeger
  • MySQL
  • Prometheus Remote Write
  • PostgreSQL
  • JDBC
  • Grafana
  • Perses
  • Prometheus Alertmanager
  • Metabase
  • Spark
  • Trino
  • DuckDB
  • Kubernetes
Independently observed

OpenTSDB

3 total
  • Nagios
  • Icinga
  • Gnuplot
Independently observed
Still deciding?

GreptimeDB or OpenTSDB: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.