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Axiom vs OpenObserve

Axiom: Managed event and telemetry store with schema-on-read ingest and the piped APL query language. OpenObserve: Single-binary Rust observability platform storing logs, metrics and traces as Parquet on object storage.

key differences

  • Axiom is primarily a columnar / OLAP database; OpenObserve is search engine.
  • Licensing: Axiom is proprietary (Proprietary SaaS); OpenObserve is open source (copyleft) (GNU AGPL v3.0 (open source); Enterprise is commercial).
  • Axiom is built for larger datasets (Multi-PB) than OpenObserve (≤ 1 PB).
  • Only Axiom has encryption at rest.
  • Axiom has a serverless option; OpenObserve does not.

choose axiom for

  • +Application and serverless logs
  • +OpenTelemetry traces for startups
  • +Product and security event analytics
  • +Edge and CDN logs

best at · Observability, Real-time analytics, Time-series

choose openobserve for

  • +Self-hosted Datadog or Elastic replacement
  • +Kubernetes logs and traces on S3
  • +Small teams needing one observability tool
  • +Front-end RUM and session replay with backend logs

best at · Observability, Search, Time-series

AxiomManaged event and telemetry store with schema-on-read ingest and the piped APL query language.
OpenObserveSingle-binary Rust observability platform storing logs, metrics and traces as Parquet on object storage.
overview
Primary model
Columnar / OLAP
Search Engine
Also supports
Time-Series, Search Engine
Time-Series, Columnar / OLAP
Type
Managed service
Database engine
Status
Active
Active
Developer
Axiom, Inc.
OpenObserve Inc.
First release
2020
2023
Latest version
–
1.1.2 (Oct 20, 2026)
License
ProprietaryProprietary SaaS
Open source (copyleft)GNU AGPL v3.0 (open source); Enterprise is commercial
Free tier
✓
✓
popularity
WhichDB Score
10.9
20.4
Rank
#290
#156
GitHub stars
–
22.5K
Stack Overflow questions
–
–
scale & guarantees
Comfortable data size
Massive (Multi-PB)
Large (≤ 1 PB)
Horizontal scaling
Native
Native
Multi-region
None
None
ACID
None
None
Consistency
Eventual
Eventual
Schema
Schemaless
Schemaless
Architecture
Serverless, Distributed, Shared storage
Single node, Distributed, Shared storage
deployment
Self-hosted
—
✓
Vendor-managed cloud
✓
✓
Serverless
✓
—
Embedded
—
—
Edge
—
—
Clouds
AWS
AWS
capabilities
Transactions
—
—
Joins
✓
✓
Secondary indexes
—
—
Full-text search
✓
✓
Vector search
—
—
Geospatial
—
—
JSON
✓
✓
Change data capture
—
—
Triggers
—
—
Stored procedures
—
—
Materialized views
—
—
TTL / expiry
✓
✓
Pub/Sub
—
—
Columnar storage
✓
✓
In-memory
—
—
Durable persistence
✓
✓
Compression
✓
✓
Encryption at rest
✓
—
Role-based access
✓
✓
Time travel
—
—
Branching
—
—
Online schema changes
—
—
Streaming ingest
✓
✓
Offline sync
—
—
Runs in WebAssembly
—
—
interfaces
Query languages
APL, MPL
SQL, PromQL
Client languages
Go, JavaScript, Python, Rust
–
Best for
Observability, Real-time analytics, Time-series
Observability, Search, Time-series
Add more to this comparisonNot sure either fits? Try smart match

Axiom vs OpenObserve: FAQ

What is the difference between Axiom and OpenObserve?

Axiom: Managed event and telemetry store with schema-on-read ingest and the piped APL query language. OpenObserve: Single-binary Rust observability platform storing logs, metrics and traces as Parquet on object storage. Axiom is primarily a columnar / OLAP database; OpenObserve is search engine. Licensing: Axiom is proprietary (Proprietary SaaS); OpenObserve is open source (copyleft) (GNU AGPL v3.0 (open source); Enterprise is commercial). Axiom is built for larger datasets (Multi-PB) than OpenObserve (≤ 1 PB).

When should I choose Axiom over OpenObserve?

Choose Axiom for application and serverless logs; OpenTelemetry traces for startups; and product and security event analytics. Choose OpenObserve for self-hosted Datadog or Elastic replacement; kubernetes logs and traces on S3; and small teams needing one observability tool.

Is Axiom or OpenObserve more popular?

OpenObserve ranks #156 on the WhichDB Score (20.4/100) and Axiom ranks #290 (10.9/100). Popularity is not fit: check the requirements that matter for your project.

Are Axiom and OpenObserve open source?

No. Axiom is proprietary, closed-source software. Yes. OpenObserve is open source. License: GNU AGPL v3.0 (open source); Enterprise is commercial.