whichdb
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Firebird vs Transbase

Firebird: Lightweight, MVCC relational database from the InterBase lineage, embeddable or client-server. Transbase: Compact German SQL RDBMS from Transaction Software, with a Z-curve multidimensional index (Hypercube).

key differences

  • Licensing: Firebird is open source (copyleft) (InterBase Public License / Initial Developer's Public License (MPL-style)); Transbase is proprietary (Commercial subscription).
  • Transbase is built for larger datasets (≤ 10 TB) than Firebird (≤ 100 GB).
  • Only Firebird has triggers, role-based access.
  • Only Transbase has full-text search.

choose firebird for

  • +Desktop and Delphi business applications
  • +Embedded databases in point-of-sale or ERP software
  • +Departmental client-server systems
  • +Migration target for InterBase deployments

best at · OLTP, Embedded

choose transbase for

  • +Embedded SQL in industrial and automotive software
  • +Space-time range queries over IoT or sensor data
  • +Read-only databases distributed on media (Transbase CD)

best at · OLTP, Embedded, IoT

FirebirdLightweight, MVCC relational database from the InterBase lineage, embeddable or client-server.
TransbaseCompact German SQL RDBMS from Transaction Software, with a Z-curve multidimensional index (Hypercube).
overview
Primary model
Relational
Relational
Also supports
–
Ledger
Type
Database engine
Database engine
Status
Active
Active
Developer
Firebird Project (Firebird Foundation)
Transaction Software GmbH
First release
2000
1987
Latest version
5.0.4 (Apr 17, 2026)
8.4 (Feb 2, 2023)
License
Open source (copyleft)InterBase Public License / Initial Developer's Public License (MPL-style)
ProprietaryCommercial subscription
Free tier
✓
—
popularity
WhichDB Score
32.8
2.5
Rank
#68
#476
GitHub stars
1.5K
–
Stack Overflow questions
3.8K
–
scale & guarantees
Comfortable data size
Small (≤ 100 GB)
Medium (≤ 10 TB)
Horizontal scaling
None
None
Multi-region
None
Read replicas
ACID
Full
Full
Consistency
Strong
Strong
Schema
Strict
Strict
Architecture
Client server, Embedded, Single node
Client server, Embedded, Primary replica
deployment
Self-hosted
✓
✓
Vendor-managed cloud
—
✓
Serverless
—
—
Embedded
✓
✓
Edge
—
✓
Clouds
–
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
SQL, PSQL
SQL, SQL/PSM
Client languages
Java, C#, .NET, Python, Delphi, PHP, JavaScript, Go
C, C++, Java, C#, PHP, Swift, JavaScript
Best for
OLTP, Embedded
OLTP, Embedded, IoT, Edge
Add more to this comparisonNot sure either fits? Try smart match

Firebird vs Transbase: FAQ

What is the difference between Firebird and Transbase?

Firebird: Lightweight, MVCC relational database from the InterBase lineage, embeddable or client-server. Transbase: Compact German SQL RDBMS from Transaction Software, with a Z-curve multidimensional index (Hypercube). Licensing: Firebird is open source (copyleft) (InterBase Public License / Initial Developer's Public License (MPL-style)); Transbase is proprietary (Commercial subscription). Transbase is built for larger datasets (≤ 10 TB) than Firebird (≤ 100 GB). Only Firebird has triggers, role-based access.

When should I choose Firebird over Transbase?

Choose Firebird for desktop and Delphi business applications; embedded databases in point-of-sale or ERP software; and departmental client-server systems. Choose Transbase for embedded SQL in industrial and automotive software; space-time range queries over IoT or sensor data; and read-only databases distributed on media (Transbase CD).

Is Firebird or Transbase more popular?

Firebird ranks #68 on the WhichDB Score (32.8/100) and Transbase ranks #476 (2.5/100). Popularity is not fit: check the requirements that matter for your project.

Are Firebird and Transbase open source?

Yes. Firebird is open source. License: InterBase Public License / Initial Developer's Public License (MPL-style). No. Transbase is proprietary, closed-source software. License: Commercial subscription.