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immudb vs TigerBeetle

immudb: Immutable, tamper-evident database with cryptographic proofs, offering key-value, SQL and document APIs. TigerBeetle: Purpose-built financial transactions database: double-entry accounts and transfers at very high throughput.

key differences

  • Licensing: immudb is source-available (Business Source License 1.1); TigerBeetle is open source (permissive) (Apache License 2.0).
  • Only immudb has joins, json, role-based access, time travel.
  • Only TigerBeetle has change data capture.
  • immudb can run embedded in your application process.

choose immudb for

  • +Tamper-evident audit logs
  • +Replacing Amazon QLDB with a self-hosted ledger
  • +Software supply-chain and compliance records

best at · Ledger, OLTP, Event sourcing

choose tigerbeetle for

  • +Payment and wallet ledgers
  • +Real-time balance tracking for fintech and brokerages
  • +Usage metering and billing credits
  • +In-game currency and loyalty points

best at · Ledger, OLTP

immudbImmutable, tamper-evident database with cryptographic proofs, offering key-value, SQL and document APIs.
TigerBeetlePurpose-built financial transactions database: double-entry accounts and transfers at very high throughput.
overview
Primary model
Ledger
Ledger
Also supports
Key-Value, Relational, Document
–
Type
Database engine
Database engine
Status
Active
Active
Developer
Codenotary, Inc.
TigerBeetle, Inc.
First release
2020
2020
Latest version
1.11.2 (Sep 3, 2026)
0.17.9 (Jul 6, 2026)
License
Source-availableBusiness Source License 1.1
Open source (permissive)Apache License 2.0
Free tier
✓
✓
popularity
WhichDB Score
17.2
19.2
Rank
#193
#172
GitHub stars
9K
17.3K
Stack Overflow questions
3
–
scale & guarantees
Comfortable data size
Medium (≤ 10 TB)
Medium (≤ 10 TB)
Horizontal scaling
None
None
Multi-region
Read replicas
None
ACID
Full
Full
Consistency
Strong
Strong
Schema
Flexible
Strict
Architecture
Client server, Embedded, Primary replica
Distributed, Client server
deployment
Self-hosted
✓
✓
Vendor-managed cloud
—
—
Serverless
—
—
Embedded
✓
—
Edge
—
—
Clouds
–
–
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 (immudb dialect), Key-value API
TigerBeetle client API (create_accounts, create_transfers, lookups, queries)
Client languages
Go, Java, Python, Node.js, .NET
Go, Java, .NET, Node.js, Python, Rust
Best for
Ledger, OLTP, Event sourcing
Ledger, OLTP
Add more to this comparisonNot sure either fits? Try smart match

immudb vs TigerBeetle: FAQ

What is the difference between immudb and TigerBeetle?

immudb: Immutable, tamper-evident database with cryptographic proofs, offering key-value, SQL and document APIs. TigerBeetle: Purpose-built financial transactions database: double-entry accounts and transfers at very high throughput. Licensing: immudb is source-available (Business Source License 1.1); TigerBeetle is open source (permissive) (Apache License 2.0). Only immudb has joins, json, role-based access, time travel. Only TigerBeetle has change data capture.

When should I choose immudb over TigerBeetle?

Choose immudb for tamper-evident audit logs; replacing Amazon QLDB with a self-hosted ledger; and software supply-chain and compliance records. Choose TigerBeetle for payment and wallet ledgers; real-time balance tracking for fintech and brokerages; and usage metering and billing credits.

Is immudb or TigerBeetle more popular?

TigerBeetle ranks #172 on the WhichDB Score (19.2/100) and immudb ranks #193 (17.2/100). Popularity is not fit: check the requirements that matter for your project.

Are immudb and TigerBeetle open source?

Not in the OSI sense. immudb is source-available: you can read the code, but the license restricts some uses, typically offering it as a competing managed service. License: Business Source License 1.1. Yes. TigerBeetle is open source. License: Apache License 2.0.