vs

bbolt vs NutsDB

bbolt: etcd's maintained fork of BoltDB: a simple, pure-Go B+tree store in a single file. NutsDB: Pure-Go embedded key-value store with Bitcask storage and Redis-like lists, sets and sorted sets.

key differences

  • Only NutsDB has ttl / expiry, in-memory.

choose bbolt for

  • +Embedded metadata stores in Go services
  • +Raft log and snapshot storage
  • +Local state for CLIs and agents

best at · Embedded, Metadata, Coordination

choose nutsdb for

  • +Embedded queues and leaderboards in Go services
  • +Local caches with TTL
  • +Replacing a sidecar Redis for single-process apps

best at · Embedded, Cache, Queue

overview
Primary model
Key-Value
Key-Value
Also supports
–
–
Type
Embedded library
Embedded library
Status
Active
Active
Developer
etcd maintainers / CNCF
NutsDB contributors
First release
2017
2019
Latest version
1.5.0 (Jun 21, 2026)
1.1.0 (Dec 17, 2025)
License
Open source (permissive)MIT License
Open source (permissive)Apache License 2.0
Free tier
✓
✓
popularity
WhichDB Score
11.5
3.6
Rank
#282
#432
GitHub stars
9.8K
3.6K
Stack Overflow questions
41
–
scale & guarantees
Comfortable data size
Small (≤ 100 GB)
Small (≤ 100 GB)
Horizontal scaling
None
None
Multi-region
None
None
ACID
Full
Full
Consistency
Strong
Strong
Schema
Schemaless
Schemaless
Architecture
Embedded
Embedded
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
Go API
Go API
Client languages
Go
Go
Best for
Embedded, Metadata, Coordination
Embedded, Cache, Queue

bbolt vs NutsDB: FAQ

What is the difference between bbolt and NutsDB?

bbolt: etcd's maintained fork of BoltDB: a simple, pure-Go B+tree store in a single file. NutsDB: Pure-Go embedded key-value store with Bitcask storage and Redis-like lists, sets and sorted sets. Only NutsDB has ttl / expiry, in-memory.

When should I choose bbolt over NutsDB?

Choose bbolt for embedded metadata stores in Go services; raft log and snapshot storage; and local state for CLIs and agents. Choose NutsDB for embedded queues and leaderboards in Go services; local caches with TTL; and replacing a sidecar Redis for single-process apps.

Is bbolt or NutsDB more popular?

bbolt ranks #282 on the WhichDB Score (11.5/100) and NutsDB ranks #432 (3.6/100). Popularity is not fit: check the requirements that matter for your project.

Are bbolt and NutsDB open source?

Yes. bbolt is open source. License: MIT License. Yes. NutsDB is open source. License: Apache License 2.0.