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Comparison

crate vs redis

Verdict

Pick crate if crateDB is distinguished by its capability to manage massive data volumes in near real-time with PostgreSQL compatibility and Lucene-based indexing; pick redis if redis is an in-memory database designed as a versatile cache and data structure store with advanced features such as JSON operations and vector searches, making it suitable for real-time applications.

Markdown twin · crate alternatives · redis alternatives

GraphCanon updated 4w

crate logo

crate

crate/crate

4.4kpushed Jul 21, 2026
vs
redis logo

redis

redis/redis

76kpushed Jul 23, 2026

Trust & integrity

Signalcrateredis
Maintenance
Very active (0d since push)
As of 1mo · github_public_v1
Very active (0d since push)
As of 4w · github_public_v1
Provenance
Not a fork · Organization account
As of 1mo · github_public_v1
Not a fork · Organization account
As of 4w · github_public_v1
OSV dependency advisories
No lockfile (source not queried)
As of 1mo · osv@v1
No lockfile (source not queried)
As of 1mo · osv@v1
deps.dev advisories
Not queried
deps.dev@v1
Not queried
deps.dev@v1
OpenSSF Scorecard
Not queried
openssf-scorecard@v1
Not queried
openssf-scorecard@v1

Tagline

crate
Distributed and Scalable SQL Database for Near Real-Time Data Analysis
redis
Redis is a preferred cache, data structure server, and document & vector query engine for real-time applications.

Stars

crate
4.4k
redis
76k

Forks

crate
603
redis
25k

Open issues

crate
317
redis
2.9k

Language

crate
Java
redis
C

Adopt for

crate
CrateDB is distinguished by its capability to manage massive data volumes in near real-time with PostgreSQL compatibility and Lucene-based indexing.
redis
Redis is an in-memory database designed as a versatile cache and data structure store with advanced features such as JSON operations and vector searches, making it suitable for real-time applications.

Persona

crate
-
redis
-

Runtime

crate
-
redis
-

License

crate
Apache-2.0
redis
Other

Last pushed

crate
Jul 21, 2026
redis
Jul 23, 2026

Categories

crate
Data & Retrieval, Vector Databases
redis
Data & Retrieval, Vector Databases

Trust and health

Open issues (now)

crate
317
redis
2.9k

Full report

Choose crate if…

  • crate is primarily Java; redis is C.
  • License: crate is Apache-2.0, redis is Other.
  • Tags unique to crate: analytics, big-data, cratedb, distributed.
  • - When you require a SQL-compliant database with the flexibility of distributed architecture that can scale horizontally.

When NOT to use crate

  • - Avoid if your application environment strictly mandates a specific type of database that isn’t PostgreSQL-compliant, and requires custom integrations.
  • - Not suitable for applications needing absolute transactional guarantees with strict ACID compliance at the expense of performance.

Choose redis if…

  • redis is primarily C; crate is Java.
  • License: redis is Other, crate is Apache-2.0.
  • Tags unique to redis: cache, caching, in-memory, json.
  • You need high-speed access to frequently used data due to Redis's in-memory nature.

When NOT to use redis

  • Your project has limited memory resources since Redis relies on in-memory storage, which could lead to high costs or operational challenges with large datasets.
  • You prioritize persistence over speed; while Redis offers persistence options, its primary design is for real-time access and not robust disk-based backup solutions like traditional SQL databases.
  • Your application workload does not benefit from the fast read/write capabilities and rich data structure support offered by Redis, possibly implying that a less specialized database would suffice.

Explore

Sources

Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.

GitHub stars on cards: crate 4.4k · redis 76k (synced Jul 21, 2026).

Common questions

What is the difference between crate and redis?
crate: Distributed and Scalable SQL Database for Near Real-Time Data Analysis. redis: Redis is a preferred cache, data structure server, and document & vector query engine for real-time applications.. See the comparison table for live GitHub stats and shared categories.
When should I choose crate over redis?
Choose crate over redis when crate is primarily Java; redis is C; License: crate is Apache-2.0, redis is Other; Tags unique to crate: analytics, big-data, cratedb, distributed; - When you require a SQL-compliant database with the flexibility of distributed architecture that can scale horizontally.
When should I choose redis over crate?
Choose redis over crate when redis is primarily C; crate is Java; License: redis is Other, crate is Apache-2.0; Tags unique to redis: cache, caching, in-memory, json; You need high-speed access to frequently used data due to Redis's in-memory nature.
When should I avoid crate?
- Avoid if your application environment strictly mandates a specific type of database that isn’t PostgreSQL-compliant, and requires custom integrations. - Not suitable for applications needing absolute transactional guarantees with strict ACID compliance at the expense of performance.
When should I avoid redis?
Your project has limited memory resources since Redis relies on in-memory storage, which could lead to high costs or operational challenges with large datasets. You prioritize persistence over speed; while Redis offers persistence options, its primary design is for real-time access and not robust disk-based backup solutions like traditional SQL databases. Your application workload does not benefit from the fast read/write capabilities and rich data structure support offered by Redis, possibly implying that a less specialized database would suffice.
Is crate or redis more popular on GitHub?
redis has more GitHub stars (75,627 vs 4,416). Stars measure visibility, not whether either tool fits your constraints.
Are crate and redis open source?
Yes - both are open-source projects on GitHub (crate: Apache-2.0, redis: Other).
Where can I find alternatives to crate or redis?
GraphCanon lists graph-backed alternatives at crate alternatives and redis alternatives (crate markdown twin, redis markdown twin), ranked by typed relationship edges rather than popularity votes.
Is there a machine-readable version of this comparison?
Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
Which is better maintained, crate or redis?
crate: Very active. redis: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
Where are the full trust reports for crate and redis?
GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: crate trust report; redis trust report.

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