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NimbusNexus
Managed databases · 6 engines · from $19/mo

Run the database.
Don't run the database server.

Fully managed Postgres, MySQL, MongoDB, Redis, Kafka, and OpenSearch. Point-in-time recovery, automated minor upgrades, regional data residency. Connect with your existing driver — no proprietary lock-in, no transition fees if you leave.

Available inVirginia (US-East)· PrimaryLos Angeles (US-West)· LiveFrankfurt (EU-Central)· Live · EU data residencySingapore (APAC)· Pre-launch · ~2 mo · PDPA
Engines availablePostgreSQLv17.2· RelationalMySQLv8.4· RelationalMongoDBv7.0· DocumentRedisv7.4· Key-value · cacheKafkav3.8· Event streamOpenSearchv2.18· Search · analytics
Estimator

Size the database. HA topology, plain pricing.

Every replica is billed transparently — no "Multi-AZ multiplier" that doubles your bill while the dashboard shows one resource. Backups bill on actual storage, not on a reserved ceiling.

Engine:
Topology
Node size
Same hardware family as mo-* VMs — 8 GB RAM per vCPU available
See all 8 sizes →
Storage per nodePerformance NVMe · resize live · scales independently of compute
GB
10 GB16 TB

Each node holds a full copy of your data. Storage scales up to 16 TB per node, sharded beyond that on Mongo / Kafka.

Backup retentionDaily snapshot + 35-day WAL stream available
days
135

Backups are stored in object storage at $0.04/GB·mo. Point-in-time recovery (below) extends this to any second within the window.

Read replicasAsync read-only nodes · same region or any other live region
nodes
08

Each replica is billed at the same hourly rate as the primary. Cross-region replication adds $0.005/GB of WAL traffic.

What's in the hourly rate: Engine licensing, minor version upgrades (zero-downtime), connection pooler (PgBouncer / ProxySQL / mongos), Prometheus metrics, slow-query log, SSL certificates, and TLS termination. Free traffic to VMs in the same region.
Engine catalog

Six engines, none of them forked.

Every database runs upstream open-source code on the version you pick. We push patches back, we don't rename APIs, and your connection string works with the official driver.

Advanced relational13 · 14 · 15 · 16 · 17.2
PostgreSQL

OLTP, geospatial, vector search, time-series, anything SQL

Plugins included
pgvectorPostGISTimescaleDBpg_partmanpglogicalplv8
$19/mo
db-1-4 standalone · 25 GB
Configure →
Widely-deployed relational5.7 · 8.0 · 8.4 LTS
MySQL

Drop-in for legacy apps, WordPress / Magento / Shopify backends

Plugins included
Group replicationX protocolProxySQLpt-toolkitbinlog audit
$19/mo
db-1-4 standalone · 25 GB
Configure →
Document NoSQL6.0 · 7.0
MongoDB

Schema-flexible apps, content stores, IoT ingestion

Plugins included
Replica setsShardingAtlas-compatible URIChange streamsTime series
$23/mo
db-1-4 standalone · 25 GB
Configure →
In-memory key-value7.2 · 7.4
Redis

Caching, session stores, rate limits, queues, pub/sub

Plugins included
SentinelCluster modeTLSACLsStreamsJSONBloom
$13/mo
cache-1-1 GB standalone
Configure →
Distributed event stream3.6 · 3.8
Kafka

CDC, event sourcing, real-time analytics, log aggregation

Plugins included
KRaft (no ZK)MirrorMaker 2Schema registryConnectTiered storage
$89/mo
3-broker cluster · 100 GB
Configure →
Search & analytics2.16 · 2.18
OpenSearch

Full-text search, log analytics, observability, vector retrieval

Plugins included
SQL pluginAnomaly detectionk-NN vectorDashboardsAlerting
$51/mo
3-node small cluster
Configure →
Topology guide

How many nodes do you really need?

Standalone×1 cost
1 node
Uptime
99.5 %
RPO
24 h (last daily backup)
RTO
15–30 min
Use for: Dev, staging, internal tools, anything where a few minutes of downtime is acceptable.
Primary + replica×2 cost
2 nodes · sync replication
Uptime
99.99 %
RPO
0 s (sync)
RTO
< 60 s automatic
Use for: Most production workloads. The default for SaaS, e-commerce, B2B.
HA cluster×3 cost
3 nodes · quorum across 3 AZs
Uptime
99.999 %
RPO
0 s
RTO
< 15 s automatic
Use for: Regulated workloads (banking, health), multi-region SaaS, SLAs in compliance docs.
In every database bill

What you don't have to think about anymore.

Automated backups

Daily full backup plus continuous WAL streaming. Retention from 1 to 35 days. Restore creates a new database — your live data is never touched.

Point-in-time recovery

Restore to any second within retention. Cross-region restore. Practice runs are free — we encourage them.

Zero-downtime upgrades

Minor versions auto-patched in your maintenance window. Major versions are a one-click switchover with replica-first cutover.

Connection pooling

PgBouncer for Postgres, ProxySQL for MySQL, mongos for Mongo. Pooler scales with you; no separate billing line.

Slow-query insights

pg_stat_statements / sys schema / explain dashboards built in. Top 100 queries surfaced with auto-suggested indexes.

Live metrics

Prometheus endpoint, Grafana templates, OpenMetrics for everything else. 1-second resolution on CPU, IO, query rate.

Custom alerts

Per-metric thresholds with webhook, PagerDuty, Opsgenie, Slack, or email. Throttling and incident grouping included.

Read replicas

Async replicas in any live region. Built-in load-balancing across replicas. Promote any replica to primary in under 30 s.

BYOK encryption

AES-256 at rest with customer-managed keys via NimbusNexus KMS. AWS / GCP KMS via federation for migrations.

Audit logging

Every connect, query, and DDL streamed to object storage or your own Kafka. Log schemas shaped for the evidence SOC 2, HIPAA and GDPR reviews ask for.

VPC isolation

Private endpoint by default. Public endpoint behind allow-list if you need it. Same-region traffic to your VMs is free.

Forever-free egress

Backups, replication, and reads from your VMs in the same region are all $0. No "data transfer out" line item.

Use cases

What teams typically stack together.

Postgres · Virginia
B2B SaaS primary

OLTP, multi-tenant schema, pgvector for AI features, pg_partman for soft-delete tables. Most teams here run Primary + replica in US-East.

PG 17 · db-4-16 · primary + replica · 200 GB · PITR
Typical bill$312/mo
MySQL · Virginia
E-commerce backend

Shopify-style storefronts, WooCommerce, Magento serving the North-American market. ProxySQL splits reads to replicas; group replication for write availability.

MySQL 8.4 · db-8-32 · HA cluster · 500 GB
Typical bill$1,090/mo
Kafka · Singapore
APAC logistics CDC bus

Container moves, customs events, warehouse scans streamed off Postgres via Debezium into Kafka topics — fanned out to track-and-trace, dispatch, and analytics. Singapore region keeps lag low to ports across SEA; tiered storage offloads cold partitions to object.

3 brokers · db-4-16 · 1 TB tiered · MM2 to FRA
Typical bill$428/mo
Redis · Los Angeles
Streaming session store

Session tokens, presence, and rate-limit counters for a West-Coast streaming app. Sentinel for failover, cluster mode for sharding beyond 64 GB. LA region keeps p99 RTT under 10 ms for creators on US-West.

Redis 7.4 · cache-4-16 · 3-node cluster
Typical bill$186/mo
MongoDB · Frankfurt
EU document API backend

Flexible schema for headless CMS, customer telemetry, GDPR-resident user records. Replica set for HA, sharding when one node’s storage isn’t enough. All data stays in the EU; backups never leave Frankfurt.

Mongo 7 · db-4-16 · 3-node replica set · 300 GB
Typical bill$406/mo
OpenSearch · Virginia
Logs + observability

Vector logs from VMs and pods, hot tier on Performance NVMe, warm tier on Standard, cold tier on object storage. k-NN plugin for semantic search across audit trails.

3 hot + 2 warm + cold backend · 5 TB
Typical bill$612/mo
Like-for-like

Production Postgres, primary + replica. Three invoices.

4 vCPU, 16 GB, 200 GB SSD, 14-day backup retention, one read replica. Virginia (US-East). Source: published price lists, May 2026.

Line itemNimbusNexus db-4-16AWS RDS db.m6iGCP Cloud SQLAzure DB for PG
Primary 4 vCPU + 16 GB$59.86$198.20$186.40$204.10
Sync replica (Multi-AZ)$59.86$198.20$186.40$204.10
Async read replica$59.86$198.20$186.40$204.10
200 GB × 3 nodes (SSD)$96.00$84.00$78.00$90.00
14-day backups$3.74$36.40$32.00$34.00
Point-in-time recovery$0.00$0.00$0.00$0.00
Cross-AZ replication egress$0.00$18.20$16.40$18.20
Total / month$279.32$733.20$685.60$754.50

The hyperscalers double the compute line for "Multi-AZ" (it’s just a sync replica) and meter every byte of replication traffic. We don’t.

Standard drivers

The same DSN your app already speaks. No SDK swap.

PostgreSQL · psqllibpq-compatible
# Standard connection string
postgres://app:••••@
pg-prod.us-east-1.nimbusnexus.net:5432/
mydb?sslmode=require
 
# With connection pooler (auto)
postgres://app:••••@
pg-prod.us-east-1.nimbusnexus.net:6432/
mydb?sslmode=require
MongoDB · mongoshStandard SRV URI
# Atlas-compatible URI
mongodb+srv://app:••••@
mongo-prod.us-east-1.nimbusnexus.net/
mydb?replicaSet=rs0&tls=true
 
# JS driver — no proprietary client
const client = new MongoClient(uri);
await client.connect();
Redis · redis-cliRESP3 over TLS
# Connect with rediss://
rediss://default:••••@
redis-prod.us-east-1.nimbusnexus.net:6380
 
# Or from your app:
const r = createClient({
url: 'rediss://...'
});
FAQ

Managed database questions.

A database where NimbusNexus handles provisioning, OS and engine patching, daily backups, point-in-time recovery, failover, monitoring, and connection pooling. You write the queries and ship the schema; we keep it running.
Migration

Move from RDS, Atlas, or Cloud SQL. Cutover in minutes.

Stream live changes from your existing database via logical replication (Postgres / MySQL), change streams (Mongo), or replication slot (Kafka). Cut over when the lag hits zero. We pay the source-side egress.

# Live-migrate Postgres from RDS
$ nimbus db migrate \
--from postgres://rds.amazonaws.com:5432 \
--to pg-prod.us-east-1.nimbusnexus.net \
--mode logical-replication
✓ initial copy 240 GB · 18 min
✓ streaming CDC · lag 0 ms
→ ready for cutover · downtime: ~30 s