Aiven
Aiven provides managed open source data infrastructure services on major clouds with automated operations and scaling. · Aiven · Database
Overview
Aiven offers always-free plans for PostgreSQL, Kafka, MySQL, OpenSearch, and Valkey with no credit card required. The PostgreSQL plan has 1 CPU, 1 GB RAM, and 1 GB storage. A separate 30-day trial with credits is also available for larger plans, but is not required for ongoing free use.
Good fit
Use Aiven to quickly deploy and test managed open source databases or streaming services without infrastructure management, with a free plan for ongoing small workloads.
- Prototyping
- Learning and small workloads
- Testing managed data services
Not a fit
Avoid if you need production-grade capacity for free or wish to self-host for full control and cost savings.
- Need production-grade capacity for free
- Require on-premises deployment
- Long-term production on a free plan
Quickstart · 5 steps
- Sign up at aiven.io and verify your email.
- Create a new Free plan service (e.g., PostgreSQL, Kafka) from the dashboard.
- Configure service settings; the Free plan cannot choose a cloud or region.
- Connect your application using the provided connection details.
- Optionally start the 30-day trial for larger plans.
Other free database options
Free tierWhat you get freeRiskCard
Google Cloud · Database
50,000 reads/day · 20,000 writes/day · 20,000 deletes/day
Billing risk: None
No card
MongoDB · Database
512 MB storage (M0 cluster) · Shared RAM and vCPU · 32MB of sort memory
Billing risk: None
No card
Supabase · Database
500 MB database & 1 GB file storage · 50,000 monthly active users · 500,000 edge function invocations/month
Billing risk: None
No card
Supabase · Database
500 MB database storage · 1 GB file storage · 50,000 monthly active users
Billing risk: None
No card