# 托管数据服务 (Managed Data Services)

> 托管数据库(MySQL、PostgreSQL、MongoDB、Redis 等)的免费额度。
> 共 25 个免费服务。数据来源:https://github.com/ripienaar/free-for-dev(MIT)。更新时间:2026-09-10

- [8base.com](https://www.8base.com/) — 8base is a full-stack low-code development platform built for JavaScript developers built on top of MySQL and GraphQL and serverless backend-as-a-service. It allows you to start building web applications quickly using a UI app builder and scale quickly, The Free tier includes rows: 2,500, Storage: 500, Serverless computing: 1Gb/h, and client app users: 5.
- [airtable.com](https://airtable.com/) — Looks like a spreadsheet, but it's a relational database unlimited bases, 1,200 rows/base, and 1,000 API requests/month
- [Aiven](https://aiven.io/) — Aiven offers free PostgreSQL, MySQL and Valkey (Redis compatible) plans on its open-source data platform. Single node, 1 CPU, 1GB RAM, and for PostgreSQL and MySQL, 1GB storage. Easy migration to more extensive plans or across clouds.
- [BackupDrill](https://backupdrill.com) — Backs up Supabase projects to your own S3/R2/B2 bucket, then runs scheduled restore drills to prove backups restore. Provides a free plan with weekly backups for one project and one restore drill on your first backup.
- [CockroachDB Cloud](https://www.cockroachlabs.com/pricing/) — Free tier offers 50 million RUs and 10 GiB of storage (same as 15$ worth) free per month. ([What's the Request Units](https://www.cockroachlabs.com/docs/cockroachcloud/metrics-request-units.html))
- [codehooks.io](https://codehooks.io/) — Easy to use JavaScript serverless API/backend and NoSQL database service with functions, Mongdb-ish queries, key/value lookups, a job system, realtime messages, worker queues, a powerful CLI and a web-based data manager. Free plan has 5GB storage and 60/API calls per minute. 2 developers included. No credit-card required.
- [Couchbase Capella](https://www.couchbase.com/products/capella/) — deploy a forever free tier fully managed database cluster with 1 node and 8GB storage, built for developers to create the next generation of applications across IoT to AI
- [CrateDB](https://crate.io/) — Distributed Open Source SQL database for real-time analytics. [Free Tier CRFREE](https://crate.io/lp-crfree): One-node with 2 CPUs, 2 GiB of memory, 8 GiB of storage. One cluster per organization, no payment method needed.
- [filess.io](https://filess.io) — filess.io is a platform where you can create two databases with up to 10 MB per database of the following DBMS for free: MySQL, MariaDB, MongoDB, and PostgreSQL.
- [InfluxDB](https://www.influxdata.com/) — Timeseries database, free up to 3MB/5 minutes writes, 30MB/5 minutes reads and 10,000 cardinalities series
- [Layerbase](https://layerbase.com/) — 2 free managed databases, pick from: Postgres, MariaDB, Redis, Valkey, DuckDB, SQLite, libSQL, and TypeDB. All with TLS. Branch 7 of 8 free engines, 1 branch per database - 10 GB/day, 50 GB/week, 150 GB/month throughput limits on free. 10 additional engines available on higher tiers with no meters.
- [MemCachier](https://www.memcachier.com/) — Managed Memcache service. Free for up to 25MB, 1 Proxy Server, and basic analytics
- [MongoDB Atlas](https://www.mongodb.com/cloud/atlas) — free tier gives 512 MB
- [Neo4j Aura](https://neo4j.com/cloud/aura/) — Managed native Graph DBMS / analytics platform with a Cypher query language and a REST API. Limits on graph size (200k nodes, 400k relationships).
- [Neon](https://neon.tech/) — Managed PostgreSQL, 0.5 GB of storage per project, 100 Projects ,10 branches per project, Unlimited Databases, always-available primary branch ( Auto suspend after 5 minutes), 20 hours of Active time per month (total) for non-primary branch compute.
- [Nile](https://www.thenile.dev/) — A Postgres platform for B2B apps. Unlimited databases, Always available with no shutdown, 1GB of storage (total), 50 million query tokens, autoscaling, unlimited vector embeddings
- [Prisma Postgres](https://prisma.io/postgres) — Super fast hosted Postgres built on unikernels and running on bare metal, 500MB total storage, 5 databases, integrated with Prisma ORM.
- [Qdrant](https://qdrant.tech/) — Vector Database for embedding data, single node cluster with 0.5 vCPU, 1GB RAM, and 4GB disk.
- [restdb.io](https://restdb.io/) — a fast and straightforward NoSQL cloud database service. With restdb.io you get schema, relations, automatic REST API (with MongoDB-like queries), and an efficient multi-user admin UI for working with data. The free plan allows 3 users, 2500 records, and 1 API request per second.
- [SeaTable](https://seatable.io/) — Flexible, Spreadsheet-like Database built by the Seafile team. unlimited tables, 2,000 lines, 1-month versioning, up to 25 team members.
- [skyvia.com](https://skyvia.com/) — Cloud Data Platform offers a free tier and all plans are completely free while in beta
- [StackBy](https://stackby.com/) — One tool that combines spreadsheets' flexibility, databases' power, and built-in integrations with your favorite business apps. The free plan includes unlimited users, ten stacks, and a 2GB attachment per stack.
- [Tinybird](https://tinybird.co) — A serverless managed ClickHouse with connection-less data ingest over HTTP and lets you publish SQL queries as managed HTTP APIs. There is no time limit on free-tier, 10GB storage + 1000 API requests per day.
- [Turso by ChiselStrike](https://turso.tech/) — Turso is SQLite Developer Experience in an Edge Database. Turso provides a Free Forever starter plan, 9 GB of total storage, Up to 500 databases, Up to 3 locations, 1 billion row reads per month, and Local development support with SQLite.
- [Upstash](https://upstash.com/) — Serverless Redis with free tier up to 500K monthly commands, 256MB max database size, and 20 concurrent connections