Dev tools · alternatives · 2026

24 alternatives to StackGres: open-source Postgres-aaS on Kubernetes with 120 Extensions

StackGres is a fully-featured platform for running PostgreSQL on Kubernetes. Deploy in minutes an Enterprise-Grade Postgres-as-a-Service, in your infrastructure. 100% Open Source.

StackGres is an open-source PostgreSQL platform that runs on Kubernetes, offering a managed database-as-a-service experience. It comes with 120 PostgreSQL extensions pre-integrated, enabling developers to extend… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. StackGres: open-source Postgres-aaS on Kubernetes with 120 Extensions launched in 2021; newer entries below may have overtaken it.

1
Supabase▲2,325
The Postgres developer platform is now generally available
2024 · supabase.com · its alternatives →
2
Open Source PostgreSQL Studio▲407
Powerful PostgreSQL tool is now open source for self-hosting
2021 · supabase.com · its alternatives →
3
postgres.new▲774
The in-browser Postgres sandbox with AI assistance
2024 · database.build · its alternatives →
4HA
Hasura – A Postgres BaaS and Kubernetes PaaS on Your Own Infrastructure▲259
Hasura delivers accurate, fast, and secure data access for AI and digital experiences. Trusted by data leaders and developers at Fortune 100 companies and high-growth AI and digital natives.
2017 · hasura.io · its alternatives →
5
I open-sourced the in-memory PostgreSQL I built at work for E2E tests▲379
In-memory Postgres for unit/E2E tests. Contribute to hexclave/pgmock development by creating an account on GitHub.
2024 · github.com · its alternatives →
6
Hydra 1.0 – open-source column-oriented Postgres▲269
hi hn, hydra ceo here hydra is an open source, column-oriented postgres. you can set up remarkably fast aggregates on your project in minutes to query billions of rows instantly. postgres is great, but aggregates can take minutes to hours to return results on large data sets. long-running analytical queries hog database resources and degrade performance. use hydra to run much faster analytics on postgres without making code changes. data is automatically loaded into columnar format and compressed. connect to hydra with your preferred postgres client (psql, dbeaver, etc). following 4 months…
2023 · hydra-so.notion.site · its alternatives →
7
Postgres Docker image with common extensions▲130
Unmodified Postgres with some useful extensions. Contribute to supabase/postgres development by creating an account on GitHub.
2021 · github.com · its alternatives →
8
Hasura – Fast, instant GraphQL APIs on Postgres▲382
Blazing fast, instant realtime GraphQL APIs on all your data with fine grained access control, also trigger webhooks on database events. - hasura/graphql-engine
2018 · github.com · its alternatives →
9
Opengrep▲340
The open source code security engine
2025 · opengrep.dev · its alternatives →
10
Postgres Playground▲161
Hands-on tutorials to learn Postgres
2022 · crunchydata.com · its alternatives →
11
Postgres as a VectorDB GUI▲162
Contribute to Z-Gort/Reservoirs-Lab development by creating an account on GitHub.
2024 · github.com · its alternatives →
12
PgCat, Postgres pooler with sharding, load balancing and failover▲233
PostgreSQL pooler with sharding, load balancing and failover support. - postgresml/pgcat
2022 · github.com · its alternatives →
13
KubeDB▲72
Run production-grade databases easily on Kubernetes
2018 · kubedb.com · its alternatives →
14
PgDog▲227
Scale PostgreSQL without changing your app
Jul 2026 · pgdog.dev · its alternatives →
15
Prisma Postgres▲262
The future of serverless databases
2025 · prisma.io · its alternatives →
16
PgDog – Scale Postgres without changing the app▲326
Hey HN! Lev and Justin here, authors of PgDog (https://pgdog.dev/), a connection pooler, load balancer and database sharder for PostgreSQL. If you build apps with a lot of traffic, you know the first thing to break is the database. We are solving this with a network proxy that works without requiring application code changes or database migrations. Our post from last year: https://news.ycombinator.com/item?id=44099187 The most important update: we are in production. Sharding is used a lot, with direct-to-shard queries (one shard per query) working pretty much…
Feb 2026 · github.com · its alternatives →
17
Kubegres: PostgreSql Kubernetes operator▲8
PostgreSql Kubernetes
2021 · kubegres.io · its alternatives →
18
Postgres.js – Fastest Full-Featured PostgreSQL Client for Node and Deno▲257
Postgres.js - The Fastest full featured PostgreSQL client for Node.js, Deno, Bun and CloudFlare - porsager/postgres
2022 · github.com · its alternatives →
19
Postgresqlco.nf: PostgreSQL Configuration for Humans▲223
We like open source, we develop open source software, and we are very active and well known at Postgres community. We also develop custom products for clients, always around Postgres environment
2020 · ongres.com · its alternatives →
20
Supabase (Beta)▲314
The open source Firebase alternative.
2020 · supabase.com · its alternatives →
21
Hasura GraphQL Engine▲133
Instant Realtime GraphQL on Postgres
2018 · hasura.io · its alternatives →
22
Pglayers – PostgreSQL extensions as stackable Docker layers▲40
PostgreSQL Docker images with the extensions you actually need -- pre-built, composable, no compilation. - pglayers/pglayers
Jul 2026 · github.com · its alternatives →
23
Pg_replicate – Build Postgres replication applications in Rust▲216
A high-performance Postgres replication engine written in Rust. Embed it in your Rust application or run it as a standalone binary. - supabase/etl
2024 · github.com · its alternatives →
24
PeerDB▲110
Fast, native ETL for Postgres
2023 · peerdb.io · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →