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pgvecto.rs vs Stackgres

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Free

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Free

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Database Tools

Overview

Focus

Database Tools

Product

Postgres extension for vector similarity search built in Rust with HNSW and IVF indexing.

Production-grade Postgres on Kubernetes from OnGres with 10+ extensions, pooling, backups, and monitoring.

Website

Headquarters

Remote

San Jose, California

Company size

2-10 employees

N/A (OnGres)

Founded

2023

2020

Pricing details

Published rate

Free

Free options

Free plan

Source updated

Nov 2, 2026

Oct 29, 2026

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