The top alternatives to PostgreSQL are TimescaleDB, Timescale and pgvector, ranked by Staquest on relevance, shared use cases, and pricing. pgvector is the strongest free option.
Staquest ranks TimescaleDB as the top alternative to PostgreSQL — Open-source time-series database built on PostgreSQL with full SQL support.. The full ranked list above compares 10 options.
pgvector offers a free tier and is the highest-ranked free alternative to PostgreSQL in Staquest's analysis.
Staquest identifies 10 tools similar to PostgreSQL using graph relationships, embedding similarity, and shared categories. The closest are TimescaleDB, Timescale, pgvector.
TimescaleDB is an open-source alternative to PostgreSQL listed in this ranking.
Alternatives are ranked by verified relationships, semantic similarity, and category overlap.
