Dev tools · alternatives · 2026

24 alternatives to Create data flow diagrams for PostgreSQL

pglineage is a tool to create data flow diagrams for PostgreSQL by analyzing SQL - gtk7032/pglineage

This is a tool for creating data flow diagrams specifically designed for PostgreSQL databases. It helps developers and database administrators visualize how data moves through their PostgreSQL systems. The tool is… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Create data flow diagrams for PostgreSQL launched in 2023; newer entries below may have overtaken it.

1
pg_flame – flamegraph visualizations of PostgreSQL query plans▲321
A flamegraph generator for Postgres EXPLAIN ANALYZE output. - mgartner/pg_flame
2019 · github.com · its alternatives →
2
Dbdot – Golang tool to help generate Postgres schema diagrams▲119
Generate DOT description for postgres db schema. Contribute to akarki15/dbdot development by creating an account on GitHub.
2019 · github.com · its alternatives →
3
Postgres as a VectorDB GUI▲162
Contribute to Z-Gort/Reservoirs-Lab development by creating an account on GitHub.
2024 · github.com · its alternatives →
4PN
PostgresML, now with analytics and project management▲444
We've been hard at work for a few weeks and thought it's time for another update. In case you missed our first post, PostgresML is an end-to-end machine learning solution, running alongside your favorite database. This time we have more of a suite offering: project management, visibility into the datasets and the deployment pipeline decision making. Let us know what you think! Demo link is on the page, and also here: https://demo.postgresml.org
2022 · postgresml.org · its alternatives →
5
Online database diagram editor▲311
Hey all! I released drawDB about a month ago and now it's open source. I hope you find it useful. If you want to check out the app you can go to https://drawdb.vercel.app/ . Thank you:)
2024 · github.com · its alternatives →
6
Open Source PostgreSQL Studio▲407
Powerful PostgreSQL tool is now open source for self-hosting
2021 · supabase.com · its alternatives →
7
PgQueuer – Transform PostgreSQL into a Job Queue▲376
PgQueuer is a Python job queue that uses PostgreSQL for everything — queue storage, locking, notifications. No Redis, no RabbitMQ, no separate broker to operate. If your app already has Postgres, you already have the broker. After ~2 years and 26 minor releases, 1.0 ships today as the first stable release. Strict semver from here on. Thanks to everyone who contributed and left feedback!
2024 · github.com · its alternatives →
8
GraphQL for Postgres▲195
GraphQL for Postgres. Contribute to solidsnack/GraphpostgresQL development by creating an account on GitHub.
2015 · github.com · its alternatives →
9
Mathesar – open-source collaborative UI for Postgres databases▲281
Hi HN! We just released the public alpha version of Mathesar (https://mathesar.org/, code: https://github.com/centerofci/mathesar). Mathesar is an open source tool that provides a spreadsheet-like interface to a PostgreSQL database. I was originally inspired by wanting to build something like Dabble DB. I was in awe of their user experience for working with relational data. There’s plenty of “relational spreadsheet” software out there, but I haven’t been able to find anything with a comparable UX since Twitter shut Dabble DB down. We're a non-profit…
2023 · github.com · its alternatives →
10PT
Private, text to entity-relationship diagram tool▲262
Create ER diagrams, SQL schemas, and DBML models. No Signup required, Nothing to install. All diagrams are 100% private, secure and processed locally right in your web browser
2023 · databasediagram.com · its alternatives →
11AU
A user interface for Postgres EXPLAIN that also gives tips▲50
pgMustard is a Postgres EXPLAIN visualisation tool that also gives performance advice, scored based on its potential to speed up your query.
2019 · pgmustard.com · its alternatives →
12
Visualize database schemas with a single query▲227
Hey HN! We are Jonathan & Guy, and we are happy to share a project we’ve been working on. ChartDB is a tool to help developers and data analysts quickly visualize database schemas by generating ER diagrams with just one query. A unique feature of our product is AI-Powered export for easy migration. You can give it a try at https://chartdb.io and find the source code on GitHub. Next steps ---> More AI. We’d love feedback :)
2024 · github.com · its alternatives →
13
Pgsh – branch Postgres like Git▲66
Branch your PostgreSQL Database like Git. Contribute to sastraxi/pgsh development by creating an account on GitHub.
2019 · github.com · its alternatives →
14
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 →
15CE
Code2flow – easy flowcharts with no mouse, no dragging and no hassle▲238
2016 · code2flow.com · its alternatives →
16CA
ChartDB Agent – Cursor for DB schema design▲130
Last year we launched ChartDB OSS (https://news.ycombinator.com/item?id=44972238) - an open-source tool that generates ER diagrams from your database (via query/sql/dbml) without needing direct DB access. Now we’re launching the ChartDB Agent. It helps you design databases from scratch or make schema changes with natural language. You can: - Generate schemas by simply describing them in plain English - Brainstorm new tables, columns, and relationships with AI - Iterate visually in a diagram (ERD) - Deterministically export SQL script Try it out here -…
2025 · app.chartdb.io · its alternatives →
17
pgcmd – An alternative to psql with JSON output▲76
Non-interactive PostgreSQL query tool. Contribute to soheilpro/pgcmd development by creating an account on GitHub.
2019 · github.com · its alternatives →
18
pganalyze▲84
Automated EXPLAIN Plan Visualization & Insights for Postgres
2019 · pganalyze.com · its alternatives →
19PA
Pgit – A Git-like CLI backed by PostgreSQL▲126
Mar 2026 · oseifert.ch · its alternatives →
20
Postgres Playground▲161
Hands-on tutorials to learn Postgres
2022 · crunchydata.com · its alternatives →
21
Visualize Your Rails App to ER Diagram Automatically▲104
Learn how to use this simple free tool dbdiagram.io to visualize your Rails ERD diagram, made by Holistics
2018 · holistics.io · its alternatives →
22
pg-primer - Beginner's guide to administering/managing PostgreSQL▲58
I created this small guide for people starting with postgresql. I added some queries I commonly used as well. Any feedback?
2023 · github.com · its alternatives →
23
I made an online DBER diagram editor and SQL generator▲13
Free online database schema design tool. Draw entity-relationship diagrams, generate SQL for PostgreSQL, MySQL, SQLite, MariaDB, SQL Server & Oracle, import/export DBML, and collaborate on data models in real time.
2024 · drawdb.vercel.app · its alternatives →
24
PgRebase, codebase management for Postgres▲66
Easy postgres codebase injection - aka postgres non data live reload - oelmekki/pgrebase
2016 · github.com · 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 →