Dev tools · alternatives · 2026

24 alternatives to Erdus

Universal converter

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1PT
   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 →

2. 2
   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 →

3. 3
   ChartDB v2▲229

   Database diagrams editor for teams

   2025 · chartdb.io · its alternatives →

4. 4
   Structa▲116

   Generate production-ready database schemas from plain English. Export SQL, Prisma & ER diagrams instantly. Free to try, no credit card.

   Nov 2025 · trystructa.com · its alternatives →

5. 5
   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 →

6. 6
   Visual flow-based programming for Erlang, inspired by Node-RED▲243

   Hi There, Erlang-RED has been my project for the last couple of months and I would love to get some feedback from the HN community. The idea is to take advantage of Erlangs message passing and low overhead processes to have true concurrency in Node-RED flows. Plus also to bring low-code visual flow-based programming to Erlang.

   2025 · github.com · its alternatives →

7. 7
   Drop a SQL schema, get an interactive ER diagram▲18

   Drop a model file — SQL, pgModeler, Prisma, MySQL Workbench and a dozen other formats — and get an interactive diagram, shareable through a single link.

   Aug 2026 · mcdview.dev · its alternatives →

8. 8CA
   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 →

9. 9
   UnitConversion▲82

   An all-in-one unit converter in 6 languages

   2018 · unitconversion.io · its alternatives →

10. 10
    ERDiagram▲68

    Generate the SQL script and classes code of your ER model

    2021 · erdiagram.nestorrente.com · its alternatives →

11. 11
    TABLUM.IO▲159

    Turn CSV, XML & JSON into a live analysis-ready SQL database

    2023 · tablum.io · its alternatives →

12. 12
    Liam ERD – Automatically generates beautiful ER diagrams [Apache-2.0]▲7

    Hey HN, I’d like to share Liam ERD, an open-source tool that automatically generates beautiful and interactive ER diagrams from your database schemas (PostgreSQL, schema.rb, schema.prisma etc.). We built it to address the common pain of manually maintaining schema diagrams and to help teams keep their database documentation always up-to-date. Key features: - Beautiful UI & Interactive: A clean design and intuitive features (like panning, zooming, and filtering) make it easy to understand even the most complex databases. - Web + CLI: Use our web version for quick demos on public projects, or…

    2025 · github.com · its alternatives →

13. 13
    Kodus▲145

    Hey everyone, Just wanted to share a quick update we just launched at Kodus. For those who don’t know it yet, Kodus is a code review agent that runs directly in your team’s Git workflow (GitHub, GitLab, Bitbucket… and now Azure DevOps as well). It helps maintain code quality and consistency by analyzing each PR based on your team’s own rules and repository standards. Support for Azure had been a common request — so if your team uses it, you can now plug Kodus right into your workflow and give it a try. Docs: https://docs.kodus.io/how_to_use/en/overview Repo:…

    Oct 2025 · kodus.io · its alternatives →

14. 14
    Erdos – open-source, AI data science IDE▲86

    Hey HN! We’re Jorge and Will from Lotas (https://www.lotas.ai/), and we’ve built Erdos, a secure AI-powered data science IDE that’s fully open source (https://www.lotas.ai/erdos). A few months ago, we shared Rao, an AI coding assistant for RStudio (https://news.ycombinator.com/item?id=44638510). We built Rao to bring the Cursor-like experience to RStudio users. Now we want to take the next step and deliver a tool for the entire data science community that handles Python, R, SQL, and Julia workflows. Erdos is a fork of VS Code designed for data…

    Oct 2025 · lotas.ai · its alternatives →

15. 15
    Erlang code generator for Idris 2▲98

    Erlang code generator for Idris 2. Contribute to christian-public/Idris2-Erlang development by creating an account on GitHub.

    2020 · github.com · its alternatives →

16. 16
    Write universally accessible SQL, not library-specific ORM wrapper APIs▲112

    A pure ORM for writing native SQL queries yielding pure business objects - craigmichaelmartin/pure-orm

    2021 · github.com · its alternatives →

17. 17
    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 →

18. 18
    Condor – A library for building scalable TCP servers in Erlang▲65

    A minimal library for building scalable TCP servers in Erlang - sinasamavati/condor

    2018 · github.com · its alternatives →

19. 19
    Leptus – Erlang REST framework that runs on top of Cowboy web server▲73

    The Erlang REST framework. Contribute to sinasamavati/leptus development by creating an account on GitHub.

    2018 · github.com · its alternatives →

20. 20
    A JavaScript Tool for Database Diagramming▲75

    Open source database diagramming and automation tool - prahladyeri/VisualAlchemist

    2016 · github.com · its alternatives →

21. 21
    Maestro – an Erlang pool of pools▲26

    An Erlang pool of pools. Contribute to g-andrade/maestro development by creating an account on GitHub.

    2015 · github.com · its alternatives →

22. 22
    Universal Schema Studio▲2

    OpenAPI, YAML, JSON, and XSD schemas Viewer and designer

    Feb 2026 · its alternatives →

23. 23
    Schema Source by Tabstack▲41

    Turn any URL into a JSON Schema, Zod, or Pydantic model

    Jun 2026 · schema.tabstack.ai · its alternatives →

24. 24
    dbdiagram.io by Holistics▲9

    A free simple tool to draw ER diagrams by just writing code

    2019 · dbdiagram.io · its alternatives →

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 →