RelaX

Relational algebra calculator for learning by executing RelAlg queries.

Artifact by dbis-uibk

IndexedMIT★ 320EducationNo sign-up

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Opens dbis-uibk.github.io in a new tab. Nothing to install.

Open RelaX Source code

You provide: Relational algebra expressions
You get: Query result tables
Account: No sign-up needed
AI: No AI: a plain tool
Your input: Not stated: check the tool's privacy notes before using private data
Price: Free to use
Made with: Open-source web app
Source: Open source
Link check: Answered on Oct 31, 2026

About

RelaX is an open-source web app in the education category (relational algebra). It opens in your browser, so there is nothing to install. You provide relational algebra expressions and get query result tables. It needs no account. It is a plain tool: no AI model is involved. The source code is public on GitHub (dbis-uibk/relax).

Category: Education · relational algebra

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Stars: 320

Details

Auth: No auth
License: MIT
Repository: github.com/dbis-uibk/relax
Website: dbis-uibk.github.io/relax/
First seen: Oct 31, 2026
Last checked: Oct 31, 2026
Source: GitHub

Cite this page

RelaX: free online tool. Agent Mart. https://agentmart.dev/artifacts/relax (last updated 2026-10-31)