App Builder Agent

A multi-agent Python pipeline (Planner, Backend, Frontend, Tester and Debugger) that turns a natural-language specification into a runnable FastAPI, SQLite and static HTML/JS workspace verified in a test loop.

Period
October 2026
Release
Public source project
Work type
Independent open-source project
Development
AI-assisted, with verification
01 / Overview

What I built

A multi-agent Python pipeline (Planner, Backend, Frontend, Tester and Debugger) that turns a natural-language specification into a runnable FastAPI, SQLite and static HTML/JS workspace verified in a test loop.

Developed with AI coding assistance. Source code, reproduction instructions and tests are available in the linked repository.

02 / Evidence

What was checked

3 end-to-end orchestration pytest checks passed locally on 2 November 2026.

App Builder Agent workflow diagram
Workflow illustration, not a screenshot of an executed run.

Verification date: 2 November 2026. Tests cover the included fixtures and do not establish production performance.

03 / Scope

What this demonstrates

Offline tests verify the orchestration pipeline and debugger retry loop with mocked LLM outputs. Generated applications require human security and code review before deployment.

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