Free Builder Tools

Free tools. No signup wall.

One free tool per vertical. No fluff. No tutorial. Use it, export the output, get back to building.

Business·Live

LLC Operating Agreement Generator

Answer 6 questions and get a free, state-customized LLC operating agreement draft. Single-member or multi-member, member- or manager-managed. Not legal advice — but a serious starting point.

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Land·Live

Raw Land Due Diligence Checklist

The 8-item checklist that protects you from buying unbuildable dirt. Zoning, access, water, perc, power, flood, wetlands, survey.

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Software·Coming Soon

SaaS Pricing Calculator

Plug in seat price, seats, and churn. Get a 12-month MRR + LTV projection with the unit economics.

Software·Live

Python Basics Quiz — 20 Questions

Unit 1 of 3. Test your Python fundamentals in 5 minutes. 20 questions across data types, operators, strings, conditionals, functions, and exceptions. Score + per-topic breakdown + a personalized study plan.

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Software·Live

Python Lists & Loops Quiz — 20 Questions

Unit 2 of 3. Test your grip on Python data collections (lists, dicts, sets, tuples), for and while loops, break/continue, and function arguments. 20 questions, 5 minutes, free.

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Software·Live

Python Classes & Modules Quiz — 20 Questions

Unit 3 of 3. Test your understanding of object-oriented Python: classes, __init__, inheritance, scope, modules, imports, and file I/O. 20 questions, 5 minutes, free.

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Software·Live

Web Foundations Quiz — 20 Questions

Unit 1 of 3. Test how the web actually works in 5 minutes. 20 questions across internet history, TCP/IP and HTTP, DNS and URLs, web servers, design, and dev workflow. Score + per-topic breakdown + a personalized study plan.

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Software·Live

HTML & CSS Quiz — 20 Questions

Unit 2 of 3. Test your HTML and CSS in 5 minutes. 20 questions across markup languages, semantic HTML, links and media, forms, CSS selectors, the box model, flex and grid, and accessibility. Free, no signup.

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Software·Live

Web Scripting & Storage Quiz — 20 Questions

Unit 3 of 3. Test JavaScript, the DOM, async/fetch, client vs server, cookies and storage, databases, and web security. Full-stack fundamentals in 20 questions, 5 minutes, free.

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AI Agents·Coming Soon

AI Agent Starter Kit

Describe your use case. Get the n8n workflow skeleton, recommended prompts, and a 3-phase trust model.

Blockchain·Coming Soon

XRPL Transaction Simulator

Run a test XRPL transfer without a wallet. Idempotent submission, memo fields, fee estimation.

Hardware·Coming Soon

HBM Memory Controller Visualizer

Toy simulation of bank scheduling. See how a good scheduler beats a lazy one 10×.

Athlete·Coming Soon

Athlete → Founder Self-Assessment

20 questions. Score. Personalized next steps for athletes transitioning into business or tech.

Creative Tech·Coming Soon

Animation Engine Cost Calculator

How much would your product launch animation cost across traditional vs AI pipelines? Specific to frame count and fidelity.

Voice Agents·Coming Soon

Voice Agent ROI Calculator

How much does every missed call cost you? Calculate the ROI of deploying a voice agent for your business.

Products·Coming Soon

Physical Product Landed Cost Calculator

COGS + freight + tariff + warehousing + returns → your true landed cost per unit.