Build a free offline CAD app with Claude in 3 days
Free tools for a niche crowd earn goodwill and traffic.
From @EnoughImagination702 on Reddit (r/SideProject) · Oct 2026 · Share

The Short Version
How u/EnoughImagination702 did it with Claude: Free and open source on GitHub, with sketches, assemblies, drawings and sheet metal.
- What: A maker built FreeShape, a free offline parametric CAD app with parts, assemblies and drawings, in 3 days with help from Claude.
- Result: Free and open source on GitHub, with sketches, assemblies, drawings and sheet metal.
- Made with: Claude
| Who | u/EnoughImagination702 |
|---|---|
| Tool | Claude |
| Revenue | Monetization status unknown |
| Source | Reddit (r/SideProject) |
Try It Yourself
(Our template, not the creator's prompt.) I want to build a small paid app that fixes one annoyance: [problem]. Write the feature list for version 1 (one job only), a 5-step build plan with an AI coding tool, and a short honest launch post.
Starter tools
Your first step
Open Claude, paste the prompt above and swap the [brackets] for your own niche.
The workflow
Made With
Where & With What
What They Did
- 1The moveA maker built FreeShape, a free offline parametric CAD app with parts, assemblies and drawings, in 3 days with help from Claude.
- 2Step 2Build one small app for one job
- 3Step 3Launch with an honest post
- 4ResultFree and open source on GitHub, with sketches, assemblies, drawings and sheet metal.
Quick Answers
What tools do you need?
Claude (anthropic's ai assistant for writing, products and building small tools).
How much does it cost?
You can start for $0: Claude has a free plan. Check each tool's site for current prices.
Is it allowed?
Follow the platform rules and disclose ads.
Watch out: Test it on real parts before you rely on it.
Full write-up & sources
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