Free tools

Free tools that run in your browser — 3D makers and Agent Skills utilities. Nothing is uploaded.

Featured 3D

• Dot Avatar Maker3D · FreeCute live 3D dot characters — pick form, color, material and style, then download a transparent PNG or interactive 3D HTML.
• Foldable Duo Phone Mockup3D · FreeReal 3D foldable dual-screen mockup — drop screenshots, fold the hinge, export transparent PNG or fold MP4. Independent tool, not affiliated with Apple.

Agent Skills utilities

• SKILL.md frontmatter checkerPaste a SKILL.md and validate name, description, and YAML fence — runs locally in your browser.
• Skills install command generatorBuild a one-line npx skills add command for Claude Code, Codex, or Cursor from a GitHub repo.
• Prompt → SKILL.md starterPaste a plain prompt or use-case and get a starter SKILL.md (YAML + outline). Pure template — no API.

Sister tools

• Image Prompt GeneratorSister siteFree multi-model AI image prompt gallery and generator — GPT Image, Nano Banana, Seedream, Gemini and more.

Want a finished recipe? Browse Originals or open the Showcase.