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With AI, Everyone is a Dev. EveryDev.ai © 2026
    1. Home
    2. Developers
    3. Julien Thibeaut

    Julien Thibeaut

    Helping AI startups build their products with a focus on design engineering, detail, and function.

    Visit Website

    At a Glance

    1Tool Listed
    8Products
    5Capabilities
    Discussions
    Paris, FranceHeadquarters
    2024Est.
    1Employee
    Focus Areas
    Agent Skill Registries
    UX Design
    AI Coding Assistants
    Connect
    Latest News
    motion-primitives reaches over 5,000 stars on GitHubJan 1, 2026
    Launch of UI Skills platform for AI agent interface designOct 1, 2025
    Markets
    • AI Startups
    • SaaS Developers
    • Design Engineers

    AI Tools by Julien Thibeaut

    (1)
    View UI Skills
    UI Skills tool icon

    UI Skills

    AI UI Prompt Skills Library

    Agent Skill Reg.UX DesignAI Coding Asst.

    Discussions

    No discussions yet

    Be the first to start a discussion about Julien Thibeaut

    Latest News

    01/01/2026

    motion-primitives reaches over 5,000 stars on GitHub

    GitHub
    10/01/2025

    Launch of UI Skills platform for AI agent interface design

    ui-skills.com
    05/01/2025

    Release of the Anatomy of AI Input guide for designers

    ibelick.com
    12/01/2024

    Collaboration with Cloudflare on AI product marketing sites

    ibelick.com

    Products & Services

    8
    Interface Office

    A design engineering studio helping AI startups build their products and marketing sites.

    UI Skills

    A platform and CLI tool providing design-engineering skills to help humans and agents create better interfaces.

    motion-primitives

    A beautifully designed library of animated components built with Motion and Tailwind CSS.

    prompt-kit

    A collection of high-quality, accessible UI components specifically for AI applications.

    Market Position

    Specialized at the intersection of AI product needs and high-end design engineering, offering both high-quality open-source tools and boutique studio services.

    Leadership

    Founders

    JT

    Julien Thibeaut

    Design Engineer and software developer with over ten years of experience. Known for his work at the intersection of design and engineering, particularly in the AI space. He operates under the online handle 'ibelick'.

    Executive Team

    JT

    Julien Thibeaut

    Founder & Design Engineer

    Paris-based specialist in web-first products and developer platforms with a focus on meticulous design and technical efficacy.

    Founding Story

    Julien Thibeaut started Interface Office to bridge the gap between design and engineering for AI-native products, emphasizing that visual appeal and intuitive interfaces are essential for technical efficacy.

    Business Model

    Revenue Model

    Primarily a service-based model through Interface Office (design engineering consulting). Open-source projects are freely available on GitHub.

    Pricing Tiers

    Open Source Projects
    Free

    Libraries like motion-primitives and prompt-kit are free and open-source.

    Studio Services
    Custom

    Design engineering services for AI startups through Interface Office.

    Target Markets

    Industries & Segments
    • AI Startups
    • SaaS Developers
    • Design Engineers
    Use Cases
    • AI startups building user-facing products
    • Developers needing high-quality UI components
    • AI agents requiring specialized interface skills
    • Design engineers seeking animation resources
    Notable Customers
    • Cloudflare
    • Antimetal
    • Arena AI
    • Quiver AI

    Quick Facts

    Headquarters
    Paris, France
    Founded
    2024
    Employees
    1
    Office Locations
    Paris

    History & Milestones

    2025

    Launched UI Skills, a collection of design-engineering skills for humans and AI agents.

    2025

    Collaborated with Cloudflare, Antimetal, and Arena AI on AI-related design projects.

    2024

    Founded Interface Office, a design engineering studio for AI startups.

    2024

    Launched motion-primitives, an open-source animation library (reaching 5,000+ stars on GitHub by 2026).

    2024

    Released the AI Glossary and Anatomy of AI Input educational resources.

    Key Capabilities

    5
    Customizable animated components
    Keyboard-first design
    Accessibility-focused UI patterns
    Integration with React, Next.js, and Tailwind CSS
    AI-specific interaction models (Chain-of-thought, model selectors)

    Integrations & Partnerships

    Platform Integrations

    • GitHub
    • Vercel
    • OpenAI
    • Mistral
    • Claude
    • Ollama

    Key Partnerships

    Cloudflare
    Antimetal

    Connect

    Website
    ibelick.com/
    GitHub
    ibelick
    X / Twitter
    Ibelick

    AI Topics

    3

    Julien Thibeaut focuses on these topics:

    Agent Skill Registries(1)
    UX Design(1)
    AI Coding Assistants(1)
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