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    3. Gelatinous Development Studio

    Gelatinous Development Studio

    An independent software studio focused on building thoughtful tools for developers and power users.

    Visit Website

    At a Glance

    1Tool Listed
    3Products
    23Tool Views
    5Capabilities
    Discussions
    Dover, DelawareHeadquarters
    2025Est.
    1Employee
    Focus Areas
    Command Line Assistants
    Application Security
    AI Coding Assistants
    Connect
    Latest News
    Multitui launch on Hacker News: Sandbox Claude/Codex/Gemini on macOS without containers.Mar 1, 2026
    Universymbols launch: Restyle any icon with AI.Jan 1, 2026
    Markets
    • Developers
    • Power users
    • Software companies

    AI Tools by Gelatinous Development Studio

    (1)
    View Multitui
    Multitui tool icon

    Multitui

    Sandboxed macOS Terminal Apps

    CLI AssistantsApp SecurityAI Coding Asst.

    Discussions

    No discussions yet

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    Latest News

    03/01/2026

    Multitui launch on Hacker News: Sandbox Claude/Codex/Gemini on macOS without containers.

    news.ycombinator.com
    01/01/2026

    Universymbols launch: Restyle any icon with AI.

    news.ycombinator.com
    01/01/2025

    Buildermark released as open-source tool for tracking modern dev experiences.

    buildermark.dev

    Products & Services

    3
    Multitui
    March 2026

    A macOS application that transforms terminal programs into sandboxed native apps with features like Spotlight integration, custom shortcuts, and filesystem/network filtering.

    Buildermark
    2025

    A benchmarking tool for modern development processes that tracks coding experiences with agents. Open-source under MIT license.

    Universymbols
    January 2026

    A tool for restyling and extending application icon sets using AI.

    Market Position

    Focuses on building high-quality, native macOS experiences for traditionally CLI-bound tools with a strong emphasis on privacy and local execution.

    Leadership

    Founders

    DC

    David Cann

    Previously Co-founder & CEO of Double Robotics (YC S12); Co-founder of Taptic Toys; Lead Programmer at BattleBots.

    Executive Team

    DC

    David Cann

    Founder

    Former CEO of Double Robotics, experienced hardware and software entrepreneur.

    Founding Story

    Started by David Cann (co-founder of Double Robotics) as an independent studio to create native macOS experiences for terminal users and modern dev tools.

    Business Model

    Revenue Model

    B2B sales of Buildermark Team Server; product sales for Universymbols as mentioned in Terms of Service.

    Pricing Tiers

    Buildermark Team Server
    Not publicly disclosed

    Revenue model involves selling a Team Server to companies for aggregating builder experiences.

    Universymbols
    Varies

    Terms of Service mention that product prices are subject to change.

    Private

    Target Markets

    Industries & Segments
    • Developers
    • Power users
    • Software companies
    Use Cases
    • Sandboxing AI coding agents on macOS
    • Converting CLI tools to native macOS apps
    • Benchmarking developer productivity
    • Customizing application iconography

    Quick Facts

    Headquarters
    Dover, Delaware, US
    Founded
    2025
    Entity Type
    LLC
    Employees
    1
    Total Funding
    Bootstrapped / Independent
    Office Locations
    Dover

    History & Milestones

    2026

    Launch of Universymbols, an AI-powered icon restyling tool.

    2026

    Launch of Multitui, a tool for creating sandboxed native macOS apps for terminal programs.

    2025

    Founding of Gelatinous Development Studio and registration as an LLC in Delaware.

    2025

    Launch of Buildermark, a tool for benchmarking modern development processes.

    Key Capabilities

    5
    macOS sandboxing for terminal apps
    AI-powered icon restyling
    Local dev process benchmarking
    Spotlight and Finder integration for terminal tools
    Network filtering and secrets scanning

    Integrations & Partnerships

    Platform Integrations

    • macOS
    • SSH
    • Claude Code
    • GitHub Codex
    • Google Gemini

    Connect

    Website
    geldev.com/
    GitHub
    gelatinousdevelopment

    AI Topics

    3

    Gelatinous Development Studio focuses on these topics:

    Command Line Assistants(1)
    Application Security(1)
    AI Coding Assistants(1)
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