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

    harehare

    To provide a comprehensive toolset for querying, filtering, and transforming Markdown files with a syntax similar to jq, specifically optimized for LLM workflows and documentation management.

    Visit Website

    At a Glance

    1Tool Listed
    6Products
    8Capabilities
    Discussions
    Saitama, JapanHeadquarters
    2025Est.
    1Employee
    Focus Areas
    Command Line Assistants
    Documentation
    Data Processing
    Connect
    Latest News
    mq v0.6.0 released with AST optimizer and SemVer supportJun 7, 2026
    Compose Your Markdown Workflow: mq Subcommands + Unix PipesFeb 14, 2026
    Markets
    • Software Developers
    • LLM Researchers
    • Technical Writers
    • DevOps Engineers

    AI Tools by harehare

    (1)
    View mq
    mq tool icon

    mq

    Markdown Query Tool Like jq

    CLI AssistantsDocumentationData Processing

    Discussions

    No discussions yet

    Be the first to start a discussion about harehare

    Latest News

    06/07/2026

    mq v0.6.0 released with AST optimizer and SemVer support

    github.com
    02/14/2026

    Compose Your Markdown Workflow: mq Subcommands + Unix Pipes

    dev.to
    10/10/2025

    mx: Turn Your Documentation into Executable Tasks

    dev.to
    07/05/2025

    Efficient HTML to Markdown Conversion for LLM Input with mq-crawler

    dev.to

    Products & Services

    6
    mq (mqlang core)
    2025-06

    A jq-like command-line tool for querying and transforming Markdown files, written in Rust.

    mq-conv
    2026-02

    A utility for converting various file formats (PDF, DOCX, XLSX) into clean, structured Markdown.

    mq-crawler
    2025-07

    A web crawler that extracts structured content from websites and outputs it directly in Markdown format.

    mq-tui
    2025

    A terminal-based Markdown viewer with syntax highlighting and rich text formatting.

    Market Position

    Unique positioning as the primary jq-equivalent for Markdown, focusing on structural node manipulation rather than just regex or simple parsing.

    Leadership

    Founders

    TS

    Takahiro Sato

    Software developer based in Saitama, Japan. Known by the handle 'harehare'. Creator of several open-source tools including TextUSM and various Rust-based CLI utilities. Specialist in Markdown processing and CLI tooling.

    Executive Team

    TS

    Takahiro Sato

    Founder & Lead Developer

    Creator of mq and primary maintainer.

    Founding Story

    Created by Takahiro Sato to fill the gap in CLI tooling for structured Markdown manipulation, similar to how jq handles JSON, driven by the increasing need for structured Markdown in LLM prompts and automated workflows.

    Business Model

    Revenue
    Not publicly reported; primarily sponsorship-based.

    Revenue Model

    Open source project supported by GitHub Sponsors and community contributions.

    Pricing Tiers

    Basic
    $0

    All core tools and subcommands are open source and free to use.

    Private / Open Source

    Target Markets

    Industries & Segments
    • Software Developers
    • LLM Researchers
    • Technical Writers
    • DevOps Engineers
    Use Cases
    • LLM workflow optimization
    • Documentation management
    • Batch Markdown processing
    • Content analysis and extraction
    • Automated task execution from docs
    Notable Customers
    • Individual developers and researchers using Markdown-based LLM workflows

    Quick Facts

    Headquarters
    Saitama, Japan
    Founded
    2025
    Entity Type
    Open Source Project / Individual Developer
    Employees
    1
    Total Funding
    None (Bootstrapped/Open Source)
    Investors
    Community Sponsors (GitHub Sponsors)
    Office Locations
    Saitama

    History & Milestones

    2026-02

    Introduction of mq-conv and mq-crawler for advanced Markdown extraction and conversion.

    2026-06-07

    Release of v0.6.0 featuring AST optimization, SemVer support, and enhanced WASM integration.

    2025-06

    Initial public release of mq (mqlang) and announcement on DEV Community.

    2025-10

    Release of mq-task (formerly mx), a task runner for executable Markdown documentation.

    2025-12

    Launch of mq-lsp and official VSCode extension for IDE support.

    Key Capabilities

    8
    Slice and Filter
    Map and Transform
    CLI and REPL support
    Extensible subcommands
    IDE and LSP support
    Debugger (mq-dbg)

    Integrations & Partnerships

    Platform Integrations

    • GitHub Actions
    • VSCode
    • Rust/Cargo Ecosystem
    • WASM

    Key Partnerships

    VSCode Marketplace
    GitHub Actions

    Connect

    Website
    mqlang.org
    GitHub
    harehare

    AI Topics

    3

    harehare focuses on these topics:

    Command Line Assistants(1)
    Documentation(1)
    Data Processing(1)
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