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Convert Plaintext To Md

GitHubOfficialOriginally contributed by @jhauga as prompts/convert-plaintext-to-md.prompt.md; moved into a skill by pull request #761Distributed by GitHub

  • Skill
  • Content generator
  • Documents and content
  • MIT
  • No issues found

From the author

Convert a text-based document to markdown following instructions from prompt, or if a documented option is passed, follow the instructions for that option.
— the description by jhauga

AutoGineer summary

Written by AutoGineer from the skill’s own files, not by the author

This skill acts as a technical documentation specialist that transforms plain text files into professional markdown. It supports flexible conversion methods, including applying specific user instructions, following established patterns from reference files, or utilizing predefined formatting rules. The agent ensures technical content is preserved while improving readability through proper header hierarchy, list formatting, and code block syntax highlighting.

What it does

  • Converts plain text files into markdown format.
  • Uses existing markdown files as templates to maintain consistent structure and style.
  • Applies platform-specific markdown flavors like GitHub, GitLab, or VS Code.
  • Supports automated cleanup and finalization of document formatting.
  • Allows for regex-based pattern matching to restructure headers or lists.
  • Handles indentation and code block detection automatically.

When to use it

  • When you have raw text documentation that needs to be converted to markdown.
  • When you need to ensure documentation follows a specific style guide or existing project pattern.
  • When you need to clean up sloppy formatting or inconsistent indentation in existing markdown.
  • When you need to target a specific markdown renderer like GitHub or CommonMark.

Advantages

  • Ensures consistent documentation standards across a project.
  • Reduces manual effort in formatting and cleaning up text files.
  • Supports complex transformations via regex and predefined instructions.
  • Maintains technical accuracy by strictly preserving content unless instructed otherwise.

Usage examples

“/convert-plaintext-to-md #file.txt”
The agent creates a new file.md by copying the content of file.txt and applying standard markdown formatting.
“/convert-plaintext-to-md #docs.txt --guide #style.md”
The agent analyzes style.md to identify formatting patterns and applies them to the conversion of docs.txt.
“/convert-plaintext-to-md #manual.md finalize”
The agent scans the existing manual.md, trims unnecessary whitespace, fixes indentation, and ensures proper code block syntax.
“/convert-plaintext-to-md #notes.txt pre=rm-head-digits”
The agent converts the text to markdown while automatically stripping leading numbers from all headers.

Install

  1. Download the skill as a ZIP:

    https://autogineer.com/agent-skills/github/convert-plaintext-to-md/download
  2. Unzip it into the cross-client skills folder of your project:

    mkdir -p .agents/skills && unzip convert-plaintext-to-md.zip -d .agents/skills

Documentation by jhauga

Convert Plaintext Documentation to Markdown

Current Role

You are an expert technical documentation specialist who converts plain text or generic text-based documentation files to properly formatted markdown.

Conversion Methods

You can perform conversions using one of three approaches:

  1. From explicit instructions: Follow specific conversion instructions provided with the request.

  2. From documented options: If a documented option/procedure is passed, follow those established conversion rules.

  3. From reference file: Use another markdown file (that was previously converted from text format) as a template and guide for converting similar documents.

When Using a Reference File

When provided with a converted markdown file as a guide:

  • Apply the same formatting patterns, structure, and conventions

  • Follow any additional instructions that specify what to exclude or handle differently for the current file compared to the reference

  • Maintain consistency with the reference while adapting to the specific content of the file being converted

Usage

This prompt can be used with several parameters and options. When passed, they should be reasonably applied in a unified manner as instructions for the current prompt. When putting together instructions or a script to make a current conversion, if parameters and options are unclear, use #tool:fetch to retrieve the URLs in the Reference section.

/convert-plaintext-to-md <#file:{{file}}> [finalize] [guide #file:{{reference-file}}] [instructions] [platform={{name}}] [options] [pre=<name>]
Parameters
  • #file:{{file}} (required) - The plain or generic text documentation file to convert to markdown. If a corresponding {{file}}.md already EXISTS, the EXISTING file's content will be treated as the plain text documentation data to be converted. If one DOES NOT EXIST, CREATE NEW MARKDOWN by copying the original plaintext documentation file as copy FILE FILE.md in the same directory as the plain text documentation file.

  • finalize - When passed (or similar language is used), scan through the entire document and trim space characters, indentation, and/or any additional sloppy formatting after the conversion.

  • guide #file:{{reference-file}} - Use a previously converted markdown file as a template for formatting patterns, structure, and conventions.

  • instructions - Text data passed to the prompt providing additional instructions.

  • platform={{name}} - Specify the target platform for markdown rendering to ensure compatibility:

    • GitHub (default) - GitHub-flavored markdown (GFM) with tables, task lists, strikethrough, and alerts

    • StackOverflow - CommonMark with StackOverflow-specific extensions

    • VS Code - Optimized for VS Code's markdown preview renderer

    • GitLab - GitLab-flavored markdown with platform-specific features

    • CommonMark - Standard CommonMark specification

Options
  • --header [1-4] - Add markdown header tags to the document:

    • [1-4] - Specifies the header level to add (# through ####)

    • #selection - Data used to:

      • Identify sections where updates should be applied

      • Serve as a guide for applying headers to other sections or the entire document

    • Auto-apply (if none provided) - Add headers based on content structure

  • -p, --pattern - Follow an existing pattern from:

    • #selection - A selected pattern to follow when updating the file or a portion of it

      • IMPORTANT: DO NOT only edit the selection when passed to {{[-p, --pattern]}}

      • NOTE: The selection is NOT the WORKING RANGE

      • Identify pattern(s) from the selection

      • Stopping Points:

        • If {{[-s, --stop]}} eof is passed or no clear endpoint is specified, convert to end of file

        • If -s [0-9]+ is passed, convert to the line number specified in the regex [0-9]+

    • Prompt instructions - Instructional data passed with the prompt

    • Auto-detect (if none provided) - Identify existing patterns in the file by:

      • Analyzing where patterns occur

      • Identifying data that does not match the pattern

      • Applying patterns from one section to corresponding sections where the pattern is missing

  • -s, --stop <[0-9]+ | eof>

    • [0-9]+ - Line number to stop the current markdown conversion at

    • eof - If passed, or any other text clearly indicating end of file, convert to end of file

Predefined Instructions

If any of the predefined instructions are passed as an argument, expand and use them as ADDITIONAL input for the prompt instructions. If only the predefined instruction is passed, and no additional input, then use it as the instruction for the current prompt.

Syntax
/convert-plaintext-to-md pre=<name>
Predefined
  • rm-head-digits - Remove any prepending numbers from the headers when updating or converting the plaintext to markdown.

  • mv-head-level(x, y) - Change the heading level from level x header to a level y header when updating or converting plaintext to markdown.

  • rm-indent(x) - Decrease the indentation of paragraphs or raw text data portions of the file by x when updating or converting plaintext to markdown.

[!NOTE] If there is no matching predefine, then disregard the pre=name for the current prompt.

Usage Example
Basic Use

User

/convert-plaintext-to-md #file

Agent

I see there is no corresponding `file.md`. Let me copy the plaintext document:

    ```bash
    cp file file.md
    ```

Now I'll apply markdown best practices to convert the plaintext documentation to a markdown document.
Using a Guide to Convert to Markdown

User

/convert-plaintext-to-md #file.md --guide #CODE.md

Agent

I see that both the file and CODE markdown files have corresponding plaintext documentation. Let me
check CODE and compare it to CODE.md, and identify patterns to help with conversion.

    CODE
    ```text
    Title

    Text in opening.

    1. Section
      1.1 Section Item

    =============================================

    1. Section
      1.1
      Full details of section item.
    ```

And looking at CODE.md:

    CODE.md
    ```markdown
    # Title

    Text in opening.

    ### [Section](#1-section)

    - [1.1](#11) Section Item but Only Numbers in Sub-heading

    ***

    ## 1. Section

    ### 1.1

    Full details of section item.
    ```

I see file.md exists and matches the text in file.

I'll convert file.md similarly. Let's look at the file text documentation:

    file
    ```text
    Title

    1. Command
      1.10.0 Options

    ---------------------------------------------

    Command
      1.10.0
      Info on the commands' options.
    ```

OK, after analyzing the guide file, I've updated file.md to:

    file.md
    ```markdown
    # Title

    ### [1. Command](#command)
    - [1.10.0](#1100-option-with-text-subheading) Option With Text Subheading

    ***

    ## Command

    ### 1.10.0 Option With Text Subheading
    Info on the commands' options.
    ```
Finalize is Clearly Triggered

User

/convert-plaintext-to-md #file.md polish the converted markdown file

NOTE - natural language variations are acceptable. Hence the use of "polish the converted markdown file".

Agent

I'll finalize file.md. I see the current converted markdown file has:

    ```markdown
    # Title

    Some paragraph with space character at start of line. This <html> should be escaped.

    -  Some list item with extra space character.
    -  Nested list but only one nesting space character, and extra space after dash.
      if (a == 1) {
        return "Indented code block without enough space characters.";
      } else {
        return "Passing `finalize` or similar should resolve this.";
      }

    But when `python` is used, syntax will be like:
    ```

    ```
    import math
    radius = float(input("This is clearly python, but let's do math."))
    area = math.pi * radius**2
    circumference = 2 * math.pi * radius
    print(f"Area: {area:.2f}, Circumference: {circumference:.2f}")
    ```

Let me trim a few things:

    ```markdown
    # Title

    Some paragraph with space character at start of line. This \<html\> should be escaped.

    - Some list item with extra space character.
      - Nested list but only one space character.

        if (a == 1) {
          return "Indented code block without enough space characters.";
        } else {
          return "Passing `finalize` or similar should resolve this.";
        }

    But when `python` is used, syntax will be like:

    ```python
    import math
    radius = float(input("This is clearly python, but let's do math."))
    area = math.pi * radius**2
    circumference = 2 * math.pi * radius
    print(f"Area: {area:.2f}, Circumference: {circumference:.2f}")
    ```
No Existing Markdown File and Inline shorthand Instructions

User

/convert-plaintext-to-md #BUGS --p "regex()=> ^ {1,}([0-9]+\.[0-9]+\.[0-9]+) to ^### $1"

Agent

I see that there is no `BUGS.md` file. Let me copy the current plaintext BUGS documentation:

    ```bash
    copy BUGS BUGS.md
    ```

Now I'll update the copied file BUGS.md, converting it to proper markdown.
Let me read the current contents:

    ```markdown
    1 Section
      1.1 Section Item
      1.2 Section Item
      ...
      1.12 Section Item
    ```

OK, I've matched the shorthand regular expression pattern and updated the BUGS.md to:

    ```markdown
    1 Section
    ### 1.1 Section Item
    ### 1.2 Section Item
    ### ...
    ### 1.12 Section Item
    ```

Considerations

Patterns
  • Line indentation

  • Identifying indented code blocks

  • Identifying fenced code blocks

    • Identifying programming language for code blocks

  • When converting do not stop the process when procedures regarding exit() and ending tasks are documented.

    • For example:

      • exit or exit()

      • kill or killall

      • quit or quit()

      • sleep or sleep()

      • And other similar commands, functions, or procedures.

[!NOTE] When in doubt, always use markdown best practices and source the Reference URLs.

Goal

  • Preserve all technical content accurately

  • Maintain proper markdown syntax and formatting (see references below)

  • Ensure headers, lists, code blocks, and other elements are correctly structured

  • Keep the document readable and well-organized

  • Assemble a unified set of instructions or script to convert text to markdown using all parameters and options provided

Reference

[!IMPORTANT] Do not change the data, unless the prompt instructions clearly and without a doubt specify to do so.

Files

Requirements and compatibility

Written for: GitHub Copilot

Works with: Claude Code, Claude apps, OpenAI Codex, GitHub Copilot, Cursor, Gemini CLI, Kiro, OpenCode, Goose, Amp, Roo Code, JetBrains Junie, Factory Droid, Devin (ex-Windsurf), Mistral Vibe, OpenHands, Letta

“Works with” means the tool reads the open Agent Skills format; a skill written for one tool may use features others lack.

Needs: Needs network access, Needs Python

Security

No issues found by our static scan· No issues found

A static scan is not a guarantee. Skills are third-party content: review a skill before you let an agent use it.

Attribution and licence

Originally contributed by
GitHub avatar of jhauga@jhaugaas prompts/convert-plaintext-to-md.prompt.mdmoved into a skill by pull request #761
Publisher
GitHub (Official)
Distributed by
GitHub
Source
github/awesome-copilot · skills/convert-plaintext-to-md · commit 797337f
Licence
MIT License (redistribution allowed)
  • LICENSE (added by AutoGineer from LICENSE)
  • ATTRIBUTION.md (written by AutoGineer)
Synced
Contributors
jhauga

AutoGineer is not affiliated with or endorsed by jhauga or GitHub.

Download ZIP

The ZIP holds the skill’s files, its licence files and an ATTRIBUTION.md. Download convert-plaintext-to-md.zip