Validate Mermaid diagrams in Markdown! Catch real syntax errors using the official parser, built for CI.
Markdown renderer, editor, and linter for the terminal
Lint, test, and score agent instruction files (CLAUDE.md, AGENTS.md, MCP tool specs).
A markdown linter for knowledge bases. Supports backlinks, frontmatter, etc.
Claude Code plugin for Markdown development with marksman LSP and markdownlint hooks
Fast Go Markdown linter and fixer. 50 rules, 38 auto fixable. Single binary, zero runtime dependencies.
Audit AGENTS.md, CLAUDE.md, and SKILL.md files for prompt bloat, conflicting rules, and agent instruction drift.
Markdown documentation toolkit: Treats your docs as a connected graph. Validates links, detects orphans, maps dependencies. Refactor with confidence.
Notesystem takes away the struggle of having to convert markdown files to html using pandoc manually. It also has a checking mode which finds common markdown errors that occur when changing markdown flavors.
Preconfigured linter for Markdown files, used in Articola Tools organization's repositories
An really opionated vale-config, aimed at programmers and their projects.
Deterministic Markdown repair engine for GitHub CI. Auto-heals syntax, enforces GFM compliance, and applies safe fixes.
CommonMark compliant Markdown formatter
A blazing-fast Markdown parser and linter for Python, written in Rust.
A fast, flexible, configuration-based command-line interface for linting Markdown/CommonMark files with the markdownlint library
A fast, configurable, math-aware Markdown linter and formatter
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