Reference Tools

Browse free reference tools and references on Here Be Tools. Choose a tool to see its capabilities and use it in your browser.

  • HTML Reference — Quick reference for HTML elements, attributes and semantic structure
  • CSS Reference — Quick reference for CSS selectors, flexbox, grid, and properties
  • JavaScript Reference — Quick reference for JavaScript syntax, arrays, async and ES2022+
  • PHP Reference — Quick reference for PHP syntax, functions, OOP and superglobals
  • Python Reference — Quick reference for Python syntax, data types, comprehensions and stdlib
  • PowerShell Reference — Quick reference for PowerShell cmdlets, pipeline and scripting patterns
  • Bootstrap Reference — Quick reference for Bootstrap 5 grid, utilities, components and classes

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