return {
  'rachartier/tiny-inline-diagnostic.nvim',
  event = 'LspAttach',
  priority = 1000,
  init = function()
    -- Disable Neovim's default virtual text diagnostics
    -- and other diagnostic related configs
    vim.diagnostic.config {
      virtual_text = false,
      severity_sort = true, -- I don't think this field is needed with tiny-inline, but I'll leave it.
      underline = { severity = { min = vim.diagnostic.severity.WARN } },
    }

    vim.keymap.set('n', '<leader>dq', vim.diagnostic.setloclist, { desc = 'Open diagnostic [Q]uickfix list' })
  end,

  opts = {
    -- Choose a preset style for diagnostic appearance
    -- Available: "modern", "classic", "minimal", "powerline", "ghost", "simple", "nonerdfont", "amongus"
    preset = 'powerline',

    -- Make diagnostic background transparent
    transparent_bg = false,

    -- Make cursorline background transparent for diagnostics
    transparent_cursorline = true,

    -- Customize highlight groups for colors
    -- Use Neovim highlight group names or hex colors like "#RRGGBB"
    hi = {
      error = 'DiagnosticError', -- Highlight for error diagnostics
      warn = 'DiagnosticWarn', -- Highlight for warning diagnostics
      info = 'DiagnosticInfo', -- Highlight for info diagnostics
      hint = 'DiagnosticHint', -- Highlight for hint diagnostics
      arrow = 'NonText', -- Highlight for the arrow pointing to diagnostic
      background = 'CursorLine', -- Background highlight for diagnostics
      mixing_color = 'Normal', -- Color to blend background with (or "None")
    },

    -- List of filetypes to disable the plugin for
    disabled_ft = {},

    options = {
      -- Display the source of diagnostics (e.g., "lua_ls", "pyright")
      show_source = {
        enabled = true, -- Enable showing source names
        if_many = false, -- Only show source if multiple sources exist for the same diagnostic
      },

      -- Display the diagnostic code of diagnostics (e.g., "F401", "no-dupe-args")
      show_code = true,

      -- Use icons from vim.diagnostic.config instead of preset icons
      use_icons_from_diagnostic = false,

      -- Color the arrow to match the severity of the first diagnostic
      set_arrow_to_diag_color = false,

      -- Throttle update frequency in milliseconds to improve performance
      -- Higher values reduce CPU usage but may feel less responsive
      -- Set to 0 for immediate updates (may cause lag on slow systems)
      throttle = 20,

      -- Minimum number of characters before wrapping long messages
      softwrap = 30,

      -- Control how diagnostic messages are displayed
      -- NOTE: When using display_count = true, you need to enable multiline diagnostics with multilines.enabled = true
      --       If you want them to always be displayed, you can also set multilines.always_show = true.
      add_messages = {
        messages = true, -- Show full diagnostic messages
        display_count = false, -- Show diagnostic count instead of messages when cursor not on line
        use_max_severity = false, -- When counting, only show the most severe diagnostic
        show_multiple_glyphs = true, -- Show multiple icons for multiple diagnostics of same severity
      },

      -- Settings for multiline diagnostics
      multilines = {
        enabled = false, -- Enable support for multiline diagnostic messages
        always_show = false, -- Always show messages on all lines of multiline diagnostics
        trim_whitespaces = false, -- Remove leading/trailing whitespace from each line
        tabstop = 4, -- Number of spaces per tab when expanding tabs
        severity = nil, -- Filter multiline diagnostics by severity (e.g., { vim.diagnostic.severity.ERROR })
      },

      -- Show all diagnostics on the current cursor line, not just those under the cursor
      show_all_diags_on_cursorline = false,

      -- Only show diagnostics when the cursor is directly over them, no fallback to line diagnostics
      show_diags_only_under_cursor = false,

      -- Display related diagnostics from LSP relatedInformation
      show_related = {
        enabled = true, -- Enable displaying related diagnostics
        max_count = 3, -- Maximum number of related diagnostics to show per diagnostic
      },

      -- Enable diagnostics display in insert mode
      -- May cause visual artifacts; consider setting throttle to 0 if enabled
      enable_on_insert = false,

      -- Enable diagnostics display in select mode (e.g., during auto-completion)
      enable_on_select = false,

      -- Handle messages that exceed the window width
      overflow = {
        mode = 'wrap', -- "wrap": split into lines, "none": no truncation, "oneline": keep single line
        padding = 0, -- Extra characters to trigger wrapping earlier
      },

      -- Break long messages into separate lines
      break_line = {
        enabled = false, -- Enable automatic line breaking
        after = 30, -- Number of characters before inserting a line break
      },

      -- Custom function to format diagnostic messages
      -- Receives diagnostic object, returns formatted string
      -- Example: function(diag) return diag.message .. " [" .. diag.source .. "]" end
      format = nil,

      -- Virtual text display priority
      -- Higher values appear above other plugins (e.g., GitBlame)
      virt_texts = {
        priority = 2048,
      },

      -- Filter diagnostics by severity levels
      -- Remove severities you don't want to display
      severity = {
        vim.diagnostic.severity.ERROR,
        vim.diagnostic.severity.WARN,
        vim.diagnostic.severity.INFO,
        vim.diagnostic.severity.HINT,
      },

      -- Events that trigger attaching diagnostics to buffers
      -- Default is {"LspAttach"}; change only if plugin doesn't work with your LSP setup
      overwrite_events = nil,

      -- Automatically disable diagnostics when opening diagnostic float windows
      override_open_float = false,
    },
  },
}