Line Highlighter

Highlight and manage important lines or blocks in your code with persistent, per-file storage and a powerful, customizable sidebar overview.

Features

Highlight lines or blocks: Select lines and highlight them with a single command.
Multiple highlight colors: Choose from several preset colors for different blocks.
Adjustable opacity: Use the sidebar slider to change highlight transparency in real time.
Persistent highlights: Highlights are saved per file and restored when you reopen your project.
Sidebar overview: View all highlighted blocks in the current file and across your entire workspace.
Block management: Reveal or remove any highlighted block directly from the sidebar.
Rename blocks: Assign custom names to highlighted blocks for easy reference.
Color-coded block labels: Block labels in the sidebar are colored to match their highlight for instant visual association.

Highlight lines: Select one or more lines and run the Highlight Current Line command from the Command Palette or context menu.
Remove highlight: Select highlighted lines and run the Remove Highlight from Current Line command.
Sidebar: Open the sidebar from the activity bar to:
- View, reveal, remove, or rename highlighted blocks.
- Change the highlight color for new highlights.
- Adjust highlight opacity with the slider.
- Instantly see which color is used for each block in the sidebar.

No special requirements. Works out of the box in any VS Code workspace.

This extension does not add any user-configurable settings.

Highlights are not shared between different machines unless you sync your VS Code workspaceState.

Initial release: Highlight, persist, and manage blocks with sidebar overview and renaming.

Enjoy using Line Highlighter!