# Unicode & ASCII Symbol Collection

## Box Drawing & Layout

### Light Line

| Character | Name                    |
| :-------- | :---------------------- |
| ─         | Horizontal              |
| │         | Vertical                |
| ┌         | Down and Right          |
| ┐         | Down and Left           |
| └         | Up and Right            |
| ┘         | Up and Left             |
| ├         | Vertical and Right      |
| ┤         | Vertical and Left       |
| ┬         | Down and Horizontal     |
| ┴         | Up and Horizontal       |
| ┼         | Vertical and Horizontal |

### Heavy Line

Good for emphasizing outer borders.

| Characters            |
| :-------------------- |
| ━ ┃ ┏ ┓ ┗ ┛ ┣ ┫ ┳ ┻ ╋ |

### Double Line

Classic "DOS" style borders.

| Characters            |
| :-------------------- |
| ═ ║ ╔ ╗ ╚ ╝ ╠ ╣ ╦ ╩ ╬ |

### Rounded Corners

For a more modern look.

| Characters |
| :--------- |
| ╭ ╮ ╰ ╯    |

## Block Elements & Shading

Used for progress bars, loading states, and "pixel" art.

### Solid Blocks

| Character | Description      |
| :-------- | :--------------- |
| █         | Full block       |
| ▀         | Upper half block |
| ▄         | Lower half block |
| ▌         | Left half block  |
| ▐         | Right half block |
| ■         | Square (small)   |

### Shading

| Character | Density            |
| :-------- | :----------------- |
| ░         | Light shade (25%)  |
| ▒         | Medium shade (50%) |
| ▓         | Dark shade (75%)   |

### Vertical Bars (Graphs/Levels)

▂ ▃ ▄ ▅ ▆ ▇ █

### Horizontal Bars

▏ ▎ ▍ ▌ ▋ ▊ ▉ █

## Arrows & Pointers

Essential for flowcharts and indicating direction.

### Standard Arrows

| Direction          | Simple | Double | White |
| :----------------- | :----- | :----- | :---- |
| **Left**           | ←      | ⇐      | ⇦     |
| **Up**             | ↑      | ⇑      | ⇧     |
| **Right**          | →      | ⇒      | ⇨     |
| **Down**           | ↓      | ⇓      | ⇩     |
| **Bi-directional** | ↔ ↕    | ⇔ ⇕    | ⬄ ⇳   |

### Diagonal Arrows

`↖ ↗ ↘ ↙`

### Triangles / Pointers

| Filled  | Outline |
| :------ | :------ |
| ▲ ▼ ◀ ▶ | △ ▽ ◁ ▷ |
| ► ◄     | ▻ ◅     |

## Icons & UI Elements

Common symbols for interfaces and status indicators.

### Status & Checkmarks

| Symbol | Usage              |
| :----- | :----------------- |
| ✓ ✔    | Success / Done     |
| ✕ ✖ ✗  | Error / Close      |
| ⚠      | Warning            |
| ⛔ 🚫  | Blocked / No Entry |
| ℹ      | Info               |
| ? ❓   | Help / Question    |

### Interaction

| Symbol | Usage            |
| :----- | :--------------- |
| ⚙ 🔧   | Settings / Tools |
| 🔍 🔎  | Search           |
| 🔒 🔓  | Security / Lock  |
| 🗑     | Trash / Delete   |
| ✏ ✎    | Edit             |
| 📁 📂  | Folders          |
| 📎 🔗  | Attach / Link    |
| ☰     | Hamburger Menu   |
| ⋮ ⋯    | More options     |

### Stars & Hearts

`★ ☆ ✪ ✦ ✧ ♥ ♡ ❤ ❥`

### Media Controls

`⏵ ⏸ ⏹ ⏭ ⏮ ⏩ ⏪ ⏺ 🔈 🔉 🔊 🔇`

## Geometric Shapes

Useful for bullet points or diagram nodes.

### Circles

| Filled | Outline | Other   |
| :----- | :------ | :------ |
| ●      | ○       | ◉ ◎ ◍ ◌ |

### Squares & Diamonds

| Filled | Outline |
| :----- | :------ |
| ■ ◼ ◾ | □ ◻ ◽  |
| ◆      | ◇ ❖     |

## Typography & Formatting

### Bullets

`• ◦ ‣ ⁃ ▪ ▫`

### Quotes & Brackets

`« » ‹ › “ ” ‘ ’ „ 『 』 【 】 〔 〕 〈 〉`

### Copyright & Legal

`© ® ™ ℗`

## Math & Logic

For technical diagrams or equations.

| Category       | Symbols                 |
| :------------- | :---------------------- |
| **Basic Math** | \+ \- × ÷ ± \= ≠ ≈ ≡    |
| **Comparison** | \< \> ≤ ≥               |
| **Sets/Logic** | ∀ ∃ ∈ ∉ ∪ ∩ ⊂ ⊃ ∅ ∞     |
| **Calculus**   | ∑ ∏ ∫ ∂ ∆ ∇ √           |
| **Greek**      | α β γ δ θ λ μ π σ τ φ Ω |
| **Super/Sub**  | ⁰ ¹ ² ³ ⁿ ₀ ₁ ₂ ₃       |

## Miscellaneous

### Weather & Nature

`☀ ☁ ☂ ☃ ⚡ ❄ ☾ ☽ ★`

### Office & Tools

`✂ ✉ ☎ ✆ ⌨ ✈ ⌚ ⌛`

### Currencies

`$ € £ ¥ ¢ ₿ ₽ ₹`

## Classic ASCII Art Primitives

If you are limited to standard keyboard characters, these are your building blocks.

- `|` Vertical lines
- `- _` Horizontal lines
- `+` Corners and intersections
- `/ \` Diagonals
- `*` Points or bullets
- `> <` Arrows
- `[ ] { } ( )` Containers
- `# @ \%` Solid/Heavy textures
- `.` `:` `,` Light textures/Shading

### Example

```text

      +--------+
      | Server |
      +----+---+
           |
           v
  +------------------+
  |   Load Balancer  |
  +--------+---------+
           |
      +----+----+
      |         |
  +---+---+ +---+---+
  | App 1 | | App 2 |
  +-------+ +-------+
```