TUT - Terminal UI Textual Browser

A lightweight, high-performance terminal browser with a btop-style interface.

Features

• btop-style UI - Modern four-panel layout with rounded borders
• Lightweight - Binary size < 1MB, memory usage < 50MB
• Fast startup - Launch in < 500ms
• Vim-style navigation - j/k scrolling, / search, g/G jump
• Keyboard-driven - Full keyboard navigation with function key shortcuts
• Themeable - Multiple color themes (default, nord, gruvbox, solarized)
• Configurable - TOML-based configuration

Screenshot

╭──────────────────────────────────────────────────────────────────────────────╮
│[◀] [▶] [⟳] ╭────────────────────────────────────────────────────────╮ [⚙] [?]│
│           │https://example.com                                      │        │
│           ╰────────────────────────────────────────────────────────╯        │
├──────────────────────────────────────────────────────────────────────────────┤
│                          Example Domain                                      │
├──────────────────────────────────────────────────────────────────────────────┤
│This domain is for use in illustrative examples in documents.                 │
│                                                                              │
│[1] More information...                                                       │
│                                                                              │
├────────────────────────────────────────┬─────────────────────────────────────┤
│📑 Bookmarks                            │📊 Status                            │
│  example.com                           │  ⬇ 1.2 KB  🕐 0.3s                  │
├────────────────────────────────────────┴─────────────────────────────────────┤
│[F1]Help [F2]Bookmarks [F3]History [F10]Quit                                  │
╰──────────────────────────────────────────────────────────────────────────────╯

Installation

Prerequisites

macOS (Homebrew):

brew install cmake gumbo-parser openssl ftxui cpp-httplib toml11

Linux (Debian/Ubuntu):

sudo apt install cmake libgumbo-dev libssl-dev

Building from Source

git clone https://github.com/m1ngsama/TUT.git
cd TUT
cmake -B build -DCMAKE_PREFIX_PATH=/opt/homebrew  # macOS
cmake -B build                                      # Linux
cmake --build build -j$(nproc)

Running

./build/tut                      # Start with blank page
./build/tut https://example.com  # Open URL directly
./build/tut --help               # Show help

Keyboard Shortcuts

Navigation

Key	Action
j / ↓	Scroll down
k / ↑	Scroll up
Space	Page down
b	Page up
g	Go to top
G	Go to bottom
Backspace	Go back

Links

Key	Action
Tab	Next link
Shift+Tab	Previous link
Enter	Follow link
1-9	Jump to link by number

Search

Key	Action
/	Start search
n	Next result
N	Previous result

UI

Key	Action
Ctrl+L	Focus address bar
F1 / ?	Help
F2	Bookmarks
F3	History
Ctrl+D	Add bookmark
Ctrl+Q / F10 / q	Quit

Configuration

Configuration files are stored in ~/.config/tut/:

~/.config/tut/
├── config.toml      # Main configuration
└── themes/          # Custom themes
    └── mytheme.toml

Example config.toml

[general]
theme = "default"
homepage = "https://example.com"
debug = false

[browser]
timeout = 30
user_agent = "TUT/0.1.0"

[ui]
word_wrap = true
show_images = true

Project Structure

TUT/
├── CMakeLists.txt          # Build configuration
├── README.md               # This file
├── LICENSE                 # MIT License
├── cmake/                  # CMake modules
│   └── version.hpp.in
├── src/                    # Source code
│   ├── main.cpp           # Entry point
│   ├── core/              # Browser engine, HTTP, URL parsing
│   ├── ui/                # FTXUI components
│   ├── renderer/          # HTML rendering
│   └── utils/             # Logger, config, themes
├── tests/                  # Unit and integration tests
│   ├── unit/
│   └── integration/
└── assets/                 # Default configurations
    ├── config.toml
    ├── themes/
    └── keybindings/

Dependencies

Library	Purpose	Version
FTXUI	Terminal UI framework	5.0+
cpp-httplib	HTTP client	0.14+
gumbo-parser	HTML parsing	0.10+
toml11	TOML configuration	3.8+
OpenSSL	HTTPS support	1.1+

Limitations

• No JavaScript - SPAs and dynamic content won't work
• No CSS layout - Only basic text formatting
• No images - ASCII art rendering planned for future
• Text-only - Focused on readable content

Contributing

Contributions are welcome! Please read the coding style guidelines:

• C++17 standard
• Google C++ Style Guide
• Use .hpp for headers, .cpp for implementation
• All public APIs must have documentation comments

License

MIT License - see LICENSE file for details.

Authors

• m1ngsama - GitHub

Acknowledgments

• Inspired by btop for UI design
• FTXUI for the amazing TUI framework
• lynx and w3m for inspiration