fx

README

🔎 Forensic Examiner

The Swiss Army Knife for examining text files. Combining (z)cat, (z)less, head, tail, grep, hexdump, sha256sum, sha1sum, md5sum and wc into one performant forensic tool.

Install

$ make install

Usage

$ fx [-r] [-h | -t] [-n # | -c #] [-x | -e PATTERN] [-o FILE] [PATH ... | -]

Available options:

• -r Raw
• -h Head limit
• -t Tail limit
• -n Lines count
• -c Bytes count
• -x Hexdump mode
• -e Pattern value
• -o Output file

Standard options:

• --help Usage information
• --version Version number

Keyboard

General

Shortcut	Action
Esc	Exit
F1 / Ctrl + l	Less mode
F2 / Ctrl + g	Grep mode
F3 / Ctrl + x	Hex mode
F4 / Ctrl + Space	Goto mode
F9	Show file(s) counts
F10	Show file(s) MD5
F11	Show file(s) SHA1
F12	Show file(s) SHA256
Tab	Load next file
Shift + Tab	Load prev file
Shift + Up	Scroll page up
Shift + Down	Scroll page down
Shift + Left	Scroll page left
Shift + Right	Scroll page right
Ctrl + Shift + Up	Scroll to start
Ctrl + Shift + Down	Scroll to end
Ctrl + r	Reload file
Ctrl + q	Close file
Ctrl + t	Cycle themes
Ctrl + f	Toggle file follow
Ctrl + n	Toggle line numbers
Ctrl + w	Toggle wrap text
Ctrl + s	Save buffer content
Ctrl + c	Copy buffer content

Less Mode

Shortcut	Action
Space	Scroll page down
Shift + Space	Scroll page up

Grep Mode

Shortcut	Action
Enter	Append filter
Backspace	Delete filter
Alt + Up	Prev input in history
Alt + Down	Next input in history
Ctrl + v	Paste as input
Any Key	Filter buffer content

Config

Located under ~/.fxrc.

Theme = "Monokai"
Follow = true  # Follow file
Line = true    # Line numbers
Wrap = true    # Wrap text

Environment

FX_THEME=Monokai

Themes

• Monokai
• Catppuccin-Latte
• Catppuccin-Frappe
• Catppuccin-Macchiato
• Catppuccin-Mocha
• Ansi
• Matrix
• Monochrome

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