Command-line Subnetting Calculator - Created in Python!

Scalc is a simple command-line subnet calculator. It can be used to generate markdown tables of subnet information.

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Usage

1. Navigate into the project directory:

   cd subnet-calculator

2. Install the module:

   pip install .

3. Run the command-line tool:

   ❯ scalc --help
   
   Usage: scalc [OPTIONS] IP_ADDRESS
   
   ╭─ Arguments ──────────────────────────────────────────────────────────────────────────────────────────────╮
   │ *    ip_address      TEXT  IP address. [default: None] [required]                                        │
   ╰──────────────────────────────────────────────────────────────────────────────────────────────────────────╯
   ╭─ Options ────────────────────────────────────────────────────────────────────────────────────────────────╮
   │ --version         -v                 Show version.                                                       │ 
   │ --slash-notation  -sn       INTEGER  Slash notation. Overrides --subnets. [default: 24]                  │
   │ --subnets         -s        INTEGER  Number of subnets. [default: 2]                                     │
   │ --output-format   -of       TEXT     Output format. Supported formats: terminal [default: terminal]      │
   │ --help                               Show this message and exit.                                         │
   ╰──────────────────────────────────────────────────────────────────────────────────────────────────────────╯

4. Example output for scalc 193.64.33.0 -s 4:

   Subnet	Network Address	Slash Notation	First Usable IP Address	Last Usable IP Address	Broadcast Address
   1	193.64.33.0	/26	193.64.33.1	193.64.33.62	193.64.33.63
   2	193.64.33.64	/26	193.64.33.65	193.64.33.126	193.64.33.127
   3	193.64.33.128	/26	193.64.33.129	193.64.33.190	193.64.33.191
   4	193.64.33.192	/26	193.64.33.193	193.64.33.254	193.64.33.255

Current features:

• Subnet /24-/32 notation IP address
• Generate markdown tables of subnet information
• ...

Planned features:

• Calculate supernetting data /23-/8 notation IP address
• Export subnet information to files
• ...

Contribution

Feel free to create a pull request and add some new features or create an issue and I'll see to it when I can. Any help is appreciated.