pstree shows the currently running processes as a tree. This is free and open source software written in the C programming language.
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Category: CLI
fuser – identifies processes using files or sockets
fuser identifies processes using files or sockets. It’s written in the C programming language and published under the GPL.
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lsfd – modern replacement for lsof
lsfd is intended to be a modern replacement for lsof on Linux systems. It’s free and open source software written in C.
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Alternatives to popular CLI tools: lsof
We explore free and open source alternatives to lsof, a utility that lists file information about files opened by processes.
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fend – arbitrary-precision unit-aware calculator
fend is an arbitrary-precision unit-aware calculator. fend supports a few different output formats. It’s free and open source software.
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bcal – storage expression calculator
bcal (Byte CALculator) is a REPL CLI utility for storage expression evaluation, SI/IEC conversion, byte address calculation, and more.
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kalc – arbitrary precision calculator
kalc is a complex numbers, 2d/3d graphing, arbitrary precision, CLI calculator with real-time output. It’s written in Rust.
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clac – stack-based calculator with postfix notation
clac is a command line, stack-based calculator with postfix notation that displays the stack contents at all times.
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mucalc – convenient calculator
mucalc is a convenient calculator for the command line.
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concalc – parser-algorithm of extcalc
concalc is a calculator for the Linux console. It is just the parser-algorithm of extcalc packed into a simple console program.
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Quich – calculator for your terminal
Quich is a compact, fast, powerful and useful calculator for your terminal with numerous features. It’s written in C.
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pcalc – terminal calculator made for programmers
The programmer calculator is a simple terminal tool designed to give maximum efficiency and flexibility to the programmer.
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orpie – curses-based RPN calculator
orpie is a curses-based RPN calculator. The interface is similar to that of modern Hewlett-Packard calculators.
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wcalc – command-line calculator
wcalc is a command-line calculator designed to accept all valid mathematical expressions. It’s written in C.
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kalker – calculator with math syntax
Kalker (or “kalk”) is a calculator program. It supports user-defined variables, functions, differentiation, and integration.
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calc – interactive calculator
calc is an interactive calculator which provides for easy large numeric calculations, but can be programmed for complex calculations.
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bc-gh – implementation of dc and bc
bc-gh is an implementation of Unix dc and POSIX bc with GNU and BSD extensions. It’s free and open source software.
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cpc – text calculator
cpc is a text calculator with support for units and conversion. cpc parses and evaluates strings of math. It’s written in Rust.
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Alternatives to popular CLI tools: bc
This article spotlights alternative tools to bc, an arbitrary precision calculator language.
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eva – simple calculator REPL
eva is a simple calculator REPL, similar to bc, with syntax highlighting and persistent history. It’s free and open source software.
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