Command-line tool

libfaketime

brew/libfaketime

Checked 25 Oct 2026, 21:09 UTC · Listing refreshed from Homebrew, winget, npm, Scoop and cargo; npm packages checked against OSV.dev

Report faked system time to programs

Website Source

At a glance

Type

Command-line tool

Install on

macOS, Linux

Last checked

25 Oct 2026, 21:09 UTC

Install it

macOS

brew install libfaketime

Linux

brew install libfaketime

Fake the time to this evening, before printing the result of `date`

faketime 'today 23:30' date

Open a new Bash shell, which uses yesterday as the current date

faketime 'yesterday' bash

Simulate how a program would act next Friday night

faketime 'next Friday 1 am' path/to/program

Related command-line tools

• strace
  Diagnostic, instructional, and debugging tool for the Linux kernel
• ninja
  Small build system for use with gyp or CMake
• punfetch
  A blazingly fast system fetch program to pair with onefetch
• clingo
  ASP system to ground and solve logic programs
• mprober
  This program aims to collect Linux system information including hostname, kernel version, uptime, RTC time, load…
• kcov
  Code coverage tester for compiled programs, Python, and shell scripts
• tuckr
  Super powered replacement for GNU Stow dotfiles stow dotfile-manager dotfile-management tuckr
• neofetch-win
  Display information about the operating system, software, and hardware. Note: `neofetch` is no longer maintained.…

Listing text is written by the maker; AptLynx lists tools and does not vouch for them. Find another tool · Browse by topic · For agents