Top 4 C Datetime Projects

libfaketime

7 2,566 5.8 C

libfaketime modifies the system time for a single application

Project mention: Are there seeds in this game? | /r/cataclysmdda | 2023-05-05

I'm not at my computer ATM to check, but it likely uses the current time. Except for a few programs that ask the OS for entropy, it's common for programs to seed the RNG with the current time. Even for non-open-source programs, you can typically game that by intercepting the initial request for the time (e.g. libfaketime on Linux, probably equivalents elsewhere.

dateutils

4 591 6.3 C

nifty command line date and time utilities; fast date calculations and conversion in the shell

Project mention: 🗓 date-operations: A package for common date operations [Package on PyPy] | /r/Python | 2023-05-17

You might be interested in this: https://github.com/hroptatyr/dateutils

WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
LuaRT

5 153 9.2 C

Open source Windows programming framework for Lua
vita

2 14 9.3 C

An auxiliary standard library for quick prototyping with modern C. (by kirillsaidov)

Project mention: First big/real library, please provide code review/critique and improvements:) | Vita - simple library for prototyping and developing with C. | /r/C_Programming | 2023-07-03

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).