A lightweight javascript timezone library
Spacetime is a lightweight JavaScript date and timezone library for calculating and formatting times across locations. It helps developers perform date arithmetic, convert between time zones, and account for daylight saving time, leap years, and related calendar rules. The catalogue entries provide a skill and an instruction for working with Spacetime.
Latest release 7.17.0 · 16 Oct 2026
1 file for Codex and OpenCode: spacetime AGENTS.md — 1,064 tokens loaded in every session.
AGENTS.md A 1,064 tok These files are spencermountain/spacetime's own configuration — they tell Codex and OpenCode how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.