* [Zeit v1.1.0](https://github.com/mrusme/zeit) – Command-line time tracking tool for recording time blocks against projects and tasks with natural-argument commands and shell auto-completion.

* [Carbon v2.6.17](https://github.com/dromara/carbon) – Developer-friendly time package for Golang with semantic features.

* [Day.js v1.11.23](https://github.com/iamkun/dayjs) – Minimalist JavaScript library for parsing, validating, manipulating, and displaying dates and times with a Moment.js-compatible API.

* [EDTF.js v4.11.1](https://github.com/inukshuk/edtf.js) – Extended Date Time Format (ISO 8601-2) parser and toolkit for JavaScript handling uncertain, unspecified, and interval dates.