A highly customizable calendar view and compose library for Android and Kotlin Multiplatform.

A simple calendar with events, customizable widgets and no ads.

Full-sized drag & drop JavaScript event calendar with resource & timeline views

📆 Calendar app for Nextcloud

Android日历 仿小米 华为 滴答清单 365日历（农历），周视图 月视图 平滑滚动 节假日 五六行周切换 week or month calendar

A lightweight and elegant React/Vue/Angular/Svelte full calendar(big-calendar) component

A versatile command-line tool for interacting with Google Workspace APIs, designed for both human users and AI agents.

Official Lark/Feishu CLI tool with 200+ commands and 26 AI agent skills, designed for agent-native operation and easy integration with AI runtimes.

Cross-CLI skill for Obsidian: turn your vault into a living AI-first second brain across Claude Code, Codex, Gemini, and OpenCode. 43 commands - now with /obsidian-architect to document your codebase, key-less web research, Google Calendar, and self-rewriting notes.

Ultimate calendar for your React app.

Cal-Heatmap is a javascript charting library to create a time-series calendar heatmap

Tuta is an email service with a strong focus on security and privacy that lets you encrypt emails, contacts and calendar entries on all your devices.