calendar

Microsoft's email and calendar client.

Fast email client with full Gmail, Hotmail and other services synchronization. Best replacement for MS Outlook or Thunderbird. Free version for Home users.

Remember everything and tackle any project with your notes, tasks, and schedule all in one place.

Tutanota is an email client with a strong focus on security and privacy that lets you encrypt emails on all your devices.

Become focused, organized, and calm with Todoist. The world’s #1 task manager and to-do list app.

Your Personal Time Management Expert

To-Do List & Calendar

All of your commitments, now in one place. Meet the beautifully designed, fully integrated calendar for your work and life.

Next generation software that breaks down barriers between applications, gives back privacy and data ownership to users.

Cross-platform solutions

Organize your tasks, lists and reminders in Any.do app.

Productivity platform for tasks, docs, goals, and chat.

Collect your ideas, develop them, share them, and turn them into reality.

Taskade is a collaborative task list with unlimited hierarchy, designed to help remote teams work together in one unified workspace.

Help you manage your time easily

The digital daily planner that helps you feel calm and stay focused.

To-Do List & Calendar.

Scheduling infrastructure for everyone.

Local-first guarded mail and calendar CLI and MCP server

Local-first Outlook Web CLI and MCP server

Turn Outlook calendar events into HaloPSA time entries while the meeting is still fresh.

A powerful app to customize & extend Google Calendar.

Read-only command-line interface for Google services

A friendly, cal-like command-line tool for Hijri (Islamic) dates (Umm al-Qura).

Stops you from forgetting outlook calendar events by clearly showing them in your calendar.

Encrypted calendar for Windows. Install or run portable. GPLv3. No account, no sync, no telemetry.

Calendar workflow engine for time off, approvals, and quick actions

A privacy-first cross-platform productivity workspace for notes, sketching, planning, and local AI assistance

One App for Tasks & Calendars

Feature rich event, group and time managment system

Link your thoughts to days.

Personal Information Manager

A simple Electron app to display Google Calendar

A to-do app for minimalists.

A pretty different floating todo-list APP.

Drop tasks from your to-do apps and project managers into (almost) any calendar for beautifully time blocked days.

Zero-bloat Win32 taskbar calendar (~230 KB). Dark mode, flat-file events, bold day highlighting, global hotkey, idle transparency.

Time related tools like clock, timer, stopwatch, alarm, time zones and more.