google-calendar — independent software & tools

8 independent google-calendar listings the big search engines bury.

• dayotter

  github · Free · by Dayotter

  The AI-native, open-source scheduling platform. Otter books meetings, protects your focus, and clears the back-and-forth — confirm-first. Self-host it all under AGPLv3.

• alliswell

  github · Free · by mahirozdin

  Open-source, self-hosted productivity hub: tasks, projects, notes, urgent reminders and two-way Google/Apple Calendar sync. Cross-platform Flutter app (iOS, Android, Web, macOS, Windows, Linux) + Node.js/MySQL backend. Alternative to Todoist, TickTick and Apple Reminders.

• gmail-mcp

  github · Free · by hahaha-saygex

  📧 Access Gmail programmatically with OAuth2 authentication for managing emails, labels, filters, and attachments seamlessly in your IDE.

• personalagent

  github · Free · by iamluke12

  PersonalAgent is a priority-based calendar manager with AI automation and conflict handling across Family, Personal, and Work calendars 🐙. Supports GPT-4.

• void

  github · Free · by MaximeGaudin

  One inbox for everything — unified CLI for WhatsApp, Telegram, Slack, Gmail, Calendar, Drive, LinkedIn & Hacker News. Local-first, agent-ready.

• obsidian-reminders-sync

  github · Free · by PetarAndrejic

  Sync tasks bidirectionally between Obsidian daily notes and macOS Reminders for seamless updates across devices and apps.

• sofia-ia-whatsapp

  github · Free · by Rushi-Joshi-au50

  🤖 Automate WhatsApp interactions with Sofia, your intelligent virtual assistant for lead qualification, meeting scheduling, and AI-driven conversations.

• @googleworkspace/cli

  npm · Free · by google-wombot

  Google Workspace CLI — dynamic command surface from Discovery Service