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GCal for Google Calendar™

Open source alternatives to GCal for Google Calendar™

50 open source Productivity apps to use instead, best rated first.

Top picks

  1. L

    Logseq

    Launch

    Local-first, open-source knowledge management tool with bidirectional linking, outlines, flashcards, PDF annotations, and whiteboards for building a connected second brain.

    Open source

  2. F

    Flowise

    Launch

    Open source platform for building AI agents, chatbots, and multi-agent systems using a drag-and-drop interface, with support for 100+ LLMs and RAG.

    Open source

  3. F

    Formbricks

    Launch

    Collect feedback across websites, apps, and emails with targeted surveys, user segmentation, and GDPR-compliant data handling. Self-host or use the cloud.

    Open source

  4. J

    Jitsi

    Launch

    Learn more about Jitsi, a free open-source video conferencing software for web & mobile. Make a call, launch on your own servers, integrate into your app, and more.

    Open source

  5. M

    Metabase

    Launch

    Open-source business intelligence platform for data exploration, visualization, and sharing. Empowers teams to make data-driven decisions effortlessly.

    Open source

  6. O

    Odoo

    Launch

    Integrated suite of business apps covering accounting, CRM, inventory, eCommerce, HR, and project management, available free as Community or paid Enterprise edition.

    Open source

More Productivity apps

See all
7
P

Plane

AI-native project management

Launch
8
P

Plausible

Simple, privacy-friendly Google Analytics alternative

Launch
9
S

Signal

Encrypted, secure chat and video calls

Launch
10
M

Mailspring

A beautiful, fast and maintained fork of Nylas Mail

Launch
11
A

Automatisch

Open Source Zapier Alternative

Launch
12
G

Grist

Spreadsheet Software to End Data Chaos

Launch
13
H

Home Assistant

Open source home automation that puts local control and privacy first

Launch
14
K

Karakeep

Save, Organize & Tag with AI

Launch
15
M

Mattermost

Collaboration Platform for Mission Critical Work

Launch
16
M

Medusa

Headless e-commerce platform

Launch
17
N

Nextcloud

Open source content collaboration platform

Launch
18
N

Notesnook

Open source zero knowledge private note taking

Launch
19
P

Paperless-home

Paperless-home hosts your personal document management system: Paperless

Launch
20
P

Proton Mail

Free secure email account service provider with built-in end-to-end encryption

Launch
21
R

RustDesk

Open source virtual / remote desktop infrastructure for everyone

Launch
22
S

Saleor

Composable, Open Source, Headless Ecommerce Platform

Launch
23
T

Tuta

Secure email for everybody. Open Source

Launch
24
U

Umami

Privacy-First Analytics Platform

Launch
25
C

changedetection.io

Stay up-to-date with web-site content changes

Launch
26
H

Huginn

Build agents that monitor and act on your behalf

Launch
27
G

GoAccess

Real-time web log analyzer and interactive viewer that runs in a terminal

Launch
28
D

Drone

Self-service CI platform for busy teams

Launch
29
T

Thunderbird

Thunderbird is a free email application that’s easy to set up and customize

Launch
30
K

Kimai

Track work time and print out a summary of your activities on demand

Launch
31
S

Spree Commerce

Spree is a complete, modular & API-driven open source e-commerce solution

Launch
32
G

Glance

Highly customizable dashboard that puts all your feeds in one place

Launch
33
A

Ansible CLI

Automate tasks, streamline workflow, and securely manage IT systems

Launch
34
A

Alacritty

Modern cross-platform terminal emulator

Launch
35
B

Bagisto

Headless e-commerce platform

Launch
36
B

Better Auth

A comprehensive authentication framework offering email/password

Launch
37
E

Element

Secure collaboration and messaging

Launch
38
E

ERPNext

Open-source ERP solution offering modules

Launch
39
G

GitButler

A Git client for simultaneous branches on top of your existing workflow

Launch
40
L

LanguageTool

Open source grammar, style and

Launch
41
M

Matomo

Privacy-first analytics you can trust

Launch
42
M

Memos

Memos is a self-hosted, open-source note-taking app built around a private

Launch
43
O

OpenProject

Project management software

Launch
44
R

Redash

Redash is an open-source data visualization and analytics platform

Launch
45
S

Seafile

Open Source File Sync and Share Software

Launch
46
T

Temporal

Workflows as code platform

Launch
47
T

Twenty

Self-hostable CRM built for technical teams who need a fully customizable

Launch
48
W

Windmill

Code-first orchestration platform for internal software

Launch
49
Z

Zellij

A terminal multiplexer that organizes your workflow

Launch
50
Z

Zotero

FOSS tool to collect, organize, cite, and

Launch

About GCal for Google Calendar™

G

GCal for Google Calendar™

GCal for Google Calendar is the best Google Calendar app for Mac

GCal for Google Calendar is the best Google Calendar™ app for Mac. Keep track of life’s important events in one place, with fast access to Google Calendar whenever you need it, without opening your web browser. Celebrating 10 years on Mac, GCal delivers its most comprehensive and powerful Google Calendar experience yet.

View GCal for Google Calendar™All Productivity apps
Made by
Chandalis Meas
Category
Productivity
Website
soriian.com