Top 12 Open-Source Alternatives to 10to8

The top open-source alternatives to 10to8 are Trello, Redmine, and Basecamp. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Trello Landing Page
1

Trello

Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Pricing:
- Freemium
- Free Trial
- $12.5 / Monthly (Per user - Business Class)
#Project Management #Task Management #Productivity 231 social mentions
Redmine Landing Page
2

Redmine

Flexible project management web application
Pricing:
- Open Source
#Project Management #Task Management #Work Management 7 social mentions
Basecamp Landing Page
3

Basecamp

A simple and elegant project management system.
Pricing:
- Paid
- Free Trial
- $99.0 / Monthly (flat price)
#Project Management #Productivity #Task Management 37 social mentions
DHTMLX Suite Landing Page
4

DHTMLX Suite

DHTMLX Suite offers JavaScript UI library for building cross-browser web and mobile applications.
Pricing:
- Open Source
#Project Management #Task Management #Gantt Charts
Flyspray Landing Page
5

Flyspray

The bug killer!
Pricing:
- Open Source
#Project Management #Task Management #Productivity
Orangescrum Landing Page
6

Orangescrum

#1 Project Management Software
Pricing:
- Open Source
- Freemium
- Free Trial
- $8.0 / Monthly (10 users)
#Project Management #Time Tracking #Task Management
Dudle Landing Page
7

Dudle

Dudle is an online scheduling application, which is free and open source.
Pricing:
- Open Source
#Appointments and Scheduling #Appointment Scheduling #Event Scheduling 3 social mentions
FullCalendar Landing Page
8

FullCalendar

FullCalendar is an open-source JavaScript event calendar.
Pricing:
- Open Source
#Appointments and Scheduling #Event Scheduling #Calendar 13 social mentions
Bitrix24 Landing Page
9

Bitrix24

Bitrix24 is a free (for small businesses) social enterprise platform. It is a united work space which handles the many aspects of daily operations and tasks. Create your own social intranet in minutes!
Pricing:
- Open Source
- Freemium
- Free Trial
- $69.0 / Monthly (6 users / 50 GB / CRM+)
#Project Management #Task Management #Communication
Cal.com Landing Page
10

Cal.com

Cal.com (formerly Calendso) is the open source Calendly alternative.
Pricing:
- Open Source
#APIs #Open Source #Calendar And Scheduling 53 social mentions
Mantis Bug Tracker Landing Page
11

Mantis Bug Tracker

Mantis Bug Tracker is a free and open source, web-based bug tracking system.
Pricing:
- Open Source
#Project Management #Software Development #Task Management 3 social mentions
DaySchedule Landing Page
12

DaySchedule

Best appointment scheduling software to improve team efficiency, reduce no-shows, and organize all their meetings and calls on single platform!
Pricing:
- Open Source
#Appointments and Scheduling #Calendar And Scheduling #Appointment Scheduling 3 social mentions