"Free"
Top
Collaboration
tools & services voted for "Free" by the StackShare community
Collaboration
Slack
Group Chat & Notifications
Stacks
118K
I Use This
1209
Easy to integrate with
876
Excellent interface on multiple pla...
849
Free
See more
Learn more
Trello
Project Management
Stacks
42.5K
I Use This
715
Great for collaboration
628
Easy to use
573
Free
See more
Learn more
Microsoft Teams
Group Chat & Notifications
Stacks
2.29K
I Use This
28
Work well with the rest of Office 3...
23
Mobile friendly
19
Free
See more
Learn more
Zoom
Web and Video Conferencing
Stacks
1.71K
I Use This
25
Web conferencing made easy
16
Remote control option
13
Draw on screen
See more
Learn more
Discord
Web and Video Conferencing
Stacks
1.67K
I Use This
65
Unlimited Users
59
Unlimited Channels
55
Easy to use
See more
Learn more
Telegram
Group Chat & Notifications
Stacks
735
I Use This
15
Lightweight
8
Free
8
Unlimited history
See more
Learn more
Mattermost
Group Chat & Notifications
Stacks
479
I Use This
60
Open source
41
On-premise deployment
26
Free
See more
Learn more
Google Meet
Web and Video Conferencing
Stacks
496
I Use This
35
Free
15
Integrated with G Suite
14
Group video call
See more
Learn more
RocketChat
Group Chat & Notifications
Stacks
372
I Use This
72
Open source
38
Can be deployed on premise
32
Byos (bring your own server)
See more
Learn more
Google Docs
Document Collaboration
Stacks
322
I Use This
3
It's simple, but expansive
2
Free
1
Fast and simple
Learn more
Gitter
Group Chat & Notifications
Stacks
234
I Use This
63
Github integration
55
Free
45
Markdown support
See more
Learn more
Hubot
ChatOps
Stacks
276
I Use This
14
Easy setup
13
Extendable
12
Slack integration
See more
Learn more
Explore more Collaboration tools