10
votes
Team chat with private rooms, file upload and link previews (alternative to Slack)
Miaou
Open source - runs on io.js
Basic features
chat rooms: yes
private rooms: yes
support file upload: yes
link previews: not sure
Nice to have
edition of past messages: yes
markdown ...
- 8,127
9
votes
Accepted
Team chat with native Android/iOS apps, all open source (alternative to Slack)
Here is a software recommendation for you as per the features mentioned by you. You can review the same and let me know if you have any query. I have not used it but hope so that all the features ...
- 206
6
votes
Team chat with private rooms, file upload and link previews (alternative to Slack)
Kaiwa
open source
edition of sent messages
no markdown support. But it may come sooner or later
linking preview via oEmbed
Using XMMP
- 561
6
votes
Team chat with private rooms, file upload and link previews (alternative to Slack)
Rocket.Chat
Open Source, Meteor alternative.
Existing Features
Free Open Source Software
Hassle free MIT license
BYOS (bring your own server)
Multiple Rooms
Direct Messages
Private Groups
Public ...
- 161
5
votes
Team chat with private rooms, file upload and link previews (alternative to Slack)
Matrix
(Pictured: Vector, one of many Matrix clients)
Open, federated protocol with many server and client implementations.
chat rooms + private chat rooms
file uploads
link previews: depends on ...
- 226
5
votes
Team chat with private rooms, file upload and link previews (alternative to Slack)
Let's chat
open source
no markdown support. But it may come sooner or later
no editing of previous messages. Yet
link preview/image embed. More on this
Using XMMP
- 561
4
votes
Team chat with private rooms, file upload and link previews (alternative to Slack)
Gitter.im
needs a gihub account
support markdown
past messages can be edited before a certain delay
clients for desktop and phones (iOS, Android)
paid application with a free plan
- 561
4
votes
Team chat with private rooms, file upload and link previews (alternative to Slack)
Mattermost
No limits on searching archive (vs. Slack requires subscription after 10,000 messages)
Editing of past messages
No markdown support. Yet
Link preview (Youtube, etc)
File upload
Web only (...
- 561
3
votes
Team chat with private rooms, file upload and link previews (alternative to Slack)
HipChat
Not open source. Acquired by Atlassian a few years ago. XMPP based.
Basic features
chat rooms: yes
private rooms: yes
support file upload: yes
link previews: yes
hosted or on-premise: both ...
- 159
3
votes
Telnet client for Android
Try Irssi ConnectBot:
Free, open-source software
Supports Telnet, SSH, and MOSH if you download the version that has the mosh patches
Reputable, with over 1700 reviews on Google Play
No ads
No root ...
- 625
3
votes
Voice chat app that does not reveal my IP or other real-world details to other users
Discord is a great voice/text chat tool which has IP protection.
The Android version can be found here:
https://play.google.com/store/apps/details?id=com.discord
But its also available on the web, ...
- 31
3
votes
Serial console to send hex-bytes (COM port)
Sparkfun recommends RealTerm for something like that. I came across RealTerm and this question looking for a similar software. I'm about to fire it up for the first time. I think this software is ...
3
votes
Accepted
Email management tool for teams
Except for the integration with web platforms, I think you can pretty much do this with any reasonable mail client (e.g. Thunderbird) and a group IMAP account:
Each group member configures two ...
- 2,932
3
votes
Creating readable polls with many time slots (Doodle-like)
http://whenisgood.net is an online scheduler program similar to Doodle with a streamlined interface. You can click on a timeslot to indicate it's free, or click and hold to indicate a range of ...
- 1,129
2
votes
Scrum workflow software
I haven't used it but you may take a look at the Axosoft Scrum tools. They have a wide variety of tools to automate and manage individuals and groups also. But I don't know about the GitLab and ...
- 21
2
votes
Donor-management software
CiviCRM looks like it might satisfy most or all of your requirements:
open-source: Yes
free: Yes
scalable: Yes
easy learning curve: ?
cross platform (Mac/Linux/Windows): Yes
track donors: Yes
track ...
- 536
2
votes
SaaS message board for a family (with pictures hosted too)
This sounds like the sort of thing that a closed community on Google+ would be ideal for, if you set up a closed community only those accepted into the circle would see the content:
Each member has ...
- 31k
2
votes
Threaded or topic-centric group chat app?
We just released Princle, which is designed just for your use case! It fits all your requirements above except for the Android app part, which we are currently working on (right now Android users can ...
- 21
2
votes
Threaded or topic-centric group chat app?
Telegram is one of the many chat apps that supports groups. You can easily create a group chat on a particular topic and add as many people as you want to it. Only the people you add to a group chat ...
- 476
2
votes
Team chat with native Android/iOS apps, all open source (alternative to Slack)
Just to expand the playing field a little, what about IRC?
There are thousands of open source implementations of IRC that could meet your requirements, though it may take a little more work than a ...
- 51
2
votes
Android app to speak out of my wife's phone without having to call her
I recommend Voxer.
Voxer allows you to send voice messages to each other. As long as you both have the app open, no action is needed to hear the other person.
The free version even includes a "push ...
2
votes
Accepted
Are there any PC to phone programs that supplies you a free phone number?
You can try Google Voice, www.google.com/voice. I'm not trying to sell you something but IZZY deleted my post because it did not contain enough details. Here are more details:
Google Voice gives you ...
- 146
2
votes
Private Web app for a couple, similar to social networks and team communication tools (self-hosted & free/libre)
You can try Sandstorm:
Required (no room for compromises)
It must be free/libre software. - ✓
It must run on a GNU/Linux server (I’ll self-host it). - ✓ (only 64 bit)
Everything must be private, ...
- 1,216
2
votes
Serial console to send hex-bytes (COM port)
I think that the things are very easy with Python as detailed in ReferenceDesigner. It will allow you to have greater control on what you want to send and you can create and change the script.
...
- 21
2
votes
Serial console to send hex-bytes (COM port)
Termite does support sending and receiving binary data. Go to Settings->Hex View.
Then type 0xDEADBEEF or whatever in the input window.
- 240
2
votes
Public chat for virtual coworking
Slack may be the most suitable, if it doesn't have the functionality that you need out the box, then they do have plenty of add-ons that may be worth looking at.
- 307
2
votes
Paging app for teams
Is something like "OnPage" what you're looking for?
If you don't know what that is, it is an incident alert management platform/app that allows you to send out alerts, incidents and services to a ...
- 21
1
vote
Last Skype versions on Windows & iOS without excessive large ads
Conversation advertisements and worsened UI came after Microsoft acquired Skype on 2011-05-11.
Conversation advertisements were announced on 2012-06-13, so you should try Skype 6.3.0.105 or earlier ...
- 36.8k
1
vote
Telnet client for Android
I have been used many of them but found this one is the best for me.
It's simply, compact and direct to your job.
https://www.youtube.com/watch?v=Qb1sIatpUl0&feature=youtu.be
the App download link ...
1
vote
Team social network, with collaborative inline PDF commenting
Free is BlaBlanet you can upload files and pictures and comment can be install us private social network. The theme work in a Mobile Phone you can have online in your server or in cloud . They have ...
- 11
Only top scored, non community-wiki answers of a minimum length are eligible