SparkleShare - Self hosted, Secure, Instant file sync, Dropbox alternative

•    CSharp

SparkleShare is a file sharing and collaboration app. It works just like Dropbox, and you can run it on your own server. It creates a special folder on your computer. You can add remotely hosted folders (or "projects") to this folder. These projects will be automatically kept in sync with both the host and all of your peers when someone adds, removes or edits a file.

warp - Secure and simple terminal sharing

•    Go

warp lets you securely share your terminal with one simple command: warp open. When connected to your warp, clients can see your terminal exactly as if they were sitting next to you. You can also grant them write access, the equivalent of handing them your keyboard. warp distinguishes itself from "tmux/screen over ssh" by its focus and ease of use as it does not require an SSH access to your machine or a shared server for others to collaborate with you.

SparkleShare - Share and collaborate by syncing with any Git repository instantly

•    CSharp

SparkleShare is a file sharing and collaboration app. It works just like Dropbox, and you can run it on your own server. It's available for Linux distributions, macOS, and Windows. Support the project on Patreon. SparkleShare creates a special folder on your computer. You can add remotely hosted folders (or "projects") to this folder. These projects will be automatically kept in sync with both the host and all of your peers when someone adds, removes or edits a file.

asciinema-server - Web app for hosting asciicasts

•    Elixir

asciinema is a free and open source solution for recording terminal sessions and sharing them on the web. This repository contains the source code of asciinema hosting web app, which runs at asciinema.org.

upspin - Upspin: A framework for naming everyone's everything.

•    Go

Upspin is an experimental project to build a framework for naming and sharing files and other data securely, uniformly, and globally: a global name system of sorts. It is not a file system, but a set of protocols and reference implementations that can be used to join things like file systems and other storage services to the name space.

carbon - :black_heart: Create and share beautiful images of your source code

•    Javascript

You know all of those code screenshots you see on Twitter? Though the code's usually impressive, we saw room for improvement in the aesthetic department. Carbon makes it easy to create and share beautiful images of your source code. So what are you waiting for? Go impress all of your followers with your newfound design prowess. Once you've got all of your code into Carbon, you can customize your image by changing the syntax theme, background color, window theme, padding, shadows, fonts, and more.

ShareNice - Social Sharing Widget

•    PHP

ShareNice provides an ethical social sharing widget. It helps users to be able to share your web pages with their friends through social networking sites without having to give any information away to money-making third parties. There are two ways you can make use of shareNice, you can choose hosted version or host on your own using the code.

jsSocials - Social Network Sharing Plugin

•    Javascript

jsSocials is a simple social network sharing jQuery plugin. It's flexible and easily extensible. Configure visual appearance. Choose one of several themes provided. Add any yet unsupported social network if needed. You can share via Email, Twitter, Facebook, Google-plus, LinkedIn, WhatsApp, StumbleUpon and lot more.

Photographer.io - Photo Sharing Community

•    Ruby

Photographer.io is a new photo community for sharing your photographs. You can Upload, organise, and share your photographs. Every user can make a maximum of 10 recommendations per day. A recommendation helps promote the photo on our recommended page but will soon recommend the photo to your followers too.

Cabos - Easy File Sharing Program, Alternative to DropBox

•    Java

Cabos is Gnutella file sharing program. Cabos provides simple sidebar interface, Mojito DHT support, firewall to firewall transfers, UPnP support, IP2Country support, iTunes integration.

Seafile - File Syncing and Collaboration for Teams

•    C

Seafile is a full-fledged document collaboration platform. Its features include Groups with file syncing, wiki, discussion and tasks, Managing files into libraries, Each library can be synced separately, Sync with existing folders, File revisions, Library encryption with a user chosen password.

angular-socialshare - Angular social share module, share urls and content on social networks such as facebook, google+, twitter, pinterest and more

•    HTML

Angular Socialshare is an angularjs directive for sharing urls and content on social networks such as (facebook, google+, twitter, pinterest and so on). The Angular Socialshare is developed by 720kb.

VisualActivityViewController - A way to represent what you’re sharing.

•    Swift

To install, simply add the VisualActivityViewController.swift file to your project. There are quite a few different options to customize the appearance of the preview. Check out the example project to see how some of these options work.

mediacms - MediaCMS is a modern, fully featured open source video and media CMS, written in Python/Django and React, featuring a REST API

•    Javascript

MediaCMS is a modern, fully featured open source video and media CMS. It is developed to meet the needs of modern web platforms for viewing and sharing media. It can be used to build a small to medium video and media portal within minutes. It is built mostly using the modern stack Django + React and includes a REST API.

Findme - An ARKit App that can help your friends to find you

•    Swift

Recording the route you've passed by. Sharing the route with your friends through social apps such as Line, QQ or Wechat.

Virtual Router Manager - Wifi Hot Spot for Windows XP, 7, 8 and 2008 R2

Virtual Router Manager turns any Windows XP, 7, 8 or 2008 R2 computer into a Wifi Hot Spot using Windows Wireless Hosted Network (Virtual Wifi) technology.

SeventhGate

SeventhGate enables Windows 7 and Server 2008R2 computers with wireless network card to turn into simple wireless routers.

icepick - Utilities for treating frozen JavaScript objects as persistent immutable collections

•    Javascript

Utilities for treating frozen JavaScript objects as persistent immutable collections. Object.freeze() is a quick and easy way to get immutable collections in plain JavaScript. If you recursively freeze an object hierarchy, you have a nice structure you can pass around without fear of mutation. The problem is that if you want to modify properties inside this hierarchical collection, you have to return a new copy with the properties changed.

datBase - Open data powered by Dat

•    Javascript

Open data powered by Dat. Future-friendly apps for your research data pipeline. Hosted at http://datbase.org. Each deployment should have a different secret key. You want to set the secret key for generating password hashes and salts.

upterm - Secure Terminal Sharing

•    Go

This is a blog post to describe Upterm in depth. upterm can be easily installed as an executable. Download the latest compiled binaries and put it in your executable path.