A nice ALAssetsLibrary category for saving images & videos into custom photo album.

[iOS] UIActivity Class for WhatsApp

UIAlertController compatible iOS>= 5.0

[iOS] UIActivity Class for LINE

[iOS] UIActivity Class for Instagram

CordovaPlugin (Camera) aids users to get location metadata with photos from the CameraRoll. It uses an API for accessing camera-roll photos with location and 'moment' information.

FB SDK ShareKitfor iOSpeople can also share content from your app to Facebook Messenger with Messenger Expression Platform or from Sharing's Message Dialog in iOSSDK.

The Facebook CoreKit SDK allows for sharing of data with Facebook, including information about users of the app. Facebook will use information received in accordance with their Data Use Policy.

Sharing tool for Facebook messenger SDKs. Facebook plans to launch a "lighter, better, simpler" Messenger for iOSand Android. From August 15, 2019 and on, updated versions of the app will not support Share to Messenger SDK. Developers will need to make changes to adjust.

Game Center Manager "makes it easier to test Game Center integration with Game Center Manager" on Mac and iOS. Is or was social network on Apple systems. Discontinued as an iCloud social service in 2016. Was converted into an optional integration service for third party apps.

Google+ Platform for iOS.

Google Plus allows users to sign-in and share Google Plus from third-party apps. It offers the opportunity to experience Google first hand on an iOSdevice with the aid of APIs. The SDK also provides APIs for the list of people in user selected circles.

GooglePlus Utilities allows GSuite customers and ISVs can build custom Google+ functionality and services for people who use GSuite at college, at work, or at home.

GooglePlus allows users to sign in and share with Google+ from third-party apps. The SDK also provides Google+ APIs for the app to access the list of people in user-selected circles and to read and write user's app activities.

An UIActivity subclass for Sharing on Google+

Hakawai aims to be a more powerful UITextView.

Instagram SDK for iOS.

Konotor - iOSSDK - Rich 2 way messaging inbox for apps

Native API for interacting with the Kik Messenger client.

The LeanCloud Social Network module is a third-party platform login and sharing component of LeanCloud open source. Currently, LeanCloudSocial supports three platforms: QQ space, Sina Weibo and WeChat.