We render these services for you:

OpenID Service
OpenID is a shared identity service, which allows Internet users to log on to many different web sites using a single digital identity, eliminating the need for a different user name and password for each site. OpenID is a decentralized, free and open standard that lets users control the amount of personal information they provide.
OpenID Directory（Alpha）
A list of sites that is OpenID enabled.
OpenID Chinese news
OpenID Chinese news river.
Blog Mover
Moving and backup your blog freely.
Ports Search：
The FreeBSD Ports and Packages Collection offers a simple way for users and administrators to install applications. There are currently 18828 ports available.
Public IPFS Gateways Checker
Checks which public IPFS gateways are online or not.

Site construction:

JPlanet
JPlanet is an awesome 'river of news' feed reader. It downloads news feeds published by web sites and aggregates their content together into a single combined feed, latest news first.
OpenID4Discuz!
A OpenID enabled plugin for Discuz!.

Software development:

OpenID Chinese Plan
OpenID is an open, decentralized, free framework for user-centric digital identity.
URL Encoder
A simple tool to decode from or Encode to URL encoded.

Java Software development:

Nexus
Blogger API Client
An implementation of Blogger API for Java.
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