Free implementation of Play Services

OpenRefine is a free, open source power tool for working with messy data and improving it

Enso Analytics is a self-service data prep and analysis platform designed for data teams.

JPEXS Free Flash Decompiler

A machine learning software for extracting information from scholarly documents

Zotero plugin to manage your attachments: automatically rename, move, and attach PDFs (or other files) to Zotero items, sync PDFs from your Zotero library to your (mobile) PDF reader (e.g. an iPad,…

Distributed Peer-to-Peer Web Search Engine and Intranet Search Appliance

YUI Compressor

OpenKeychain is an OpenPGP implementation for Android.

Graphical SFTP client and terminal emulator with helpful utilities

A Graph Traversal Language (no longer active - see Apache TinkerPop)

Distributed Open Source twitter and social media message search server that anonymously collects, shares, dumps and indexes data http://api.loklak.org

Work in progress transmit from Google Code

Brave Link Bubble Browser

Semantic Parser with Execution

Open source library for content based image retrieval / visual information retrieval.

Distills the DOM

Briss 2.0 is intended to be a GUI Update for the Briss PDF cropping tool.

GitHub Android application

Content ExtRactor and MINEr

Low Level Java Virtual Machine

Hacker News client with a focus on reliability and usability.

A Library for Using, Editing, and Creating SFNT-based Fonts

Track data flowing through Java programs

The OpenIMAJ source code repository

a vector-tile map library written in java - running on android, desktop and within the browser

Android app for mesh networking with cjdns

Paul Falstad's circuit simulator (with improvements)

More than just a web-based calculator, a powerful programming language with unique features

A framework to convert Universal Dependencies to Logical Forms