humanhash. Human-readable digests.
866markdoc. A lightweight Markdown-based wiki system. Current status: abandoned.
346jsonpipe. Convert JSON to a UNIX-friendly line-based format.
300zmqc. netcat for ØMQ. Small but powerful.
254urlobject. Python library for manipulating URLs (and some URIs) in a more natural way.
188django-postgres. First-class Postgres feature support for the Django ORM.
183dagny. Rails-style Resource-Oriented Architecture for Django.
157django-conch. Expose the Django shell as an SSH server.
146cssmin. *NO LONGER MAINTAINED*. A Python port of the YUI CSS compression algorithm.
132teena. Python ports of useful syscalls, using asynchronous I/O.
110zenqueue. An incredibly simple (but fast) network message queueing system, written in Python.
66django-castor. A content-addressable storage backend for Django.
56django-qmethod. Easily define methods over collections of Django models.
54django-boss. Simpler Django management commands, powered by argparse.
54gevent-psycopg2. Obsolete; use https://bitbucket.org/dvarrazzo/psycogreen/ instead.
51django-exceptional. A Django client for Exceptional (getexceptional.com)
42django-qmixin. A Django app for extending managers and the querysets they produce.
41rkquery. jQuery for Riak, in Python.
31uptheasset. [OBSOLETE] Double-entry bookkeeping and accounting, powered by RDF.rb and UNIX.
30slugify. A generic slugifier (currently only for Latin-based scripts).
29django-clsview. Yet another class-based view system for Django.
25websession. Information on WebSession, a proposed protocol for secure session maintenance on the Web
21gevent-threading-comparison. An experiment to compare the performances of gevent and threading.
17calabash. Bash-style pipelining for Python generators.
17pdiffer. A Python interface to the PerceptualDiff tool.
16django-qmanager. Create managers for Django models based on pre-defined queries.
15amoebajs. A WebAssembly-based linear constraint solver for JavaScript
13daterange. Python utility like xrange(), but for datetime objects.
13gevent-selfpipe. Hack to run blocking calls whilst maintaining gevent-based synchronization.
12urecord. A structured record metaclass for Python.
12python-csiphash. The SipHash-2-4 C reference implementation, CFFI-wrapped for Python
12django-zskel-project. Zack’s Skeleton Django Project.
11glyphicons-splitter. Produce individual SVGs and PDFs of the Glyphicons.
10django-retracer. Store and restore old locations in Django.
10zrpc. ZeroMQ-based JSON-RPC in Python.
9pathobject. An update of Jason Orendorff’s path.py.
9pyhoudini. Houdini bindings for Python (c.f. https://github.com/vmg/houdini)
9relations. A tiny relational algebra engine for Python.
7strscan. A simple string scanner class for Python. Useful for building lexers/tokenizers by hand.
6flask-resource. Build resource-oriented Web apps with Flask.
6django-cssmin. Easy CSS compression for Django.
6blog.zacharyvoase.com. Zachary Voase’s nanoc3-powered blog.
5exchequer. Easy table formatting in Python and on the command-line.
4bossy. Write commands in Python, run them from the shell.
4python-recordinality. An implementation of the Recordinality sketch in Python, with a CLI
4python-crbtree. SortedDict and SortedSet implementations backed by a red-black tree, written in C.
4django-jsmin. Easy JavaScript minification for Django.
4pistachio. An experimental Mustache implementation in Python.
3djanjinja. Seamless Jinja2 integration with Django.
3broker. Python function dispatching based on MIME types and Accept headers.
3llvmbc-wasm-loader. Webpack loader which converts LLVM bytecode to WASM using Emscripten
2requests. Python HTTP Requests for Humans™.
2skeleton.rb. A skeleton for Ruby projects (using Rake, RSpec, YARD and Bundler)
2logbook-gevent. Experimental support for greenlet-based contexts in Logbook.
2zacharyvoase.github.com. A listing of open source efforts at Twitter on GitHub
2python-cskipdict. A CFFI-based SkipDict implementation for Python.
2assert_changes. Test assertions about changes in monitored values.
1django. Official clone of the Subversion repository.
1logbook-zmqcentral. Centralized ZMQ_PUB/SUB-based logging for Logbook.
1try. A Try monad for Java 8
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