diff --git a/3rdparty/python/requirements.txt b/3rdparty/python/requirements.txt
index ab169c06764..76cf6b715fe 100644
--- a/3rdparty/python/requirements.txt
+++ b/3rdparty/python/requirements.txt
@@ -1,11 +1,13 @@
 ansicolors==1.0.2
 beautifulsoup4>=4.3.2,<4.4
 cffi==1.11.1
+configparser==3.5.0
 contextlib2==0.5.5
 coverage>=4.5,<4.6
 docutils>=0.12,<0.13
 fasteners==0.14.1
 faulthandler==2.6
+future==0.16.0
 futures==3.0.5
 isort==4.2.5
 Markdown==2.1.1
diff --git a/pants-plugins/src/python/internal_backend/sitegen/tasks/sitegen.py b/pants-plugins/src/python/internal_backend/sitegen/tasks/sitegen.py
index 1c2cc24b8fa..45af7aa4c53 100644
--- a/pants-plugins/src/python/internal_backend/sitegen/tasks/sitegen.py
+++ b/pants-plugins/src/python/internal_backend/sitegen/tasks/sitegen.py
@@ -5,6 +5,7 @@
 from __future__ import (absolute_import, division, generators, nested_scopes, print_function,
                         unicode_literals, with_statement)
 
+import cgi
 import collections
 import json
 import os
@@ -354,7 +355,9 @@ def generate_generated(config, here):
 
 def render_html(dst, config, soups, precomputed, template):
   soup = soups[dst]
-  renderer = Renderer()
+  renderer = Renderer(escape=cgi.escape)  # TODO(python3port): cgi.escape is deprecated in favor html.escape
+                                          # (the default used by Pystache on Python3). html.escape() escapes single
+                                          # quotes, whereas cgi.escape() does not. This will need to be addressed.
   title = precomputed.page[dst].title
   topdots = ('../' * dst.count('/'))
   if soup.body:
diff --git a/src/python/pants/base/BUILD b/src/python/pants/base/BUILD
index 40fcc718f77..39f56445974 100644
--- a/src/python/pants/base/BUILD
+++ b/src/python/pants/base/BUILD
@@ -5,6 +5,7 @@ python_library(
   name = 'build_environment',
   sources = ['build_environment.py'],
   dependencies = [
+    '3rdparty/python:future',
     ':build_root',
     'src/python/pants/scm',
     'src/python/pants/scm:git',
@@ -75,6 +76,7 @@ python_library(
   name = 'fingerprint_strategy',
   sources = ['fingerprint_strategy.py'],
   dependencies = [
+    '3rdparty/python:future',
     ':deprecated',
     'src/python/pants/util:meta',
   ]
@@ -85,6 +87,7 @@ python_library(
   sources = ['generator.py'],
   dependencies = [
     ':mustache',
+    '3rdparty/python:future',
     '3rdparty/python:pystache',
   ]
 )
@@ -92,12 +95,16 @@ python_library(
 python_library(
   name = 'hash_utils',
   sources = ['hash_utils.py'],
+  dependencies = [
+    '3rdparty/python:future',
+  ]
 )
 
 python_library(
   name = 'mustache',
   sources = ['mustache.py'],
   dependencies = [
+    '3rdparty/python:future',
     '3rdparty/python:pystache',
     '3rdparty/python:six',
   ]
@@ -106,17 +113,24 @@ python_library(
 python_library(
   name = 'parse_context',
   sources = ['parse_context.py'],
+  dependencies = [
+    '3rdparty/python:future',
+  ]
 )
 
 python_library(
   name = 'payload',
   sources = ['payload.py'],
+  dependencies = [
+    '3rdparty/python:future',
+  ]
 )
 
 python_library(
   name = 'payload_field',
   sources = ['payload_field.py'],
   dependencies = [
+    '3rdparty/python:future',
     '3rdparty/python/twitter/commons:twitter.common.collections',
     ':deprecated',
     ':hash_utils',
@@ -136,12 +150,16 @@ python_library(
 python_library(
   name = 'revision',
   sources = ['revision.py'],
+  dependencies = [
+    '3rdparty/python:future',
+  ]
 )
 
 python_library(
   name = 'run_info',
   sources = ['run_info.py'],
   dependencies = [
+    '3rdparty/python:future',
     ':build_environment',
     'src/python/pants/util:dirutil',
     'src/python/pants:version',
@@ -152,6 +170,7 @@ python_library(
   name = 'cmd_line_spec_parser',
   sources = ['cmd_line_spec_parser.py'],
   dependencies = [
+    '3rdparty/python:future',
     '3rdparty/python/twitter/commons:twitter.common.collections',
     ':build_file',
     ':specs',
@@ -171,6 +190,7 @@ python_library(
   name = 'worker_pool',
   sources = ['worker_pool.py'],
   dependencies = [
+    '3rdparty/python:future',
     'src/python/pants/reporting:report', # TODO(pl): Bust this out
   ],
 )
@@ -179,7 +199,7 @@ python_library(
   name = 'workunit',
   sources = ['workunit.py'],
   dependencies = [
-    '3rdparty/python:six',
+    '3rdparty/python:future',
     'src/python/pants/util:dirutil',
     'src/python/pants/util:memo',
     'src/python/pants/util:rwbuf',
@@ -200,6 +220,7 @@ python_library(
   name='exiter',
   sources=['exiter.py'],
   dependencies=[
+    '3rdparty/python:future',
     '3rdparty/python:faulthandler',
     'src/python/pants/util:dirutil'
   ]
diff --git a/src/python/pants/base/build_environment.py b/src/python/pants/base/build_environment.py
index e3d0c4e9882..8512fa34588 100644
--- a/src/python/pants/base/build_environment.py
+++ b/src/python/pants/base/build_environment.py
@@ -8,6 +8,7 @@
 import logging
 import os
 import sys
+from builtins import str
 
 from pants.base.build_root import BuildRoot
 from pants.scm.scm import Scm
diff --git a/src/python/pants/base/cmd_line_spec_parser.py b/src/python/pants/base/cmd_line_spec_parser.py
index 2b35652c038..ed6bddcb992 100644
--- a/src/python/pants/base/cmd_line_spec_parser.py
+++ b/src/python/pants/base/cmd_line_spec_parser.py
@@ -6,6 +6,7 @@
                         unicode_literals, with_statement)
 
 import os
+from builtins import object
 
 from pants.base.specs import DescendantAddresses, SiblingAddresses, SingleAddress
 
diff --git a/src/python/pants/base/exiter.py b/src/python/pants/base/exiter.py
index a0f6668c26f..2942e3f00eb 100644
--- a/src/python/pants/base/exiter.py
+++ b/src/python/pants/base/exiter.py
@@ -11,6 +11,7 @@
 import signal
 import sys
 import traceback
+from builtins import object
 
 import faulthandler
 import six
diff --git a/src/python/pants/base/fingerprint_strategy.py b/src/python/pants/base/fingerprint_strategy.py
index 787c3c86854..38e535c5c74 100644
--- a/src/python/pants/base/fingerprint_strategy.py
+++ b/src/python/pants/base/fingerprint_strategy.py
@@ -7,6 +7,7 @@
 
 import logging
 from abc import abstractmethod
+from builtins import object
 
 from pants.util.meta import AbstractClass
 
diff --git a/src/python/pants/base/generator.py b/src/python/pants/base/generator.py
index 9f77e8143a9..3a044b42de1 100644
--- a/src/python/pants/base/generator.py
+++ b/src/python/pants/base/generator.py
@@ -6,6 +6,7 @@
                         unicode_literals, with_statement)
 
 import pprint
+from builtins import object
 
 import pystache
 
diff --git a/src/python/pants/base/hash_utils.py b/src/python/pants/base/hash_utils.py
index 1f7ca4a1f7c..929ecd6c44c 100644
--- a/src/python/pants/base/hash_utils.py
+++ b/src/python/pants/base/hash_utils.py
@@ -7,6 +7,7 @@
 
 import hashlib
 import json
+from builtins import object
 
 
 def hash_all(strs, digest=None):
diff --git a/src/python/pants/base/mustache.py b/src/python/pants/base/mustache.py
index c22e688df71..f4f40f2f8ca 100644
--- a/src/python/pants/base/mustache.py
+++ b/src/python/pants/base/mustache.py
@@ -7,6 +7,7 @@
 
 import os
 import pkgutil
+from builtins import object
 
 import pystache
 import six
diff --git a/src/python/pants/base/parse_context.py b/src/python/pants/base/parse_context.py
index 48fe9177639..8b39c712cd4 100644
--- a/src/python/pants/base/parse_context.py
+++ b/src/python/pants/base/parse_context.py
@@ -7,6 +7,7 @@
 
 import functools
 import threading
+from builtins import object
 
 
 class Storage(threading.local):
diff --git a/src/python/pants/base/payload.py b/src/python/pants/base/payload.py
index c2da0986719..50e3c175f63 100644
--- a/src/python/pants/base/payload.py
+++ b/src/python/pants/base/payload.py
@@ -5,6 +5,7 @@
 from __future__ import (absolute_import, division, generators, nested_scopes, print_function,
                         unicode_literals, with_statement)
 
+from builtins import object
 from hashlib import sha1
 
 
@@ -30,7 +31,7 @@ def __init__(self):
 
   @property
   def fields(self):
-    return self._fields.items()
+    return list(self._fields.items())
 
   def as_dict(self):
     """Return the Payload object as a dict."""
diff --git a/src/python/pants/base/payload_field.py b/src/python/pants/base/payload_field.py
index a026b1c7ed3..f211e662b3e 100644
--- a/src/python/pants/base/payload_field.py
+++ b/src/python/pants/base/payload_field.py
@@ -6,6 +6,7 @@
                         unicode_literals, with_statement)
 
 from abc import abstractmethod
+from builtins import object
 from hashlib import sha1
 
 from twitter.common.collections import OrderedSet
diff --git a/src/python/pants/base/revision.py b/src/python/pants/base/revision.py
index 13c5b8b46f2..b6e492d244c 100644
--- a/src/python/pants/base/revision.py
+++ b/src/python/pants/base/revision.py
@@ -6,9 +6,13 @@
                         unicode_literals, with_statement)
 
 import re
-from itertools import izip_longest
+from builtins import map, object, str
+from functools import total_ordering
 
+from future.moves.itertools import zip_longest
 
+
+@total_ordering
 class Revision(object):
   """Represents a software revision that is comparable to another revision describing the same
   software.
@@ -74,7 +78,7 @@ def lenient(cls, rev):
     """
     rev = re.sub(r'(\d)([a-zA-Z])', r'\1.\2', rev)
     rev = re.sub(r'([a-zA-Z])(\d)', r'\1.\2', rev)
-    return cls(*map(cls._parse_atom, re.split(r'[.+_\-]', rev)))
+    return cls(*list(map(cls._parse_atom, re.split(r'[.+_\-]', rev))))
 
   def __init__(self, *components):
     self._components = components
@@ -87,21 +91,26 @@ def components(self):
     """
     return list(self._components)
 
-  def __cmp__(self, other):
-    for ours, theirs in izip_longest(self._components, other._components, fillvalue=0):
-      difference = cmp(ours, theirs)
-      if difference != 0:
-        return difference
-    return 0
+  def _is_valid_operand(self, other):
+    return hasattr(other, '_components')
 
   def __repr__(self):
     return '{}({})'.format(self.__class__.__name__, ', '.join(map(repr, self._components)))
 
   def __eq__(self, other):
-    return hasattr(other, '_components') and tuple(self._components) == tuple(other._components)
-
-  def __ne__(self, other):
-    return not self.__eq__(other)
+    if not self._is_valid_operand(other):
+      return False  # TODO(python3port): typically this should return NotImplemented.
+                    # Returning False for now to avoid changing prior API.
+    return tuple(self._components) == tuple(other._components)
+
+  def __lt__(self, other):
+    if not self._is_valid_operand(other):
+      return AttributeError  # TODO(python3port): typically this should return NotImplemented.
+                             # Returning AttributeError for now to avoid changing prior API.
+    for ours, theirs in zip_longest(self._components, other._components, fillvalue=0):
+      if ours != theirs:
+        return ours < theirs
+    return False
 
   def __hash__(self):
     return hash(self._components)
diff --git a/src/python/pants/base/run_info.py b/src/python/pants/base/run_info.py
index b17567a1b3e..3d39c46c561 100644
--- a/src/python/pants/base/run_info.py
+++ b/src/python/pants/base/run_info.py
@@ -10,6 +10,7 @@
 import re
 import socket
 import time
+from builtins import object, str
 
 from pants import version
 from pants.base.build_environment import get_buildroot, get_scm
diff --git a/src/python/pants/base/worker_pool.py b/src/python/pants/base/worker_pool.py
index b90688e71e2..35465891bac 100644
--- a/src/python/pants/base/worker_pool.py
+++ b/src/python/pants/base/worker_pool.py
@@ -8,10 +8,12 @@
 import multiprocessing
 import signal
 import sys
-import thread
 import threading
+from builtins import next, object
 from multiprocessing.pool import ThreadPool
 
+from future.moves import _thread
+
 from pants.reporting.report import Report
 
 
@@ -103,7 +105,7 @@ def error(e):
 
     # We filter out Nones defensively. There shouldn't be any, but if a bug causes one,
     # Pants might hang indefinitely without this filtering.
-    work_iter = iter(filter(None, work_chain))
+    work_iter = (_f for _f in work_chain if _f)
 
     def submit_next():
       try:
@@ -149,7 +151,7 @@ def _do_work(self, func, args_tuple, workunit_name, workunit_parent, on_failure=
     except KeyboardInterrupt:
       # If a worker thread intercepts a KeyboardInterrupt, we want to propagate it to the main
       # thread.
-      thread.interrupt_main()
+      _thread.interrupt_main()
       raise
     except Exception as e:
       if on_failure:
diff --git a/src/python/pants/base/workunit.py b/src/python/pants/base/workunit.py
index 071ec1029c8..c9bc368fb62 100644
--- a/src/python/pants/base/workunit.py
+++ b/src/python/pants/base/workunit.py
@@ -9,10 +9,9 @@
 import re
 import time
 import uuid
+from builtins import object, range
 from collections import namedtuple
 
-from six.moves import range
-
 from pants.util.dirutil import safe_mkdir_for
 from pants.util.memo import memoized_method
 from pants.util.rwbuf import FileBackedRWBuf
diff --git a/tests/python/pants_test/base/BUILD b/tests/python/pants_test/base/BUILD
index c769bd803e1..8b1410e90e0 100644
--- a/tests/python/pants_test/base/BUILD
+++ b/tests/python/pants_test/base/BUILD
@@ -36,6 +36,7 @@ python_tests(
   name = 'exclude_target_regexp_integration',
   sources = [ 'test_exclude_target_regexp_integration.py' ],
   dependencies = [
+    '3rdparty/python:future',
     'src/python/pants/util:process_handler',
     'tests/python/pants_test:int-test',
   ],
@@ -58,6 +59,7 @@ python_library(
   name = 'context_utils',
   sources = ['context_utils.py'],
   dependencies = [
+    '3rdparty/python:future',
     '3rdparty/python/twitter/commons:twitter.common.collections',
     'src/python/pants/base:workunit',
     'src/python/pants/build_graph',
@@ -70,6 +72,7 @@ python_tests(
   name = 'deprecated',
   sources = ['test_deprecated.py'],
   dependencies = [
+    '3rdparty/python:future',
     'src/python/pants/base:deprecated',
     'src/python/pants:version',
   ]
@@ -109,6 +112,7 @@ python_tests(
   name = 'hash_utils',
   sources = ['test_hash_utils.py'],
   dependencies = [
+    '3rdparty/python:future',
     'src/python/pants/base:hash_utils',
     'src/python/pants/util:contextutil',
   ]
@@ -185,6 +189,7 @@ python_tests(
   name = 'worker_pool',
   sources = ['test_worker_pool.py'],
   dependencies = [
+    '3rdparty/python:future',
     'src/python/pants/base:worker_pool',
     'src/python/pants/util:contextutil',
   ]
diff --git a/tests/python/pants_test/base/context_utils.py b/tests/python/pants_test/base/context_utils.py
index ae84f88569e..01995365067 100644
--- a/tests/python/pants_test/base/context_utils.py
+++ b/tests/python/pants_test/base/context_utils.py
@@ -7,6 +7,7 @@
 
 import logging
 import sys
+from builtins import map, object
 from contextlib import contextmanager
 
 from twitter.common.collections import maybe_list
@@ -107,7 +108,7 @@ def subproc_map(self, f, items):
     :API: public
     """
     # Just execute in-process.
-    return map(f, items)
+    return list(map(f, items))
 
 
 def create_context_from_options(options, target_roots=None, build_graph=None,
diff --git a/tests/python/pants_test/base/test_deprecated.py b/tests/python/pants_test/base/test_deprecated.py
index 99f56250ecb..337528a6105 100644
--- a/tests/python/pants_test/base/test_deprecated.py
+++ b/tests/python/pants_test/base/test_deprecated.py
@@ -7,6 +7,7 @@
 
 import unittest
 import warnings
+from builtins import object, str
 from contextlib import contextmanager
 
 from pants.base.deprecated import (BadDecoratorNestingError, BadRemovalVersionError,
diff --git a/tests/python/pants_test/base/test_exclude_target_regexp_integration.py b/tests/python/pants_test/base/test_exclude_target_regexp_integration.py
index 62da96793a5..f2cdfb9eb6d 100644
--- a/tests/python/pants_test/base/test_exclude_target_regexp_integration.py
+++ b/tests/python/pants_test/base/test_exclude_target_regexp_integration.py
@@ -6,6 +6,7 @@
                         unicode_literals, with_statement)
 
 import os
+from builtins import object, zip
 from contextlib import contextmanager
 
 from pants.base.build_environment import get_buildroot
diff --git a/tests/python/pants_test/base/test_hash_utils.py b/tests/python/pants_test/base/test_hash_utils.py
index fa0222e0dfa..c5e0249244f 100644
--- a/tests/python/pants_test/base/test_hash_utils.py
+++ b/tests/python/pants_test/base/test_hash_utils.py
@@ -8,6 +8,7 @@
 import hashlib
 import math
 import unittest
+from builtins import range, str
 
 from pants.base.hash_utils import Sharder, hash_all, hash_file
 from pants.util.contextutil import temporary_file
diff --git a/tests/python/pants_test/base/test_worker_pool.py b/tests/python/pants_test/base/test_worker_pool.py
index 9fee94ee880..ec003c7e5ec 100644
--- a/tests/python/pants_test/base/test_worker_pool.py
+++ b/tests/python/pants_test/base/test_worker_pool.py
@@ -7,6 +7,7 @@
 
 import threading
 import unittest
+from builtins import object
 
 from pants.base.worker_pool import Work, WorkerPool
 from pants.base.workunit import WorkUnit