diff --git a/BY_PLATFORM.md b/BY_PLATFORM.md
index 7d67934..ce32d6d 100644
--- a/BY_PLATFORM.md
+++ b/BY_PLATFORM.md
@@ -23,10 +23,10 @@ segmentation by distribution (i.e., Docker, etc.)
 
 **Contents**
 
-1. <a href="#tag-desktop">Desktop</a> *(248)*
-    1. <a href="#tag-desktop.linux">Linux</a> *(230)*
-    1. <a href="#tag-desktop.windows">Windows</a> *(146)*
-    1. <a href="#tag-desktop.mac">Mac</a> *(146)*
+1. <a href="#tag-desktop">Desktop</a> *(249)*
+    1. <a href="#tag-desktop.linux">Linux</a> *(231)*
+    1. <a href="#tag-desktop.windows">Windows</a> *(147)*
+    1. <a href="#tag-desktop.mac">Mac</a> *(147)*
     1. <a href="#tag-desktop.console">Console</a> *(20)*
 1. <a href="#tag-mobile">Mobile</a> *(1)*
     1. <a href="#tag-mobile.android">Android</a> *(1)*
@@ -208,6 +208,7 @@ segmentation by distribution (i.e., Docker, etc.)
   1. **PuddleTag** - ([Repo](https://github.com/keithgg/puddletag), [WP](https://en.wikipedia.org/wiki/Puddletag)) An audio tag (metadata) editor for audio file formats. `(audio, qt4)`
   1. **Pupy** - ([Repo](https://github.com/n1nj4sec/pupy), [Docs](https://github.com/n1nj4sec/pupy/wiki/Installation)) Remote administration tool and post-exploitation framework, supporting Windows, Linux, Mac OS X, and Android targets. `(security, docker, server)`
   1. **Pybliographer** - ([Repo](https://github.com/GNOME/pybliographer), [Home](https://pybliographer.org/)) Bibliographic database manager with a user-friendly desktop UI. `(science, gtk)`
+  1. **PyBuilder** - ([Repo](https://github.com/pybuilder/pybuilder), [Home](https://pybuilder.io/)) Extensible build automation tool, mainly targeting Python applications. `(build, windows, mac)`
   1. **PyChess** - ([Repo](https://github.com/pychess/pychess), [Home](http://pychess.org/), [WP](https://en.wikipedia.org/wiki/PyChess)) Advanced chess client, suitable for new, casual, and competitive play. `(games, windows, gtk)`
   1. **Pyfa** - ([Repo](https://github.com/pyfa-org/Pyfa)) Python Fitting Assistant, cross-platform experimentation tool for [EVE Online](https://en.wikipedia.org/wiki/Eve_Online) ship fittings. `(games, windows, mac)`
   1. **PyLoad** - ([Repo](https://github.com/pyload/pyload), [Home](https://pyload.net/)) Download manager with a web interface and API. `(internet, windows, mac)`
@@ -386,6 +387,7 @@ segmentation by distribution (i.e., Docker, etc.)
   1. **Poetry** - ([Repo](https://github.com/sdispater/poetry), [Home](https://poetry.eustace.io/), [Docs](https://poetry.eustace.io/docs)) An independent approach to Python dependency management and packaging. `(pkg_mgr, linux, mac)`
   1. **PPCI** - ([Repo](https://bitbucket.org/windel/ppci), [Demo](https://godbolt.org/g/eooaPP), [gh](https://github.com/windelbouwman/ppci-mirror), [PyPI](https://pypi.org/project/ppci), [Docs](https://ppci.readthedocs.io/)) The Pure Python Compiler Infrastructure is a compiler written entirely in Python, containing front-ends for various programming languages (C, c3, WebAssembly, and others) as well as machine code generation backends for various CPUs (6500, arm, avr, x86_64, openrisc, among others). `(dev, linux, mac)`
   1. **Prosopopee** - ([Repo](https://github.com/Psycojoker/prosopopee), [Demo](https://surleschemins.fr/), [PyPI](https://pypi.org/project/prosopopee), [Docs](https://prosopopee.readthedocs.io/)) A static site generator designed for photographers and others who tell stories with pictures. `(static_site, linux, mac)`
+  1. **PyBuilder** - ([Repo](https://github.com/pybuilder/pybuilder), [Home](https://pybuilder.io/)) Extensible build automation tool, mainly targeting Python applications. `(build, linux, mac)`
   1. **PyChess** - ([Repo](https://github.com/pychess/pychess), [Home](http://pychess.org/), [WP](https://en.wikipedia.org/wiki/PyChess)) Advanced chess client, suitable for new, casual, and competitive play. `(games, linux, gtk)`
   1. **Pyfa** - ([Repo](https://github.com/pyfa-org/Pyfa)) Python Fitting Assistant, cross-platform experimentation tool for [EVE Online](https://en.wikipedia.org/wiki/Eve_Online) ship fittings. `(games, linux, mac)`
   1. **PyLoad** - ([Repo](https://github.com/pyload/pyload), [Home](https://pyload.net/)) Download manager with a web interface and API. `(internet, linux, mac)`
@@ -538,6 +540,7 @@ segmentation by distribution (i.e., Docker, etc.)
   1. **Poetry** - ([Repo](https://github.com/sdispater/poetry), [Home](https://poetry.eustace.io/), [Docs](https://poetry.eustace.io/docs)) An independent approach to Python dependency management and packaging. `(pkg_mgr, linux, windows)`
   1. **PPCI** - ([Repo](https://bitbucket.org/windel/ppci), [Demo](https://godbolt.org/g/eooaPP), [gh](https://github.com/windelbouwman/ppci-mirror), [PyPI](https://pypi.org/project/ppci), [Docs](https://ppci.readthedocs.io/)) The Pure Python Compiler Infrastructure is a compiler written entirely in Python, containing front-ends for various programming languages (C, c3, WebAssembly, and others) as well as machine code generation backends for various CPUs (6500, arm, avr, x86_64, openrisc, among others). `(dev, linux, windows)`
   1. **Prosopopee** - ([Repo](https://github.com/Psycojoker/prosopopee), [Demo](https://surleschemins.fr/), [PyPI](https://pypi.org/project/prosopopee), [Docs](https://prosopopee.readthedocs.io/)) A static site generator designed for photographers and others who tell stories with pictures. `(static_site, linux, windows)`
+  1. **PyBuilder** - ([Repo](https://github.com/pybuilder/pybuilder), [Home](https://pybuilder.io/)) Extensible build automation tool, mainly targeting Python applications. `(build, linux, windows)`
   1. **Pyfa** - ([Repo](https://github.com/pyfa-org/Pyfa)) Python Fitting Assistant, cross-platform experimentation tool for [EVE Online](https://en.wikipedia.org/wiki/Eve_Online) ship fittings. `(games, linux, windows)`
   1. **PyLoad** - ([Repo](https://github.com/pyload/pyload), [Home](https://pyload.net/)) Download manager with a web interface and API. `(internet, linux, windows)`
   1. **Quod Libet** - ([Repo](https://github.com/quodlibet/quodlibet), [WP](https://en.wikipedia.org/wiki/Quod_Libet_%28software%29)) Cross-platform audio player, tag editor, and library organizer. `(audio, linux, windows, gtk)`
diff --git a/README.md b/README.md
index 5f3971c..e82664c 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ are a gold mine of practical patterns that we know work together. A
 production application is worth a thousand blog posts and Stack
 Overflow answers.
 
-This document is an always-growing list of **393**
+This document is an always-growing list of **394**
 open-source Python applications arranged by topic, with links to
 repositories, docs, and more, generated from [structured
 data](https://github.com/mahmoud/awesome-python-applications/blob/master/projects.yaml)
@@ -46,7 +46,7 @@ thereof), see Architectures. -->
 1. <a href="#tag-cms">CMS</a> *(11)*
 1. <a href="#tag-erp">ERP</a> *(5)*
 1. <a href="#tag-static_site">Static Site</a> *(9)*
-1. <a href="#tag-dev">Dev</a> *(171)*
+1. <a href="#tag-dev">Dev</a> *(172)*
     1. <a href="#tag-dev.scm">SCM</a> *(17)*
     1. <a href="#tag-dev.code_review">Code Review</a> *(4)*
     1. <a href="#tag-dev.storage">Storage</a> *(17)*
@@ -56,7 +56,7 @@ thereof), see Architectures. -->
     1. <a href="#tag-dev.editor">Editor</a> *(13)*
     1. <a href="#tag-dev.pkg_mgr">Package Managers</a> *(10)*
     1. <a href="#tag-dev.pkg_repo">Package Repositories</a> *(5)*
-    1. <a href="#tag-dev.build">Build</a> *(13)*
+    1. <a href="#tag-dev.build">Build</a> *(14)*
     1. <a href="#tag-dev.shell">Shell</a> *(3)*
     1. <a href="#tag-dev-other">Other Dev projects</a> *(32)*
 1. <a href="#tag-misc">Misc</a> *(13)*
@@ -507,6 +507,7 @@ Projects related to software development and adjacent technical areas.
   1. **Meson** - ([Repo](https://github.com/mesonbuild/meson), [Home](http://mesonbuild.com/)) Build system designed for speed and user-friendliness. `(linux, windows, mac)`
   1. **Pants** - ([Repo](https://github.com/pantsbuild/pants), [Home](https://www.pantsbuild.org/)) Build system designed for monolithic repositories. `(linux, mac, corp)`
   1. **PlatformIO Core** - ([Repo](https://github.com/platformio/platformio-core), [Home](https://platformio.org/), [Fund](https://platformio.org/donate?utm_source=github&utm_medium=core), [PyPI](https://pypi.org/project/platformio), [Docs](https://docs.platformio.org/en/latest?utm_source=github&utm_medium=core)) Multiplatform CLI build system and library manager for IoT development. `(linux, windows, mac)`
+  1. **PyBuilder** - ([Repo](https://github.com/pybuilder/pybuilder), [Home](https://pybuilder.io/)) Extensible build automation tool, mainly targeting Python applications. `(linux, windows, mac)`
   1. **redo** - ([Repo](https://github.com/apenwarr/redo), [Docs](https://redo.readthedocs.io/en/latest)) A recursive, general-purpose build sytem, replacing `make` with original design by [DJB](https://en.wikipedia.org/wiki/Daniel_J._Bernstein). `(linux, windows, mac, console)`
   1. **SCons** - ([Repo](https://github.com/SCons/scons), [Home](http://scons.org/), [WP](https://en.wikipedia.org/wiki/SCons)) Domain-specific language and build tool, designed to replace Make, autoconf, and ccache. `(linux, windows, mac)`
   1. **Snapcraft** - ([Repo](https://github.com/snapcore/snapcraft), [Home](https://snapcraft.io/), [Docs](https://snapcraft.io/docs)) A command-line tool to package, distribute, and update apps for Linux and IoT using containerization, developed by Canonical. `(linux)`
diff --git a/atom.xml b/atom.xml
index 45fbd4c..97f368c 100644
--- a/atom.xml
+++ b/atom.xml
@@ -5,7 +5,7 @@
   <subtitle type="text">The newest additions to the Awesome Python Applications list.</subtitle>
   <link rel="alternate" type="text/html" href="https://github.com/mahmoud/awesome-python-applications" />
   <link rel="self" type="application/atom+xml" href="https://raw.githubusercontent.com/mahmoud/awesome-python-applications/master/atom.xml" />
-  <updated>2020-04-10T21:20:23Z</updated>
+  <updated>2020-04-30T14:11:08Z</updated>
   <sy:updatePeriod>hourly</sy:updatePeriod>
   <sy:updateFrequency>1</sy:updateFrequency>
 
@@ -13,6 +13,31 @@
   <generator uri="https://github.com/mahmoud/apatite">Apatite 19.0</generator>
 
   
+  <entry>
+    <id>https://github.com/pybuilder/pybuilder</id>
+    <title>PyBuilder</title>
+    <link rel="alternate" type="text/html" href="https://github.com/pybuilder/pybuilder" />
+    <published>2020-04-30T18:41:00Z</published>
+    <updated>2020-04-30T18:41:00Z</updated>
+    <category term="audio"/><category term="audio"/><category term="audio"/><category term="audio"/>
+
+    <content type="xhtml">
+      <div xmlns="http://www.w3.org/1999/xhtml">
+      <p><strong><a href="https://github.com/pybuilder/pybuilder">PyBuilder</a></strong>: Extensible build automation tool, mainly targeting Python applications.</p>
+      <p>Links:</p>
+      <ul>
+        <li><a href='https://github.com/pybuilder/pybuilder'>Repo</a></li>
+        <li><a href='https://pybuilder.io/'>Home</a></li>
+        
+      </ul>
+      </div>
+    </content>
+    <author>
+      <name>Awesome Python Applications contributors</name>
+      <uri>https://github.com/mahmoud/awesome-python-applications</uri>
+    </author>
+  </entry>
+  
   <entry>
     <id>https://github.com/dbcli/mycli</id>
     <title>mycli</title>
diff --git a/projects.yaml b/projects.yaml
index 2234319..9d2aeef 100644
--- a/projects.yaml
+++ b/projects.yaml
@@ -3651,6 +3651,16 @@ projects:
       - linux
       - windows
       - mac
+  - name: PyBuilder
+    repo_url: https://github.com/pybuilder/pybuilder
+    home_url: https://pybuilder.io/
+    date_added: 2020-04-30 18:41:00
+    desc: Extensible build automation tool, mainly targeting Python applications.
+    tags:
+      - build
+      - linux
+      - windows
+      - mac
   - name: redo
     repo_url: https://github.com/apenwarr/redo
     docs_url: https://redo.readthedocs.io/en/latest