diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..e988485
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,68 @@
+name: CI
+on:
+  push:
+    paths-ignore:
+      - 'docs/**'
+      - '*.md'
+      - '.mailmap'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  linux:
+    name: ${{ matrix.compiler }} on ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        compiler: [g++-8, g++-9, g++-10, g++-11,
+                   clang++-7, clang++-8, clang++-9, clang++-10, clang++-11, clang++-12]
+        os: [ubuntu-20.04]
+        include:
+          - compiler: g++-7
+            os: ubuntu-18.04
+          - compiler: clang++-5.0
+            os: ubuntu-18.04
+          - compiler: clang++-6.0
+            os: ubuntu-18.04
+    runs-on: ${{ matrix.os }}
+    env:
+      CXX: ${{ matrix.compiler }}
+      NODE_LABELS: Linux Ubuntu
+      WAF_JOBS: 2
+    steps:
+      - name: Install C++ compiler
+        run: |
+          sudo apt-get -qy install ${CXX/clang++/clang}
+          ${CXX} --version
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Build and test
+        run: ./.jenkins
+
+  macos:
+    name: Xcode ${{ matrix.xcode }} on ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        xcode: ['11.3', '11.7', '12.4']
+        os: [macos-10.15]
+        include:
+          - xcode: '12.5'
+            os: macos-11
+          - xcode: '13'
+            os: macos-11
+    runs-on: ${{ matrix.os }}
+    env:
+      NODE_LABELS: OSX
+      WAF_JOBS: 3
+    steps:
+      - name: Set up Xcode
+        uses: maxim-lobanov/setup-xcode@v1
+        with:
+          xcode-version: ${{ matrix.xcode }}
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Build and test
+        run: ./.jenkins
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
new file mode 100644
index 0000000..2c5e154
--- /dev/null
+++ b/.github/workflows/docs.yml
@@ -0,0 +1,36 @@
+name: Docs
+on:
+  push:
+    paths-ignore:
+      - '*.md'
+      - '.mailmap'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [macos-11, ubuntu-20.04]
+    runs-on: ${{ matrix.os }}
+    env:
+      JOB_NAME: Docs
+      WAF_JOBS: 3
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Install dependencies
+        run: |
+          case ${RUNNER_OS} in
+            Linux) export NODE_LABELS="Linux Ubuntu" ;;
+            macOS) export NODE_LABELS="OSX" ;;
+          esac
+          find .jenkins.d/ -type f -name '[1-9]*.sh' -exec chmod -x '{}' +
+          ./.jenkins
+      - name: Build documentation
+        run: |
+          ./waf --color=yes configure
+          ./waf --color=yes docs
diff --git a/.jenkins b/.jenkins
index bc1c847..da10d69 100755
--- a/.jenkins
+++ b/.jenkins
@@ -2,31 +2,25 @@
 set -e
 source .jenkins.d/util.sh
 
+if has Linux $NODE_LABELS; then
+    export PATH="${HOME}/.local/bin${PATH:+:}${PATH}"
+fi
 export CACHE_DIR=${CACHE_DIR:-/tmp}
 export WAF_JOBS=${WAF_JOBS:-1}
 [[ $JOB_NAME == *"code-coverage" ]] && export DISABLE_ASAN=yes
 
-nanos() {
-    # Cannot use date(1) because macOS does not support %N format specifier
-    python3 -c 'import time; print(int(time.time() * 1e9))'
-}
-
 for file in .jenkins.d/*; do
     [[ -f $file && -x $file ]] || continue
 
-    if [[ -n $TRAVIS ]]; then
+    if [[ -n $GITHUB_ACTIONS ]]; then
         label=$(basename "$file" | sed -E 's/[[:digit:]]+-(.*)\..*/\1/')
-        echo -ne "travis_fold:start:${label}\r"
-        echo -ne "travis_time:start:${label}\r"
-        start=$(nanos)
+        echo "::group::${label}"
     fi
 
     echo "\$ $file"
     "$file"
 
-    if [[ -n $TRAVIS ]]; then
-        finish=$(nanos)
-        echo -ne "travis_time:end:${label}:start=${start},finish=${finish},duration=$((finish-start)),event=${label}\r"
-        echo -ne "travis_fold:end:${label}\r"
+    if [[ -n $GITHUB_ACTIONS ]]; then
+        echo "::endgroup::"
     fi
 done
diff --git a/.jenkins.d/00-deps.sh b/.jenkins.d/00-deps.sh
index c020871..95dfe37 100755
--- a/.jenkins.d/00-deps.sh
+++ b/.jenkins.d/00-deps.sh
@@ -3,13 +3,13 @@
 
 if has OSX $NODE_LABELS; then
     FORMULAE=(boost openssl pkg-config)
-    if has OSX-10.13 $NODE_LABELS || has OSX-10.14 $NODE_LABELS; then
-        FORMULAE+=(python)
+    if [[ $JOB_NAME == *"Docs" ]]; then
+        FORMULAE+=(doxygen graphviz)
     fi
 
-    if [[ -n $TRAVIS ]]; then
-        # Travis images come with a large number of pre-installed
-        # brew packages, don't waste time upgrading all of them
+    if [[ -n $GITHUB_ACTIONS ]]; then
+        # GitHub Actions runners have a large number of pre-installed
+        # Homebrew packages. Don't waste time upgrading all of them.
         brew list --versions "${FORMULAE[@]}" || brew update
         for FORMULA in "${FORMULAE[@]}"; do
             brew list --versions "$FORMULA" || brew install "$FORMULA"
@@ -23,8 +23,23 @@
         brew cleanup
     fi
 
+    if [[ $JOB_NAME == *"Docs" ]]; then
+        pip3 install --upgrade --upgrade-strategy=eager sphinx sphinxcontrib-doxylink
+    fi
+
 elif has Ubuntu $NODE_LABELS; then
     sudo apt-get -qq update
     sudo apt-get -qy install build-essential pkg-config python3-minimal \
                              libboost-all-dev libssl-dev libsqlite3-dev
+
+    case $JOB_NAME in
+        *code-coverage)
+            sudo apt-get -qy install lcov python3-pip
+            pip3 install --user --upgrade --upgrade-strategy=eager 'gcovr~=5.0'
+            ;;
+        *Docs)
+            sudo apt-get -qy install doxygen graphviz python3-pip
+            pip3 install --user --upgrade --upgrade-strategy=eager sphinx sphinxcontrib-doxylink
+            ;;
+    esac
 fi
diff --git a/.jenkins.d/02-cleanup.sh b/.jenkins.d/09-cleanup.sh
similarity index 69%
rename from .jenkins.d/02-cleanup.sh
rename to .jenkins.d/09-cleanup.sh
index d56eeae..fe007ef 100755
--- a/.jenkins.d/02-cleanup.sh
+++ b/.jenkins.d/09-cleanup.sh
@@ -5,4 +5,4 @@
 
 sudo rm -fr /usr/local/include/"$PROJ"
 sudo rm -f /usr/local/lib{,64}/lib"$PROJ"*
-sudo rm -f /usr/local/lib{,64}/pkgconfig/"$PROJ".pc
+sudo rm -f /usr/local/lib{,64}/pkgconfig/{,lib}"$PROJ".pc
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 2e7caab..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,105 +0,0 @@
-version: ~> 1.0
-language: cpp
-os: linux
-dist: bionic
-
-arch:
-  - amd64
-  - arm64
-  - ppc64le
-  - s390x
-
-env:
-  - COMPILER=g++-7
-  - COMPILER=g++-9
-  - COMPILER=clang++-6.0
-  - COMPILER=clang++-9
-
-jobs:
-  include:
-    # Linux
-    - env: COMPILER=g++-8
-    - env: COMPILER=clang++-5.0
-    - env: COMPILER=clang++-7
-    - env: COMPILER=clang++-8
-    - env: COMPILER=clang++-10
-    - env: COMPILER=clang++-11
-
-    # macOS
-    - os: osx
-      osx_image: xcode9.4
-      env: # default compiler
-    - os: osx
-      osx_image: xcode10.1
-      env: # default compiler
-    - os: osx
-      osx_image: xcode10.3
-      env: # default compiler
-    - os: osx
-      osx_image: xcode11.3
-      env: # default compiler
-    - os: osx
-      osx_image: xcode11.6
-      env: # default compiler
-    - os: osx
-      osx_image: xcode12
-      env: # default compiler
-
-  allow_failures:
-    - arch: s390x # bug 5098
-    - env: COMPILER=clang++-11
-
-  fast_finish: true
-
-before_install:
-  - |
-    : Adding apt repositories
-    case ${COMPILER} in
-      g++-9)
-        # https://launchpad.net/~ubuntu-toolchain-r/+archive/ubuntu/test/+packages
-        travis_retry sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
-        travis_retry sudo apt-get -qq update
-        ;;
-      clang++-1?)
-        # https://apt.llvm.org/
-        LLVM_REPO=${COMPILER/clang++/llvm-toolchain-${TRAVIS_DIST}}
-        travis_retry wget -nv -O - "https://apt.llvm.org/llvm-snapshot.gpg.key" | sudo apt-key add -
-        travis_retry sudo add-apt-repository -y "deb http://apt.llvm.org/${TRAVIS_DIST}/ ${LLVM_REPO%-11} main"
-        travis_retry sudo apt-get -qq update
-        ;;
-    esac
-
-install:
-  - |
-    : Installing C++ compiler
-    if [[ -n ${COMPILER} ]]; then
-      travis_retry sudo apt-get -qy install ${COMPILER/clang++/clang}
-    fi
-
-before_script:
-  - |
-    : Setting environment variables
-    if [[ -n ${COMPILER} ]]; then
-      export CXX=${COMPILER}
-    fi
-    case ${TRAVIS_OS_NAME} in
-      linux)  export NODE_LABELS="Linux Ubuntu Ubuntu-18.04" ;;
-      osx)    export NODE_LABELS="OSX OSX-$(sw_vers -productVersion | cut -d . -f -2)" ;;
-    esac
-    export WAF_JOBS=2
-  - |
-    : Enabling workarounds
-    case "${TRAVIS_CPU_ARCH},${COMPILER}" in
-      ppc64le,g++-7)
-        # AddressSanitizer does not seem to be working
-        export DISABLE_ASAN=yes
-        ;;
-      *,clang++-8)
-        # https://bugs.llvm.org/show_bug.cgi?id=40808
-        export DISABLE_ASAN=yes
-        ;;
-    esac
-  - ${CXX:-c++} --version
-
-script:
-  - ./.jenkins
diff --git a/README.md b/README.md
index 1045861..8f027ad 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,9 @@
 # ChronoSync: synchronization library for distributed realtime applications for NDN
 
-![Language](https://img.shields.io/badge/C%2B%2B-14-blue.svg)
-[![Build Status](https://travis-ci.org/named-data/ChronoSync.svg?branch=master)](https://travis-ci.org/named-data/ChronoSync)
-![Latest Version](https://img.shields.io/github/tag/named-data/ChronoSync.svg?color=darkkhaki&label=latest%20version)
+[![CI](https://github.com/named-data/ChronoSync/actions/workflows/ci.yml/badge.svg)](https://github.com/named-data/ChronoSync/actions/workflows/ci.yml)
+[![Docs](https://github.com/named-data/ChronoSync/actions/workflows/docs.yml/badge.svg)](https://github.com/named-data/ChronoSync/actions/workflows/docs.yml)
+![Language](https://img.shields.io/badge/C%2B%2B-14-blue)
+![Latest version](https://img.shields.io/github/v/tag/named-data/ChronoSync?label=Latest%20version)
 
 > DEPRECATION NOTICE: ChronoSync's design is outdated. We recommend using more recent sync protocols, such as [PSync](https://named-data.net/doc/PSync/current/index.html) or [StateVectorSync](https://named-data.github.io/StateVectorSync/).
 
diff --git a/docs/conf.py b/docs/conf.py
index 5fa4789..05d0f76 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -1,10 +1,8 @@
-# -*- coding: utf-8 -*-
-#
 # Configuration file for the Sphinx documentation builder.
 #
 # This file only contains a selection of the most common options. For a full
 # list see the documentation:
-# http://www.sphinx-doc.org/en/master/config
+# https://www.sphinx-doc.org/en/master/usage/configuration.html
 
 # -- Path setup --------------------------------------------------------------
 
@@ -20,13 +18,13 @@
 # -- Project information -----------------------------------------------------
 
 project = u'ChronoSync: A Synchronization Protocol for NDN'
-copyright = u'Copyright © 2012-2020 Regents of the University of California.'
+copyright = u'Copyright © 2012-2021 Regents of the University of California.'
 author = u'Named Data Networking Project'
 
-# The short X.Y version
+# The short X.Y version.
 #version = ''
 
-# The full version, including alpha/beta/rc tags
+# The full version, including alpha/beta/rc tags.
 #release = ''
 
 # There are two options for replacing |today|: either, you set today to some
@@ -40,12 +38,13 @@
 
 # If your documentation needs a minimal Sphinx version, state it here.
 #
-needs_sphinx = '1.1'
+needs_sphinx = '1.3'
 
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
+    'sphinx.ext.extlinks',
     'sphinx.ext.todo',
 ]
 
@@ -86,6 +85,12 @@
 # so a file named "default.css" will overwrite the builtin "default.css".
 html_static_path = ['_static']
 
+html_copy_source = False
+html_show_sourcelink = False
+
+# Disable syntax highlighting of code blocks by default.
+highlight_language = 'none'
+
 
 # -- Options for LaTeX output ------------------------------------------------
 
@@ -132,3 +137,7 @@
 doxylink = {
     'ChronoSync': ('ChronoSync.tag', 'doxygen/'),
 }
+
+extlinks = {
+    'issue': ('https://redmine.named-data.net/issues/%s', 'issue #'),
+}
diff --git a/docs/doxygen.conf.in b/docs/doxygen.conf.in
index 7a5922d..7a74246 100644
--- a/docs/doxygen.conf.in
+++ b/docs/doxygen.conf.in
@@ -1041,13 +1041,6 @@
 
 ALPHABETICAL_INDEX     = YES
 
-# The COLS_IN_ALPHA_INDEX tag can be used to specify the number of columns in
-# which the alphabetical index list will be split.
-# Minimum value: 1, maximum value: 20, default value: 5.
-# This tag requires that the tag ALPHABETICAL_INDEX is set to YES.
-
-COLS_IN_ALPHA_INDEX    = 5
-
 # In case all classes in a project start with a common prefix, all classes will
 # be put under the same header in the alphabetical index. The IGNORE_PREFIX tag
 # can be used to specify a prefix (or a list of prefixes) that should be ignored
@@ -1746,16 +1739,6 @@
 
 LATEX_HIDE_INDICES     = NO
 
-# If the LATEX_SOURCE_CODE tag is set to YES then doxygen will include source
-# code with syntax highlighting in the LaTeX output.
-#
-# Note that which sources are shown also depends on other settings such as
-# SOURCE_BROWSER.
-# The default value is: NO.
-# This tag requires that the tag GENERATE_LATEX is set to YES.
-
-LATEX_SOURCE_CODE      = NO
-
 # The LATEX_BIB_STYLE tag can be used to specify the style to use for the
 # bibliography, e.g. plainnat, or ieeetr. See
 # http://en.wikipedia.org/wiki/BibTeX and \cite for more info.
@@ -1828,16 +1811,6 @@
 
 RTF_EXTENSIONS_FILE    =
 
-# If the RTF_SOURCE_CODE tag is set to YES then doxygen will include source code
-# with syntax highlighting in the RTF output.
-#
-# Note that which sources are shown also depends on other settings such as
-# SOURCE_BROWSER.
-# The default value is: NO.
-# This tag requires that the tag GENERATE_RTF is set to YES.
-
-RTF_SOURCE_CODE        = NO
-
 #---------------------------------------------------------------------------
 # Configuration options related to the man page output
 #---------------------------------------------------------------------------
@@ -1927,15 +1900,6 @@
 
 DOCBOOK_OUTPUT         = docbook
 
-# If the DOCBOOK_PROGRAMLISTING tag is set to YES, doxygen will include the
-# program listings (including syntax highlighting and cross-referencing
-# information) to the DOCBOOK output. Note that enabling this will significantly
-# increase the size of the DOCBOOK output.
-# The default value is: NO.
-# This tag requires that the tag GENERATE_DOCBOOK is set to YES.
-
-DOCBOOK_PROGRAMLISTING = NO
-
 #---------------------------------------------------------------------------
 # Configuration options for the AutoGen Definitions output
 #---------------------------------------------------------------------------
@@ -2044,11 +2008,16 @@
 # This tag requires that the tag ENABLE_PREPROCESSING is set to YES.
 
 PREDEFINED             = DOXYGEN \
+                         NDN_CXX_DECLARE_WIRE_ENCODE_INSTANTIATIONS(x)= \
+                         NDN_LOG_INIT(x)= \
+                         NDN_LOG_MEMBER_DECL()= \
+                         NDN_LOG_MEMBER_DECL_SPECIALIZED(x)= \
+                         NDN_LOG_MEMBER_INIT(x,y)= \
+                         NDN_LOG_MEMBER_INIT_SPECIALIZED(x,y)= \
                          CHRONOSYNC_PUBLIC_WITH_TESTS_ELSE_PROTECTED=protected \
                          CHRONOSYNC_PUBLIC_WITH_TESTS_ELSE_PRIVATE=private \
                          CHRONOSYNC_PROTECTED_WITH_TESTS_ELSE_PRIVATE=private \
-                         CHRONOSYNC_VIRTUAL_WITH_TESTS= \
-                         NDN_CXX_DECLARE_WIRE_ENCODE_INSTANTIATIONS(x)=
+                         CHRONOSYNC_VIRTUAL_WITH_TESTS=
 
 # If the MACRO_EXPANSION and EXPAND_ONLY_PREDEF tags are set to YES then this
 # tag can be used to specify a list of macro names that should be expanded. The
diff --git a/docs/index.rst b/docs/index.rst
index 872ace5..bdd22a2 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -8,15 +8,12 @@
    DesignDoc
 
 * :doc:`DesignDoc`
-
-**Additional documentation**
-
 * `API documentation (doxygen) <doxygen/annotated.html>`_
 
 Downloading
 -----------
 
-* `Source code GitHub git repository <https://github.com/named-data/ChronoSync>`_.
+* `Source code git repository <https://github.com/named-data/ChronoSync>`_
 
 License
 -------