diff --git a/Justfile b/Justfile
new file mode 100644
index 0000000..f155343
--- /dev/null
+++ b/Justfile
@@ -0,0 +1,79 @@
+PIP := "./venv/bin/python -m pip --require-venv"
+
+# Display recipe listing
+help:
+    @just --list
+
+# Update all dev dependencies
+update:
+    echo Installing when ...
+    {{PIP}} install -U -e .
+
+    echo Installing dev dependencies ...
+    {{PIP}} install -U pytest coverage pytest-cov tox ipython flake8 black twine bump isort
+
+# Create a virtual environment if needed
+venv: && update
+    #!/usr/bin/env bash
+    if [ ! -d ./venv ]; then
+        echo Creating virtual env in dir ./venv ...
+        python3 -m venv venv
+    fi 
+
+# Run test suite
+test:
+    ./venv/bin/pytest -vv -s
+
+# Remove the virtual env dir
+rmvenv:
+    #!/usr/bin/env bash
+    if [ -d ./venv ]; then
+        if [ -s $VIRTUAL_ENV ]; then
+            echo You must now run `deactivate` manually
+        fi
+        rm -rf ./venv
+    fi
+
+# Run coverage report from test suite
+cov:
+    ./venv/bin/pytest -vv -s --cov-config setup.cfg --cov-report html --cov-report term --cov=when
+    echo HTML coverage report: ./build/coverage/index.html
+    open ./build/coverage/index.html
+
+# Remove all *.pyc files and __pycache__ dirs
+clean:
+    find . -type f -name "*.pyc" -delete
+    find . -type d -name "__pycache__" -delete
+
+# Remove all test and coverage artifacts
+clean-test:
+    rm -rf .coverage
+    rm -rf ./pytest_cache ./.tox
+
+# Remove all build and dist artifacts
+clean-build:
+    rm -rf ./src/when.egg-info ./dist ./build
+
+# Clean all build, test, and compile artifacts and remove venv
+[confirm('Remove all build, test, coverage, and compiled artifacts and delete venv?')]
+purge: clean clean-test rmvenv clean-build
+    echo All artifacts purged
+
+# Run linter and code formatter tools
+lint:
+    ./venv/bin/flake8 src/when tests
+    ./venv/bin/black --check --diff -l 100 src/when tests setup.py
+
+# Show current version
+version:
+    #!/usr/bin/env python3
+    local_ctx = {}
+    with open("src/when/__init__.py") as fp:
+        exec(fp.read(), {}, local_ctx)
+    print(f"Current version: {local_ctx['VERSION']}")
+
+# Launch sqlite data browser (macOS only)
+[macos]
+db:
+    open ./src/when/db/when.db
+
diff --git a/tox.ini b/tox.ini
index f7fa819..f000984 100644
--- a/tox.ini
+++ b/tox.ini
@@ -8,41 +8,6 @@ commands =
 deps =
     pytest
 
-[testenv:cov]
-basepython = python3.10
-allowlist_externals =
-    echo
-commands =
-    pytest -v --cov-config setup.cfg --cov-report html --cov-report term --cov=when
-    echo HTML coverage report: {toxinidir}/build/coverage/index.html
-deps =
-    pytest
-    coverage
-    pytest-cov
-
-[testenv:clean]
-allowlist_externals =
-    find
-    rm
-commands =
-    find {toxinidir} -type f -name "*.pyc" -delete
-    find {toxinidir} -type d -name "__pycache__" -delete
-    rm -f {toxworkdir} {toxinidir}/.pytest_cache {toxinidir}/build {toxinidir}/dist
-    rm -f {toxinidir}/when.egg-info
-    rm -f .coverage 
-
-[testenv:lint]
-description = Run PEP8 flake8 against the src/when/ package directory and tests/
-skipsdist = true
-skip_install = true
-basepython = python3.10
-deps =
-    flake8
-    black
-commands =
-    flake8 src/when tests
-    black --check --diff -l 100 src/when tests
-
 [gh-actions]
 python =
     3.10: py310