diff --git a/.github/workflows/javascript.yml b/.github/workflows/javascript.yml
index 244e8bd0..3a47640c 100644
--- a/.github/workflows/javascript.yml
+++ b/.github/workflows/javascript.yml
@@ -49,15 +49,15 @@ jobs:
         cache-dependency-path: 'javascript/package-lock.json'
 
     - name: Install dependencies
-      run: make js_dependencies
+      run: make js_dependencies COV=true
 
     - name: Run tests (serially)
       if: ${{ matrix.version == 22 && matrix.os == 'ubuntu-latest' }}
-      run: make js_test COV=true
+      run: make js_test COV=true HAS_NPM=0
 
     - name: Run tests (in parallel)
       if: ${{ !(matrix.version == 22 && matrix.os == 'ubuntu-latest') }}
-      run: make js_test_auto COV=true
+      run: make js_test_auto COV=true HAS_NPM=0
 
     - name: Upload coverage reports to Codecov
       uses: codecov/codecov-action@v4.0.1
diff --git a/Makefile b/Makefile
index 3c4d3b75..042c550d 100644
--- a/Makefile
+++ b/Makefile
@@ -42,39 +42,39 @@ html dirhtml singlehtml epub latex: LICENSE
 	@$(MAKE) docs_$@ $(MFLAGS)
 
 .PHONY: clean
-clean: LICENSE cs_clean cp_clean c_clean ja_clean js_clean py_clean rs_clean docs_clean
+clean: cs_clean cp_clean c_clean ja_clean js_clean py_clean rs_clean docs_clean
 
 .PHONY: cs_%
 cs_%: LICENSE
-	@cd csharp && $(MAKE) $* $(MFLAGS)
+	@cd csharp && $(MAKE) $* $(MFLAGS) --no-print-directory
 
 .PHONY: cp_%
 cp_%: LICENSE
-	@cd cplusplus && $(MAKE) $* $(MFLAGS)
+	@cd cplusplus && $(MAKE) $* $(MFLAGS) --no-print-directory
 
 .PHONY: c_%
 c_%: LICENSE
-	@cd c && $(MAKE) $* $(MFLAGS)
+	@cd c && $(MAKE) $* $(MFLAGS) --no-print-directory
 
 .PHONY: docs_%
 docs_%: LICENSE
-	@cd docs && $(MAKE) $* $(MFLAGS)
+	@cd docs && $(MAKE) $* $(MFLAGS) --no-print-directory
 
 .PHONY: ja_%
 ja_%: LICENSE
-	@cd java && $(MAKE) $* $(MFLAGS)
+	@cd java && $(MAKE) $* $(MFLAGS) --no-print-directory
 
 .PHONY: js_%
 js_%: LICENSE
-	@cd javascript && $(MAKE) $* $(MFLAGS)
+	@cd javascript && $(MAKE) $* $(MFLAGS) --no-print-directory
 
 .PHONY: py_%
 py_%: LICENSE
-	@cd python && $(MAKE) $* $(MFLAGS)
+	@cd python && $(MAKE) $* $(MFLAGS) --no-print-directory
 
 .PHONY: rs_%
 rs_%: LICENSE
-	@cd rust && $(MAKE) $* $(MFLAGS)
+	@cd rust && $(MAKE) $* $(MFLAGS) --no-print-directory
 
 %:
-	@$(MAKE) c_$* cp_$* cs_$* ja_$* js_$* py_$* rs_$* $(MFLAGS)
+	@$(MAKE) c_$* cp_$* cs_$* ja_$* js_$* py_$* rs_$* $(MFLAGS) --no-print-directory
diff --git a/c/Makefile b/c/Makefile
index 2a6a8909..f7d99994 100644
--- a/c/Makefile
+++ b/c/Makefile
@@ -25,25 +25,25 @@ help:
 
 .PHONY: test_%
 test_%: ../LICENSE submodules dependencies
-	cd ../python; $(MAKE) dependencies $(MFLAGS)
-	$(PY) -m pytest -dvl -n$* test_euler.py --cov
+	@cd ../python; $(MAKE) dependencies $(MFLAGS)
+	@$(PY) -m pytest -dvl -n$* test_euler.py --cov
 
 .PHONY: test
 test: ../LICENSE submodules dependencies
-	$(PY) -m pytest -vl --benchmark-sort=fullname --benchmark-group-by=fullfunc --benchmark-verbose test_euler.py --cov
+	@$(PY) -m pytest -vl --benchmark-sort=fullname --benchmark-group-by=fullfunc --benchmark-verbose test_euler.py --cov
 
 .PHONY: submodules
 submodules:
-	git submodule init
-	git submodule update
+	@git submodule init
+	@git submodule update
 
 .PHONY: dependencies
 dependencies: submodules
-	$(PIP) install -r requirements.txt -r ../python/requirements.txt $(USER_FLAG) $(PROXY_ARG)
+	@$(PIP) install -r requirements.txt -r ../python/requirements.txt $(USER_FLAG) $(PROXY_ARG)
 
 .PHONY: lint
 lint:
-	if test -z "$(clang-tidy src/p0000_template.c -warnings-as-errors=* 2>&1 | grep "Unknown command line argument")"; then \
+	@if test -z "$(clang-tidy src/p0000_template.c -warnings-as-errors=* 2>&1 | grep "Unknown command line argument")"; then \
 		clang-tidy src/*.c -warnings-as-errors=-clang-analyzer-security.insecureAPI.DeprecatedOrUnsafeBufferHandling; \
 	else \
 		clang-tidy src/*.c; \
@@ -51,14 +51,14 @@ lint:
 
 .PHONY: native
 native: ../LICENSE submodules
-	$(CC) test.c Unity/src/unity.c -O2 -lm -lc -Wall -Werror -march=native -flto -DAMD_COMPILER=0
+	@$(CC) test.c Unity/src/unity.c -O2 -lm -lc -Wall -Werror -march=native -flto -DAMD_COMPILER=0
 
 .PHONY: clean
 clean:
-	rm -r build ./{*,*/*}{.pyc,__pycache__,.mypy_cache} || echo
+	@rm -rf build {.,*,*/*}/{*.pyc,__pycache__,.mypy_cache,.pytest_cache,.benchmarks} || echo
 
 .PHONY: wasm
 wasm: ../LICENSE submodules
-	wget https://github.com/jedisct1/libclang_rt.builtins-wasm32.a -O wasm32.a
-	mkdir -p build
-	clang -DUNITY_END --target=wasm32-unknown-wasi --sysroot /tmp/wasi-libc -nostartfiles -Wl,--import-memory -Wl,--no-entry -Wl,--export-all -o build/c.wasm test.c
+	@wget https://github.com/jedisct1/libclang_rt.builtins-wasm32.a -O wasm32.a
+	@mkdir -p build
+	@clang -DUNITY_END --target=wasm32-unknown-wasi --sysroot /tmp/wasi-libc -nostartfiles -Wl,--import-memory -Wl,--no-entry -Wl,--export-all -o build/c.wasm test.c
diff --git a/cplusplus/Makefile b/cplusplus/Makefile
index 5ef1ff14..5fd56f98 100644
--- a/cplusplus/Makefile
+++ b/cplusplus/Makefile
@@ -24,25 +24,25 @@ help:
 
 .PHONY: test_%
 test_%: ../LICENSE dependencies
-	cd ../python; $(MAKE) dependencies $(MFLAGS)
-	$(PY) -m pytest -dvl -n$* test_euler.py --cov
+	@cd ../python; $(MAKE) dependencies $(MFLAGS)
+	@$(PY) -m pytest -dvl -n$* test_euler.py --cov
 
 .PHONY: test
 test: ../LICENSE dependencies
-	$(PY) -m pytest -vl --benchmark-sort=fullname --benchmark-group-by=fullfunc --benchmark-verbose test_euler.py --cov
+	@$(PY) -m pytest -vl --benchmark-sort=fullname --benchmark-group-by=fullfunc --benchmark-verbose test_euler.py --cov
 
 .PHONY: submodules
 submodules:
-	git submodule init
-	git submodule update
+	@git submodule init
+	@git submodule update
 
 .PHONY: dependencies
 dependencies:
-	$(PIP) install -r requirements.txt -r ../python/requirements.txt $(USER_FLAG) $(PROXY_ARG)
+	@$(PIP) install -r requirements.txt -r ../python/requirements.txt $(USER_FLAG) $(PROXY_ARG)
 
 .PHONY: lint
 lint:
-	if test -z "$(clang-tidy src/p0000_template.cpp -warnings-as-errors=* 2>&1 | grep "Unknown command line argument")"; then \
+	@if test -z "$(clang-tidy src/p0000_template.cpp -warnings-as-errors=* 2>&1 | grep "Unknown command line argument")"; then \
 		clang-tidy src/*.cpp -warnings-as-errors=-clang-analyzer-security.insecureAPI.DeprecatedOrUnsafeBufferHandling; \
 	else \
 		clang-tidy src/*.cpp; \
@@ -50,8 +50,8 @@ lint:
 
 .PHONY: native
 native: ../LICENSE submodules
-	$(CXX) test.cpp Unity/src/unity.c -O2 -lm -Wall -Werror -std=c++11 -march=native -flto -DAMD_COMPILER=0 -Wno-deprecated
+	@$(CXX) test.cpp Unity/src/unity.c -O2 -lm -Wall -Werror -std=c++11 -march=native -flto -DAMD_COMPILER=0 -Wno-deprecated
 
 .PHONY: clean
 clean:
-	rm -r build ./{*,*/*}{.pyc,__pycache__,.mypy_cache} || echo
+	@rm -rf build {.,*,*/*}/{*.pyc,__pycache__,.mypy_cache,.pytest_cache,.benchmarks} || echo
diff --git a/csharp/Makefile b/csharp/Makefile
index 04111e5b..cdfbb696 100644
--- a/csharp/Makefile
+++ b/csharp/Makefile
@@ -18,26 +18,26 @@ help:
 
 .PHONY: clean
 clean:
-	dotnet clean || rm ./*/{bin,obj,TestResults} || echo
+	@dotnet clean || rm -rf ./*/{bin,obj,TestResults} || echo
 
 .PHONY: test
 test: ../LICENSE
 ifneq ($(NOT_TERMUX),0)
-	dotnet test --nologo $(cov_args)
+	@dotnet test --nologo $(cov_args)
 endif
 
 .PHONY: test_%
-test_%: ../LICENSE
-	$(MAKE) test $(MFLAGS)
+test_%:
+	@$(MAKE) test $(MFLAGS) --no-print-directory
 
 .PHONY: dependencies
 dependencies:
 ifneq ($(NOT_TERMUX),0)
-	dotnet restore
+	@dotnet restore
 endif
 
 .PHONY: lint
 lint:
 ifneq ($(NOT_TERMUX),0)
-	dotnet format --verify-no-changes
+	@dotnet format --verify-no-changes
 endif
diff --git a/docs/Makefile b/docs/Makefile
index 67b75649..373da406 100644
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -27,50 +27,26 @@ help:
 
 .PHONY: clean
 clean:
-	rm -r _build _static/dist || echo
+	@rm -rf _build _static/dist || echo
 
 .PHONY: dependencies
 dependencies:
-	$(PIP) install -r requirements.txt -r ../c/requirements.txt -r ../python/requirements.txt --upgrade $(USER_FLAG) $(PROXY_ARG)
-	npm install -g jsdoc
-
-_static/test-c.html:
-	cd ../c && $(MAKE) webpack $(MFLAGS)
-	mkdir -p _static/dist
-	cp ../c/dist/bundle-c.js _static/dist/bundle-c.js
-	cat _static/test-js.html | sed s#_static/bundle-js.js#_static/bundle-c.js > _static/test-c.html
-
-_static/test-cp.html:
-	cd ../cplusplus && $(MAKE) webpack $(MFLAGS)
-	mkdir -p _static/dist
-	cp ../cplusplus/dist/bundle-cp.js _static/dist/bundle-cp.js
-	cat _static/test-js.html | sed s#_static/bundle-js.js#_static/bundle-cp.js > _static/test-cp.html
-
-_static/test-cs.html:
-	cd ../csharp && $(MAKE) webpack $(MFLAGS)
-	mkdir -p _static/dist
-	cp ../csharp/dist/bundle-cs.js _static/dist/bundle-cs.js
-	cat _static/dist/test-js.html | sed s#_static/bundle-js.js#_static/bundle-cs.js > _static/test-cs.html
+	@$(PIP) install -r requirements.txt -r ../c/requirements.txt -r ../python/requirements.txt --upgrade $(USER_FLAG) $(PROXY_ARG)
+	@npm install -g jsdoc
 
 _static/dist/bundle.js:
-	cd ../javascript && $(MAKE) webpack $(MFLAGS)
-	mkdir -p _static/dist
-	cp ../javascript/dist/bundle-js.js _static/dist/bundle-js.js
+	@cd ../javascript && $(MAKE) webpack $(MFLAGS)
+	@mkdir -p _static/dist
+	@cp ../javascript/dist/bundle-js.js _static/dist/bundle-js.js
 
 _static/dist/python.tar.gz:
-	cd ../python && $(MAKE) webpack $(MFLAGS)
-
-_static/test-rs.html:
-	cd ../rust && $(MAKE) webpack $(MFLAGS)
-	mkdir -p _static/dist
-	cp ../rust/dist/bundle-rs.js _static/dist/bundle-rs.js
-	cat _static/dist/test-js.html | sed s#_static/bundle-js.js#_static/bundle-rs.js > _static/test-rs.html
+	@cd ../python && $(MAKE) webpack $(MFLAGS)
 
 .PHONY: html
-html: ../LICENSE _static/dist/bundle.js _static/dist/python.tar.gz
-	$(SPHINXBUILD) -M html "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
+html: _static/dist/bundle.js _static/dist/python.tar.gz
+	@$(SPHINXBUILD) -M html "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
 
 # Catch-all target: route all unknown targets to Sphinx using the new
 # "make mode" option.  $(O) is meant as a shortcut for $(SPHINXOPTS).
-%: ../LICENSE
-	$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
+%:
+	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
diff --git a/java/Makefile b/java/Makefile
index 59d82feb..2bfc91f4 100644
--- a/java/Makefile
+++ b/java/Makefile
@@ -11,19 +11,19 @@ help:
 
 .PHONY: clean
 clean:
-	$(MVN) clean || echo "Maven not installed"
+	@$(MVN) clean || echo "Maven not installed"
 
 .PHONY: test
 test: ../LICENSE
-	$(MVN) -e test -Dtest.single
+	@$(MVN) -e test -Dtest.single
 
 test_auto: ../LICENSE
-	$(MVN) -e test -T 1C
+	@$(MVN) -e test -T 1C
 
 .PHONY: test_%
 test_%: ../LICENSE
-	$(MVN) -e test -T $*
+	@$(MVN) -e test -T $*
 
 .PHONY: lint
 lint:
-	$(MVN) formatter:format
+	@$(MVN) formatter:format
diff --git a/javascript/Makefile b/javascript/Makefile
index e05107c1..98467be5 100644
--- a/javascript/Makefile
+++ b/javascript/Makefile
@@ -22,75 +22,80 @@ help:
 	@echo "  $(BLUE)clean$(NC)  	clean up any stray files"
 
 .PHONY: test
-test: ../LICENSE dependencies
-	$(MOCHA) euler.test.js
+test: ../LICENSE dependencies bun_test
+	@$(MOCHA) euler.test.js
 
-test_auto: dependencies
-	$(MOCHA) --parallel euler.test.js
+test_auto: dependencies bun_test
+	@$(MOCHA) --parallel euler.test.js
 
 .PHONY: test_%
-test_%: ../LICENSE dependencies
-	$(MOCHA) --parallel -j $* euler.test.js
+test_%: ../LICENSE dependencies bun_test
+	@$(MOCHA) --parallel -j $* euler.test.js
 
 .PHONY: bun_dependencies
 bun_dependencies:
-	if ! command -v bun; then npm -g install bun; fi
-	bun install
+ifeq ($(NOT_TERMUX),1)
+ifneq ($(HAS_NPM),0)
+	@if ! command -v bun; then npm -g install bun; fi
+endif
+	@bun install
+endif
 
 .PHONY: bun_test
 bun_test: ../LICENSE bun_dependencies
+ifeq ($(NOT_TERMUX),1)
 ifeq ($(COV),true)
-	bun test --coverage --coverage-reporter lcov
+	@bun test --coverage --coverage-reporter lcov
 else
-	bun test
+	@bun test
+endif
 endif
 
 .PHONY: dependencies
 ifneq ($(HAS_NPM),0)
 ifeq ($(OS),Windows_NT)  # if no NPM and Windows
 dependencies:
-	1>&2 echo "Windows not yet supported"
-	exit /b -1
+	@1>&2 echo "Windows not yet supported"
+	@exit /b -1
 else
 ifeq ($(NOT_TERMUX),0)  # if no NPM and Termux
 dependencies:
-	pkg install -y nodejs;
-	$(MAKE) _dependencies $(MFLAGS)
+	@pkg install -y nodejs;
+	@$(MAKE) node_modules $(MFLAGS)
 else  # if no NPM and not Termux
 dependencies:
-	curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.34.0/install.sh | bash \
-	export NVM_DIR="$$HOME/.nvm"; \
-	[ -s "$$NVM_DIR/nvm.sh" ] && \. "$$NVM_DIR/nvm.sh" \
-	nvm install --lts
-	$(MAKE) _dependencies $(MFLAGS)
+	@curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.34.0/install.sh | bash \
+	@export NVM_DIR="$$HOME/.nvm"; \
+	@[ -s "$$NVM_DIR/nvm.sh" ] && \. "$$NVM_DIR/nvm.sh" \
+	@nvm install --lts
+	@$(MAKE) node_modules $(MFLAGS)
 endif
 endif
 else  # has NPM
-dependencies: _dependencies
+dependencies: node_modules
 endif
 
-.PHONY: _dependencies
-_dependencies:
+node_modules:
 ifeq ($(COV),true)
-	npm install -g istanbul
+	@npm install -g istanbul
 endif
-	npm install --include=dev
+	@npm install --include=dev
 
 .PHONY: lint
 lint: dependencies
-	npx eslint *.js src/*.js src/lib/*.js --ignore-pattern "dist/*"
+	@npx eslint *.js src/*.js src/lib/*.js --ignore-pattern "dist/*"
 
 .PHONY: clean
 clean:
-	rm -r node_modules dist src/lib/fallbacks || echo
+	@rm -rf node_modules dist src/lib/fallbacks || echo
 
 .PHONY: webpack
 webpack: ../LICENSE dependencies
-	mkdir -p src/lib/fallbacks
-	for f in ../_data/*; do \
+	@mkdir -p src/lib/fallbacks
+	@for f in ../_data/*; do \
 	  bf=$$(echo $$f | sed "s/.*\///"); \
 	  echo -n "exports.value = '" > ./src/lib/fallbacks/$$bf.js; \
 	  base64 -w0 $$f | head --bytes -1 >> ./src/lib/fallbacks/$$bf.js; \
 	  echo "';" >> ./src/lib/fallbacks/$$bf.js; \
 	done
-	npx webpack
+	@npx webpack
diff --git a/python/Makefile b/python/Makefile
index b9bfe662..84320f4e 100644
--- a/python/Makefile
+++ b/python/Makefile
@@ -50,41 +50,35 @@ help:
 
 .PHONY: test
 test: ../LICENSE dependencies
-	$(PY) -m pytest $(pytest_args) $(benchmark_flags)
+	@$(PY) -m pytest $(pytest_args) $(benchmark_flags)
 
 .PHONY: test_%
 test_%: ../LICENSE dependencies
-	$(PY) -m pytest $(pytest_args) -d -n$*
+	@$(PY) -m pytest $(pytest_args) -d -n$*
 
 .PHONY: dependencies
 ifeq ($(MYPY),true)
 dependencies:
-	$(PIP) install -r requirements.txt $(USER_FLAG) $(PROXY_ARG)
+	@$(PIP) install -r requirements.txt $(USER_FLAG) $(PROXY_ARG)
 else
 dependencies:
-	cat requirements.txt | grep -v "mypy" > .requirements.txt
-	$(PIP) install -r .requirements.txt $(USER_FLAG) $(PROXY_ARG)
+	@cat requirements.txt | grep -v "mypy" > .requirements.txt
+	@$(PIP) install -r .requirements.txt $(USER_FLAG) $(PROXY_ARG)
 endif
 
 .PHONY: clean
+clean: SHELL := bash
 clean:
-	rm -r ./{*,*/*}{.pyc,__pycache__,.mypy_cache} || echo
+	@rm -rf {.,*,*/*}/{*.pyc,__pycache__,.mypy_cache,.pytest_cache,.benchmarks} || echo
 
 .PHONY: webpack
-webpack: ../LICENSE
-	# Create temporary directory for the archive content
-	mkdir -p ../docs/_static/dist/tmp/euler
-	cp -r ../_data ../docs/_static/dist/tmp/euler/_data
-	cp -r ../python ../docs/_static/dist/tmp/euler/python
-
-	# Add __init__.py files to the temporary directory
-	echo "# init file" > ../docs/_static/dist/tmp/euler/__init__.py
-	echo "# init file" > ../docs/_static/dist/tmp/euler/python/__init__.py
-
-	# Exclude unwanted directories and create tarball
-	cd ../docs/_static/dist/tmp && \
-		tar --exclude='__pycache__' --exclude='*/__pycache__' \
-			-czvf ../python.tar.gz euler
-
-	# Clean up temporary directory
-	rm -rf ../docs/_static/dist/tmp
+webpack: SHELL := bash
+webpack: TMPDIR := ../docs/_static/dist/tmp-python-webpack
+webpack: ../LICENSE clean
+	@mkdir -p $(TMPDIR)/euler
+	@cp -r ../{_data,python} $(TMPDIR)/euler/
+	@touch $(TMPDIR)/euler{,/python}/__init__.py
+	@cd $(TMPDIR) && tar -czv \
+	  --exclude=euler/python/{Makefile,README.rst,primes.mpack,requirements.txt,setup.cfg,src/lib/primes_cache.mpack} \
+	  -f ../python.tar.gz euler
+	@rm -rf $(TMPDIR)
diff --git a/rust/Makefile b/rust/Makefile
index 460a4c2c..8bce11e8 100644
--- a/rust/Makefile
+++ b/rust/Makefile
@@ -10,15 +10,15 @@ help:
 
 .PHONY: test
 test: ../LICENSE
-	cargo test -j 1
+	@cargo test -j 1
 
 test_auto: ../LICENSE
-	cargo test
+	@cargo test
 
 .PHONY: test_%
 test_%: ../LICENSE
-	cargo test -j $*
+	@cargo test -j $*
 
 .PHONY: clean
 clean:
-	cargo clean || echo
+	@cargo clean || echo