A handcrafted SVG version of the Workflow Diagram from David Allen's book named Getting Things Done, typped for personnal use so you might want to remove the variables at lines 17, 22, 25 and 32.

GTD-workflow_diagram

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	<text x="-30" y="20">“ Stuff ”</text>
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	<g class="inspect" style="--y: 40px"><rect/><text x="66" y="25">In-basket</text></g>
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	<g class="inspect" style="--y: 110px"><rect/><text x="62" y="25">What it is?</text></g>
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	<g class="inspect" style="--y: 180px"><rect/><text x="46" y="25">Is it actionable?</text></g>
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	<line y1="140" y2="140" x1="155" x2="180" marker-end="url(#AH)" />
	<g class="action" style="--x: 190px; --y: 120px"><rect/><text x="80" y="25">Trash</text></g>
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	<g class="action" style="--x: 190px; --y: 180px"><rect/><text><tspan x="38" y="16">Someday / Maybe</tspan><tspan x="10" y="32">tickler file: hold for review</tspan></text></g>
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	<g class="action" style="--x: 190px; --y: 240px"><rect/><text><tspan x="65" y="16">Reference</tspan><tspan x="10" y="32">retrievable when required</tspan></text></g>
	<text x="116" y="204">NO</text>
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	<text x="-12" y="248">YES</text>
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	<g class="inspect" style="--y: 270px"><rect/><text x="18" y="25">What's the next action?</text></g>
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	<g class="action" style="--x: -398px; --y: 220px"><rect/><text><tspan x="70" y="16">Projects</tspan><tspan x="64" y="32">(planning)</tspan></text></g>
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	<g class="action" style="--x: -398px; --y: 320px"><rect/><text><tspan x="54" y="16">Project plans</tspan><tspan x="38" y="32">(review for action)</tspan></text></g>
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	<text x="-180" y="246" style="transform-origin: -148px 258px; transform: rotate(28deg);"><tspan dy="-.5em">Multistep</tspan><tspan dy="1em" dx="-4em">projects</tspan></text>
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	<text x="-112" y="345">Will it take less than 2 minutes?</text>
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	<text x="-152" y="420">YES</text>
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	<text x="128" y="420">NO</text>
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	<line x1="300" y1="445" x2="300" y2="460" marker-end="url(#AH)" />
	<g class="inspect" style="--x: -60px; --y: 470px"><rect/><text x="62" y="25">Delegate it</text></g>
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	<g class="inspect" style="--x: 150px; --y: 470px"><rect/><text x="74" y="25">Defer it</text></g>
	<g class="action" style="--x: -260px; --y: 570px"><rect/><text><tspan x="74" y="16">Waiting</tspan><tspan x="16" y="32">for someone else to do</tspan></text></g>
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	<line x1="288" y1="544" x2="288" y2="560" marker-end="url(#AH)" />
	<g class="action" style="--x: -20px; --y: 570px"><rect/><text><tspan x="70" y="16">Calendar</tspan><tspan x="26" y="32">to do at specific time</tspan></text></g>
	<g class="action" style="--x: 190px; --y: 570px"><rect/><text><tspan x="58" y="16">Next actions</tspan><tspan x="66" y="32">to do asap</tspan></text></g>
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