diff --git a/docs/imgs/stellar-high-level-design.png b/docs/imgs/stellar-high-level-design.png
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diff --git a/docs/imgs/stellar-high-level-design.svg b/docs/imgs/stellar-high-level-design.svg
new file mode 100644
index 0000000..2d1810e
--- /dev/null
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text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 242px; height: 1px; padding-top: 34px; margin-left: 94px;"><div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;"><div style="font-size: 1px"><font style="font-size:16.93px;font-family:SimSun;color:#000000;direction:ltr;letter-spacing:0px;line-height:120%;opacity:1">Built-in Network Functions<br />(.a)<br /></font></div></div></div></div></foreignObject><text x="215" y="38" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">Built-in Network Functions...</text></switch></g><path d="M 348 68 L 592 68 L 592 0 L 348 0 L 348 68" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; 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text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 210px; height: 1px; padding-top: 270px; margin-left: 665px;"><div data-drawio-colors="color: rgb(0, 0, 0); " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; white-space: normal; overflow-wrap: normal;"><div style="font-size: 1px"><p style="align:center;margin-left:0;margin-right:0;margin-top:0px;margin-bottom:0px;text-indent:0;valign:middle;direction:ltr;"><font style="font-size:16.93px;font-family:SimSun;color:#000000;direction:ltr;letter-spacing:0px;line-height:120%;opacity:1">Active queue management<br /></font><font style="font-size:14.11px;font-family:Themed;color:#000000;direction:ltr;letter-spacing:0px;line-height:120%;opacity:1">(Blue, CoDel, etc.)</font><font style="font-size:16.93px;font-family:Themed;color:#000000;direction:ltr;letter-spacing:0px;line-height:120%;opacity:1"><br /></font></p></div></div></div></div></foreignObject><text x="770" y="274" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="12px" text-anchor="middle">Active queue management...</text></switch></g><path d="M 593 114 L 625.26 114 L 625.26 34 L 600.12 34" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><path d="M 594.12 34 L 600.12 31 L 600.12 37 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 73px; margin-left: 635px;"><div data-drawio-colors="color: rgb(0, 0, 0); background-color: #ffffff; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: nowrap;"><div style="font-size: 1px"><font style="font-size:12.7px;font-family:SimSun;color:#000000;direction:ltr;letter-spacing:0px;line-height:120%;opacity:1">Callback &amp; Context<br /></font></div></div></div></div></foreignObject><text x="635" y="77" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="11px" text-anchor="middle">Callback &amp; Context&#xa;</text></switch></g><path d="M 93 194 L 41.14 194 L 41.14 114 L 85.88 114" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><path d="M 91.88 114 L 85.88 117 L 85.88 111 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 154px; margin-left: 51px;"><div data-drawio-colors="color: rgb(0, 0, 0); background-color: #ffffff; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: nowrap;"><div style="font-size: 1px"><font style="font-size:12.7px;font-family:SimSun;color:#000000;direction:ltr;letter-spacing:0px;line-height:120%;opacity:1">Session &amp; Events<br /></font></div></div></div></div></foreignObject><text x="51" y="157" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="11px" text-anchor="middle">Session &amp; Events&#xa;</text></switch></g><path d="M 593 274 L 624.76 274 L 624.76 194 L 600.12 194" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><path d="M 594.12 194 L 600.12 191 L 600.12 197 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 234px; margin-left: 635px;"><div data-drawio-colors="color: rgb(0, 0, 0); background-color: #ffffff; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; pointer-events: all; background-color: rgb(255, 255, 255); white-space: nowrap;"><div style="font-size: 1px"><font style="font-size:12.7px;font-family:SimSun;color:#000000;direction:ltr;letter-spacing:0px;line-height:120%;opacity:1">Packet<br /></font></div></div></div></div></foreignObject><text x="635" y="237" fill="rgb(0, 0, 0)" font-family="Helvetica" font-size="11px" text-anchor="middle">Packet&#xa;</text></switch></g></g><switch><g requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"/><a transform="translate(0,-5)" xlink:href="https://www.diagrams.net/doc/faq/svg-export-text-problems" target="_blank"><text text-anchor="middle" font-size="10px" x="50%" y="100%">Text is not SVG - cannot display</text></a></switch></svg>
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diff --git a/readme.md b/readme.md
index 49278c0..0e1b1ff 100644
--- a/readme.md
+++ b/readme.md
@@ -13,4 +13,4 @@ The stellar components are:
 - **Active Queue Management** is queue management algorithm libraries that schedule packets by buffering, forwarding, marking, or dropping. A plugin creates a queue instance and enqueues packets as its needs. 
   - Question: Who consumes the dequeue events?
 
-![stellar-high-level-design](./docs/imgs/stellar-high-level-design.png)
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+![stellar-high-level-design](./docs/imgs/stellar-high-level-design.svg)
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