Free online HTML editor

<h1>Online HTML Editor</h1>
            <div class="se-component se-image-container __se__float-right" contenteditable="false"><figure style="margin: auto;"><img src="https://learncode24h.com/html-editor/image/chart.png" data-align="right" alt="Tabby" data-rotate="" data-proportion="false" data-rotatex="" data-rotatey="" origin-size="640,426" data-origin="640,426" style="transform: rotate(0deg);" data-index="0" data-file-name="cat.jpg" data-file-size="0" data-size="," data-percentage="auto,auto"><figcaption contenteditable="true" style="margin-top: 0px;"><p>Insert description</p></figcaption></figure></div>
            <p>Here is an example of math -> <span class="katex" contenteditable="false" data-exp="\displaystyle\sum_{i=1}^{k+1}i" data-font-size="1.5em" style="font-size: 1.5em;"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mstyle scriptlevel="0" displaystyle="true"><munderover><mo>∑</mo><mrow><mi>i</mi><mo>=</mo><mn>1</mn></mrow><mrow><mi>k</mi><mo>+</mo><mn>1</mn></mrow></munderover><mi>i</mi></mstyle></mrow><annotation encoding="application/x-tex">\displaystyle\sum_{i=1}^{k+1}i</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:3.1137820000000005em;vertical-align:-1.277669em;"></span><span class="mop op-limits"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.8361130000000003em;"><span style="top:-1.872331em;margin-left:0em;"><span class="pstrut" style="height:3.05em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mathdefault mtight">i</span><span class="mrel mtight">=</span><span class="mord mtight">1</span></span></span></span><span style="top:-3.050005em;"><span class="pstrut" style="height:3.05em;"></span><span><span class="mop op-symbol large-op">∑</span></span></span><span style="top:-4.300005em;margin-left:0em;"><span class="pstrut" style="height:3.05em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mathdefault mtight" style="margin-right:0.03148em;">k</span><span class="mbin mtight">+</span><span class="mord mtight">1</span></span></span></span></span><span class="vlist-s"></span></span><span class="vlist-r"><span class="vlist" style="height:1.277669em;"><span></span></span></span></span></span><span class="mspace" style="margin-right:0.16666666666666666em;"></span><span class="mord mathdefault">i</span></span></span></span> 123</p>
            <h3>Easy to get HTML source code</h3>
            <pre>Free HTML editor is a lightweight, flexible, customizable WYSIWYG text editor for your web applications.</pre>
            <blockquote><p>Supports Chrome, Safari, Opera, Firefox, Edge, IE11, Mobile web browser.</p></blockquote>
            
            <p><hr class="dashed"></p>
            <p><span style="font-size: 16px;"><span style="font-family: Impact;">Table</span></span></p>
            <table class="se-table-size-auto"><thead><tr><th><div>Column_1</div></th><th><div>Column_2</div></th><th><div>Column_3</div></th><th><div>Column_4</div></th><th><div>Column_5</div></th></tr></thead><tbody><tr><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td></tr><tr><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td></tr><tr><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td></tr><tr><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td></tr><tr><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td><td><div><br></div></td></tr></tbody></table>
            <p><br></p>
            <ul>
                <li>Pasting from Microsoft Word and Excel.</li>
                <li>Custom table selection, merge and split.</li>
                <li>Media embed, images upload.</li>
                <li>Can use CodeMirror, KaTeX.<ul><li>And.. many other features :)</li></ul></li>
            </ul>
            <p><br></p>

How to view HTML source code from HTML Editor

To get HTML source code from Online HTML editor you click on More Misc Icon then click on icon Code View to view HTML source code.