Build a clean HTML and plain-text email signature — privately in your browser. — runs entirely in your browser. Free, fast and private.
Load your input in the editor or upload area on the tool page.
Tune any options shown for Email Signature Generator to match your task.
Email Signature Generator processes everything in your browser with no upload.
Copy, download, or share the output from the results panel.
Email Signature Generator is a powerful, free online tool designed to build a clean html and plain-text email signature — privately in your browser. As part of our Text Tools collection, it provides a fast, reliable and privacy-focused solution that runs entirely in your browser.
Unlike traditional online tools that upload your data to remote servers, Email Signature Generator processes everything locally using modern JavaScript and browser-native APIs. This means your data never leaves your device, ensuring complete privacy and security.
Whether you are a developer, designer, marketer or content creator, Email Signature Generator streamlines your workflow by eliminating the need for multiple tools or manual processes. Simply paste your input, and the tool handles the rest instantly.
The tool is built with performance in mind. It leverages the latest web technologies to deliver results in milliseconds, even for large inputs. There are no artificial limits, no sign-up requirements, and no hidden costs — Email Signature Generator is free to use, forever.
Processes data instantly with no server round-trips.
Your data never leaves your browser. Nothing is uploaded.
Works in any modern browser. Nothing to download or install.
No limits, no sign-up, no credit card required.
Works on desktop, tablet and mobile devices.
Beautiful in both themes. Your preference is saved.
Keyboard shortcut
Speed up your daily workflow with instant formatting and conversion.
Clean up text, generate placeholder content and format documents.
Optimize meta tags, analyze content and generate structured data.
Answers for this tool. For site-wide help, open the FAQ hub.
Yes. Copy the HTML into Gmail Settings → Signature.
No. Everything stays in this tab until you copy or download it.
Email Signature Generator helps you build a clean html and plain-text email signature — privately in your browser. instantly in the browser.
Yes — modern browsers handle Unicode strings. Some case transforms behave differently for locale-specific characters.
Most text tools preserve line structure unless the operation is specifically about wrapping, sorting, or joining lines.
No artificial server quota. Extremely large pastes may slow the tab — split the text if needed.
Use Clear and re-paste, or keep the original in another tab. Browser undo may work inside the textarea.
Processing is local. Avoid pasting secrets into any website if your policy forbids it — prefer offline editors for credentials.
Use Copy on the toolbar or select the output panel. Download is available when the tool exposes a file export.
Treat markup as plain text unless the tool is specifically a Markdown/HTML utility. Preview elsewhere if rendering matters.
Paste from Notes/email, run Email Signature Generator, then copy back. Long documents are easier on desktop.
Browse Text Tools for case converters, counters, diff, and cleanup tools.
Email Signature Generator build a clean html and plain-text email signature — privately in your browser. It runs in your browser on OneDevToolkit and is free to use.
Processing is designed to stay on your device. Your inputs are not uploaded to OneDevToolkit servers for client-side tool execution.
After the page and any required libraries load, Email Signature Generator continues to work without a network connection in most cases.