HTML editor · no install · nothing uploaded

Change any HTML file.
In seconds, by clicking.

Need to fix a headline, swap a color or replace an image in an HTML file? Drop it in and edit it directly — no editor to set up, no code to write.

quarterly-report.html
or drop it here
no file handy?
+ No install+ No upload+ Works offline
the whole idea

Same file. Changed, not rebuilt.

before
after

What you can change

6 / everything visible
Text
Rewrite any word on the page.
Color
Recolor headings, buttons, backgrounds.
Images
Swap a logo or photo — embedded on save.
Spacing
Nudge padding, gaps and sizes.
Links
Repoint or relabel any link.
Fonts
Resize and reweight type.
01
Drop the file
Read straight from your device.
02
Click & change
Text, color, images, spacing.
03
Download
One self-contained HTML file.

Your files never leave your computer

ModifyHTML opens and saves your file directly on your device. Nothing is uploaded to a server, there is no account to create, and it keeps working even offline.

FAQ

Quick answers about editing HTML files with ModifyHTML.

How do I edit an HTML file from ChatGPT or Claude without coding?+

Drop the HTML file into ModifyHTML's editor, click the element you want to change, and edit its text, colors, spacing or images directly on the page. When it looks right, download the result as a single HTML file. The whole loop runs in your browser, takes under a minute, and requires no sign-up and no code.

Is ModifyHTML really free?+

Yes — ModifyHTML's editor is completely free and requires no account. Everything you need to edit an HTML file is included forever: visual editing, the component library, code mode, and downloading the finished file. A paid tier is planned for optional cloud extras like saved projects and share links, but the local editor itself stays free.

Does ModifyHTML upload my HTML file to a server?+

No. ModifyHTML never uploads your file. The file is opened directly in your browser, every edit happens on your device, and the result is saved back to your computer as a download. File contents are never transmitted to a server, and the editor keeps working even when you're offline.

Do I need to know HTML or CSS to use ModifyHTML?+

No coding knowledge is needed. ModifyHTML is a visual editor: you click any element on the page — a headline, a button, an image — and change its text, color, size, spacing or picture with simple controls. An optional code mode shows the underlying HTML for those who want it, but it is never required.

What files does ModifyHTML work with?+

ModifyHTML works with any single, self-contained HTML file — the kind produced by AI tools such as Claude, ChatGPT, Gemini or Copilot, including artifacts, reports, landing pages and dashboards. Embedded styles, scripts, charts and images all keep working, both in the live preview and in the downloaded file.

Will my HTML file still work after I edit it?+

Yes. ModifyHTML exports one self-contained HTML file that looks exactly like the live preview you edited. Replaced images are embedded directly into the file, so you can email it, host it or share it and it renders the same everywhere.

What happens if I close the tab while editing?+

Your work is safe. ModifyHTML autosaves your edits to your browser's local storage as you work. When you return, the editor offers to restore the session exactly where you left off — or you can discard it and start fresh. Autosaves stay on your device, like everything else.

One file in. One file out.

Free, private, and quicker than opening a code editor.