Structured Data Extractor Online

Extract

Input HTMLHTML

No <table> elements found.

Tip: use samples, upload, copy, download, and send-to actions inside the workspace where available.

What is Structured Data Extractor?

Structured Data Extractor is a free, browser-based tool that helps you pull exactly what you need out of noisy text. Pull tables, JSON-LD, and OpenGraph blocks out of HTML. It's built for speed and privacy: Everything runs locally in your browser — your data is never uploaded to a server. No sign-up, no installs, and no daily limits.

How to use Structured Data Extractor

1Paste the text, HTML, or data you want to extract from.
2The matches are pulled out automatically as you type.
3Copy the extracted list or download it.

Features

Pulls matches instantly with de-duplication
Great for cleaning scraped or pasted text
100% client-side — no upload, fully private
Free with no account, no watermark, and no daily limit
Works on large inputs, limited only by your device's memory
Load a sample, then copy, download, or share your result

Common uses

Quick one-off extractor jobs without opening a heavy app
Preparing data before importing it elsewhere
Sharing a reproducible result with a teammate via a link

Used by

SEO specialists
Researchers
Data analysts
Growth teams

Examples

Example 1

Example text

Contact Ava at ava@example.com or Noah at noah@example.com for the CSV export.

Example extracted values

ava@example.com
noah@example.com

Example 2

Text with repeated matches

A pasted page, email, log, or document with repeated values

Extracted list

Matches are listed so you can copy, clean, or deduplicate them.

Example 3

Mixed text

A paragraph containing useful values and unrelated words

Filtered values

Only values that match the extraction target are returned.

Example 4

Scraped content

HTML or copied website text

Clean result

The extracted values are separated from markup and surrounding text.

Example 5

Audit workflow

A long document, export, or log sample

Reviewable list

A smaller set of values that can be validated or exported.

Common errors

The source text contains repeated matches that need deduplication.
Copied HTML includes hidden markup around the values.
The extraction pattern is too broad and captures unrelated text.
Extracted values are used without validation.

How it works

1Scans the source text locally.
2Matches values that fit the extraction target.
3Outputs a clean list for copying, validation, or conversion.

Recommended workflow

1
Prepare the input
Extract the useful values first, then validate, deduplicate, or convert the extracted list.
2
Run Structured Data Extractor
Review the preview, copy or download the result, and keep everything local in your browser.
3
Next recommended tool
URL Extractor: Extract all URLs from text or HTML.
Open tool
4
Then continue with
Email Extractor: Pull every email address from any text.
Open tool
5
Then continue with
Keyword Extractor: Surface the most relevant keywords.
Open tool

Frequently asked questions

How do I use Structured Data Extractor?: Paste or drop your data into the workspace, adjust the options to fit your data, then copy or download the result. Pull tables, JSON-LD, and OpenGraph blocks out of HTML.
Is my data uploaded or stored anywhere?: No. Everything runs locally in your browser — your data is never uploaded to a server. Nothing is sent to a server, so it's safe to use with private or sensitive data.
Is Structured Data Extractor free?: Yes — it's completely free with no account, no sign-up, no watermark, and no daily usage limits.
What's the maximum file size?: There's no hard limit imposed by the tool. Because processing happens in your browser, the practical ceiling is your device's available memory — most everyday files work instantly.
Do I need to install anything?: No installs and no extensions — it runs entirely in your web browser and even works offline once the page has loaded.

What is Structured Data Extractor?

Examples

Example 1

Example text

Contact Ava at ava@example.com or Noah at noah@example.com for the CSV export.

Example extracted values

ava@example.com
noah@example.com

Example 2

Text with repeated matches

A pasted page, email, log, or document with repeated values

Extracted list

Matches are listed so you can copy, clean, or deduplicate them.

Example 3

Mixed text

A paragraph containing useful values and unrelated words

Filtered values

Only values that match the extraction target are returned.

Example 4

Scraped content

HTML or copied website text

Clean result

The extracted values are separated from markup and surrounding text.

Example 5

Audit workflow

A long document, export, or log sample

Reviewable list

A smaller set of values that can be validated or exported.

Recommended workflow

Prepare the input

Extract the useful values first, then validate, deduplicate, or convert the extracted list.

Run Structured Data Extractor

Review the preview, copy or download the result, and keep everything local in your browser.

Next recommended tool

URL Extractor: Extract all URLs from text or HTML.

Open tool

Then continue with

Email Extractor: Pull every email address from any text.

Open tool

Then continue with

Keyword Extractor: Surface the most relevant keywords.

Open tool

Frequently asked questions

How do I use Structured Data Extractor?

Paste or drop your data into the workspace, adjust the options to fit your data, then copy or download the result. Pull tables, JSON-LD, and OpenGraph blocks out of HTML.

Is my data uploaded or stored anywhere?

No. Everything runs locally in your browser — your data is never uploaded to a server. Nothing is sent to a server, so it's safe to use with private or sensitive data.

Is Structured Data Extractor free?

Yes — it's completely free with no account, no sign-up, no watermark, and no daily usage limits.

What's the maximum file size?

There's no hard limit imposed by the tool. Because processing happens in your browser, the practical ceiling is your device's available memory — most everyday files work instantly.

Do I need to install anything?

No installs and no extensions — it runs entirely in your web browser and even works offline once the page has loaded.