Universal Text Editor

Free multi-line text editor: dedupe, sort, trim, case conversion, regex find-replace, prefix/suffix lines, number lines, reverse. No limits.

About the tool

What is the SBMM Universal Text Editor?

The SBMM Universal Text Editor is a free online text transformer that runs a dozen line-based operations on any text you paste: deduplicate exact lines, sort A to Z or Z to A or by line length, reverse the order, trim leading and trailing whitespace, convert case (lowercase, UPPERCASE, Title Case, Sentence case), find-and-replace with regex support, add a prefix or suffix to every line, number each line, remove blank lines, and more.

Most of these operations live behind an Excel formula, a SQL query, or a Python one-liner. The Universal Text Editor collapses them to a single click so the operation is one keystroke away when you are mid-task and the alternative is breaking flow to fire up a script. Keyword lists, URL lists, content brief outlines, code snippets, log file extracts, email lists, and SEO audit exports all flow through it.

Everything runs in your browser, so confidential or unpublished content (briefs, scripts, internal audits, NDA material) never leaves your device. The output panel updates as you toggle operations so you see the cleaned result instantly. Copy it back to your clipboard or download it as a plain-text file in one click.

Step by step

How to use this tool in 3 steps

  1. Step 01

    Paste your text

    Drop any line-based text into the input panel: a keyword list, a URL list, an outline, a code snippet, a log file extract, an email list, a paragraph that needs reformatting, or any other line-broken content.

  2. Step 02

    Pick a transformation

    Choose from twelve operations: deduplicate, sort A-Z, sort Z-A, sort by length, reverse, trim, lowercase, UPPERCASE, Title Case, Sentence case, find-and-replace (with regex), prefix every line, suffix every line, number lines, and remove blanks.

  3. Step 03

    Copy or download the result

    See the transformed text in the output panel. Copy it straight to your clipboard, download it as a .txt file, or chain a second operation by toggling another transformation. The original paste stays intact in the input panel so you can compare and undo.

Why this tool

Why use this tool

  • Twelve line-based operations

    Dedupe, sort A-Z / Z-A / by length, reverse, trim, case convert (lower / UPPER / Title / Sentence), find-replace with regex, prefix and suffix, number lines, remove blanks. Run any combination in one pass.

  • Regex find-and-replace

    Full regex pattern support in find-and-replace, including capture groups, lookaheads, and flag modifiers (case-insensitive, global, multiline). What used to be a Python one-liner is now a single text field and a click.

  • Sort by length or alphabetical

    Sort lines A to Z, Z to A, by ascending length, or by descending length. Length sort is useful for spotting outliers (the longest URL, the longest keyword) at the top of a list of thousands.

  • Prefix and suffix every line

    Add the same text to the beginning or end of every line in one click. Useful for wrapping a keyword list in quote marks for a paid-search export, adding a base URL to a list of paths, or prepending a comment marker to a code block.

  • 100% on-device, nothing uploaded

    Every operation is computed in your browser using local JavaScript. Confidential drafts, internal audits, scripts, NDA material, and unpublished briefs are all safe to paste. Nothing is sent to a server, nothing is logged.

  • Free, no cap, no sign-up

    Unlimited use, no daily cap, no email gate, no Pro upsell. The tool handles a one-line paste and a ten-thousand-line dump the same way. SBMM Pro adds named cleanup recipes you can save and re-apply across multiple pastes.

FAQ

Frequently asked questions

What is the Universal Text Editor used for?

Any line-based text transformation you would normally script. Cleaning a keyword list before importing it into Search Ads. Deduplicating an email list. Reformatting a content outline. Numbering steps in a brief. Stripping a regex pattern out of a log file. Adding a prefix to a column of URLs. The kind of task that takes thirty seconds with the right tool and ten minutes without it. For URL-specific batch ops use the dedicated URL Editor; for word-level analytics try the Word Counter.

Does the find-and-replace support regex?

Yes. Full JavaScript regex syntax including capture groups, lookaheads, lookbehinds, and inline flag modifiers. Toggle the Regex checkbox next to the find field to enable pattern matching instead of plain-text matching. The replace field can reference capture groups with $1, $2, and so on.

What is the difference between sort A-Z and sort by length?

Sort A-Z is alphabetical, so "apple" comes before "banana". Sort by length sorts by character count, so "x" comes before "apple" comes before "banana". Length sort is useful for spotting outliers (longest URL, longest keyword phrase) at the top of a large list.

Can I undo a transformation?

The original paste stays in the input panel so you can compare it to the output and re-toggle operations without losing the source. There is no time-machine-style undo because the tool is stateless and runs purely on the current input and selected operations.

Will the editor handle a 10,000-line paste?

Yes. The processing runs in your browser using optimised JavaScript so even very large pastes complete in under a second on a normal laptop. Mobile devices can take a couple of seconds on the largest pastes but still finish without crashing.

Does deduplicate care about case?

By default, yes. "Example" and "example" are treated as different lines because the dedupe runs against the raw text. Toggle the Lowercase operation on before dedupe and both rows collapse to one. The operation order is deterministic so the result is predictable.

Is my text saved or uploaded anywhere?

No. Every operation is computed in your browser using JavaScript. Nothing is sent to a server, nothing is logged, nothing is cached after you leave the page. Confidential drafts, internal audits, NDA briefs, and unpublished scripts are safe to paste.

Why do I need this when Excel can also dedupe and sort?

Excel can do most of these operations, but each one needs a formula or a menu click that breaks flow when you are mid-task. The Universal Text Editor wraps the whole set in one paste-and-toggle interface so the operation is closer to a keyboard shortcut than to a spreadsheet workflow.