Free Online Text Tools

Add custom text before or after every line in any list.

Count words, characters, sentences, paragraphs, and reading time.

Convert text to UPPERCASE, lowercase, Title Case, camelCase, and more.

Delete all repeated lines from a list instantly.

Sort lines A→Z, Z→A, by length, or shuffle randomly.

Find any word or phrase and replace it with live preview.

Decode and inspect JSON Web Tokens (JWT) locally and securely.

Encode text to Base64 or decode Base64 strings instantly.

Percent-encode URLs or decode %20 and other URI sequences.

Encode text to HTML entities or decode them back to plain text.

Convert text or numbers to binary, hex, octal, and decimal.

Analyse text and find the most frequently used words.

Format, validate, minify, and prettify JSON documents.

Format, beautify, and minify raw SQL database queries.

Write Markdown on the left, see live HTML preview on the right.

Test and explain regular expressions with real-time match highlighting.

Generate and parse cron job expressions with human-readable descriptions in real time.

An interactive step-by-step picker to construct complex Git commands.

Generate command line strings and links to test open network ports.

Parse User-Agent strings to extract browser, operating system, and device details.

Scan datasets to detect and flag demographic or cultural biases in AI training data.

Instantly strip all blank and whitespace-only lines from your text.

Collapse multiple spaces, strip leading/trailing whitespace, or remove all spaces.

Remove repeated words from each line or globally. Case-insensitive option included.

Strip punctuation, symbols, and numbers from text with customisable keep-list.

Convert accented characters (é, ñ, ü, ç) to plain ASCII equivalents.

Filter out or keep only lines matching a keyword or regex pattern.

Reverse characters, words, or lines. Mirror text or flip line order instantly.

Encode or decode text using ROT13 or any Caesar shift from 1–25.

Join lines into one paragraph, split at N words, or add double line breaks.

Repeat each line or entire text block N times with a custom separator.

Merge two lists line by line. Combine first and last name columns or CSV data.

Remove vowels from text to create cryptic or shorthand forms.

Convert text to ASCII/Unicode code points (decimal, hex, binary) and back.

Coordinate local open-source LLMs across team devices and generate sync configurations.

Source control tracking, branching, dynamic compiling, and evaluations for AI prompts.

Middleware circuit breaker to map agent dependencies and terminate infinite execution loops.

Crawl unstructured Slack logs, legacy PDFs, and images scans to build a semantic vector index.

Convert spoken natural language database queries directly into optimized relational SQL query commands.

Defend communication networks by scanning and blocking synthesized AI voice clone call streams.

Scan AI-generated code snippets, text prose, and vector graphic geometries against legal registers.