Tools for Legal

40 hand-picked tools for Legal. Free, private, browser-based.

Credit Card Number Deduplicator

Find duplicates and keep one clean copy of credit card numbers from pasted text or uploaded local files.
Credit Card Number Extractor

Extract, dedupe, and export credit card numbers from pasted text or uploaded local files.
Credit Card Number List Converter

Convert credit card numbers from pasted text or uploaded local files.
Credit Card Number List Validator

Validate and explain issues in credit card numbers from pasted text or uploaded local files.
Credit Card Number Normalizer

Normalize, sort, and prepare credit card numbers from pasted text or uploaded local files.
CSP Policy Auditor

Inspect Content-Security-Policy directives for unsafe sources, missing fallbacks, framing gaps, object-src, base-uri, and reporting coverage.
DOI Deduplicator

Find duplicates and keep one clean copy of dois from pasted text or uploaded local files.
DOI Extractor

Extract, dedupe, and export dois from pasted text or uploaded local files.
DOI List Converter

Convert dois from pasted text or uploaded local files.
DOI List Validator

Validate and explain issues in dois from pasted text or uploaded local files.
DOI Normalizer

Normalize, sort, and prepare dois from pasted text or uploaded local files.
Duplicate File Finder

Upload a batch and find exact duplicate files by SHA hash locally, with a Markdown cleanup report.
Email Address Deduplicator

Find duplicates and keep one clean copy of email addresses from pasted text or uploaded local files.
Email Address Extractor

Extract, dedupe, and export email addresses from pasted text or uploaded local files.
Email Address List Converter

Convert email addresses from pasted text or uploaded local files.
Email Address List Validator

Validate and explain issues in email addresses from pasted text or uploaded local files.
Email Address Normalizer

Normalize, sort, and prepare email addresses from pasted text or uploaded local files.
ENV Secret Scanner

Scan .env files, config snippets, and CI logs locally for likely API keys, tokens, private keys, JWTs, and database URLs.
File Checksum Compare

Paste an expected checksum, upload a file, and verify SHA digest matches locally before installing or sharing.
File Hash Calculator

Compute SHA-1, SHA-256, SHA-384, or SHA-512 hashes for uploaded files entirely in the browser.
File MIME Type Inspector

Upload files and inspect filename, size, browser MIME type, extension, and magic-byte signature locally.
HTML Form Extractor

Upload or paste HTML and extract forms, methods, actions, fields, labels, required flags, autocomplete, password fields, and security risks.
HTTP Security Header Auditor

Audit raw response headers for HSTS, CSP, cookie flags, MIME sniffing, clickjacking, referrer, and permissions policy gaps.
Local File Workbench

Triage a mixed batch locally for file type mismatches, duplicate candidates, metadata privacy, archive risks, and next-step tools.
Office Document Inspector

Inspect DOCX, XLSX, and PPTX package structure for macros, media, embedded objects, custom XML, and size hotspots.
Package Lock Dependency Auditor

Inspect package-lock.json, pnpm-lock.yaml, or yarn.lock for duplicate versions, risky sources, prereleases, and missing integrity.
PDF Metadata Extractor

Upload PDFs and extract document metadata, page-count hints, encryption flags, and producer details locally.
PDF Page Size Inspector

Inspect PDF MediaBox and CropBox dimensions to catch mixed page sizes before print, merge, or upload.
Phone Number Deduplicator

Find duplicates and keep one clean copy of phone numbers from pasted text or uploaded local files.
Phone Number Extractor

Extract, dedupe, and export phone numbers from pasted text or uploaded local files.
Phone Number List Converter

Convert phone numbers from pasted text or uploaded local files.
Phone Number List Validator

Validate and explain issues in phone numbers from pasted text or uploaded local files.
Phone Number Normalizer

Normalize, sort, and prepare phone numbers from pasted text or uploaded local files.
Postal Code Deduplicator

Find duplicates and keep one clean copy of postal codes from pasted text or uploaded local files.
Postal Code Extractor

Extract, dedupe, and export postal codes from pasted text or uploaded local files.
Postal Code List Converter

Convert postal codes from pasted text or uploaded local files.
Postal Code List Validator

Validate and explain issues in postal codes from pasted text or uploaded local files.
Postal Code Normalizer

Normalize, sort, and prepare postal codes from pasted text or uploaded local files.
Text Diff

Compare two blocks of text — line-by-line additions, deletions, equal — colour highlighted, browser-only
ZIP Manifest Inspector

Read a ZIP central directory locally and flag traversal paths, encryption, duplicate names, and risky ratios.