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Local-first file and data tools

Prepare the file.
Keep control of the change.

Review, transform, and prepare documents, contacts, browser exports, and structured data without sending selected files to Got A Tool.

Local-first workflows

Prepare a file or dataset before you share it

These tools make their limits visible and keep the review step with you.

Browse all tools →

Start with the job

A few practical paths through the tools

You do not need to use every step. These paths show where a specific review or transformation can help, and where the final decision stays with you.

Documents

Review a copy before an external handoff

Start with the format you are actually sending. Look for the supported details that may travel with that copy, then decide what belongs with the recipient.

  1. PDF Metadata Cleaner

    Review selected PDF document properties before downloading a new copy.

  2. DOCX Hidden Content Inspector

    Inspect supported comments, tracked changes, properties, and external relationships.

Read the document review guide →

Spreadsheets

Prepare a CSV for the next system

Repair structural problems first. Then standardize the fields the destination needs and protect identifiers only when that import path requires it.

  1. CSV Repair

    Separate rows that need attention from rows with a readable structure.

  2. Bank CSV Standardizer

    Map reviewed bank-export columns into a clear import layout.

  3. CSV Barcode Leading Zero Protector

    Protect selected identifiers before an Excel-style spreadsheet import.

Read the CSV preparation guide →

Configuration

Share a configuration example, not the live file

Keep only the structure another person needs. Review known secrets and choose which variable names should remain visible in the shareable copy.

  1. Secret Scanner & Redactor

    Find supported known secret patterns and choose exact values to redact.

  2. .env Semantic Diff

    Compare variable names or create a reviewed empty-value template locally.

  3. .env to Docker Compose Mapper

    Generate a selected-name-only Compose environment block without copying values.

Read the configuration sharing guide →

Contacts

Prepare a contact list for a new destination

Start with the format the next service accepts. Check the fields you plan to carry over, then keep duplicate and privacy decisions visible instead of applying a blind cleanup.

  1. vCard to CSV Converter

    Review readable VCF contact fields in a spreadsheet-friendly copy.

  2. Contact Duplicate Finder

    Group contacts using exact email or phone matches before deciding what to merge.

  3. Google Contacts Import Prep

    Map reviewed columns into a file for a Google Contacts import.

Read the contact preparation guide →

Images

Prepare an image before you share or publish it

Choose the visible crop and the output format deliberately. Inspect standard metadata when it matters, then download a new copy for the destination you have in mind.

  1. Image Metadata Viewer & Remover

    Inspect supported metadata before choosing whether to remove it from a new copy.

  2. Image Cropper

    Choose a visible area and review the resulting dimensions before exporting.

  3. Image Converter

    Create a JPG, PNG, or WebP copy when the destination needs another format.

Read the image preparation guide →

Publishing

Check technical site details before you publish

Work from the version you plan to ship. Generate reviewable metadata, validate a sitemap, and build campaign links without treating generated output as an automatic approval.

  1. Meta Tag Generator

    Create a reviewable title, description, and social metadata starting point.

  2. XML Sitemap Validator

    Check an existing XML sitemap or index and review reported issues by URL.

  3. UTM Link Builder

    Build a campaign URL with clearly labeled parameters before sharing it.

Read the sitemap and robots guide →

Practical guides

A little context for your next task

Short checklists explain what a tool can do, what it cannot decide, and what to review before sharing or publishing.

View all guides →