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Spreadsheets & Data
CSV Delimiter Fixer
Detects the real delimiter in a CSV and re-saves it with the one you need.
CSV Encoding Fixer
Repairs garbled accented characters (mojibake) in CSV and text files.
CSV-to-Excel Rebuilder
Turns a CSV into a clean Excel file with real numbers and dates.
Corrupted Excel Rebuilder
Rebuilds a .xlsx that Excel says is corrupt.
Corrupted SQLite Extractor
Recovers the tables of a SQLite database that says 'malformed'.
Crypto Exchange CSV Normalizer
Turn any exchange's transaction export into one common format.
Duplicate Row Remover
Removes repeated rows from a CSV, by whole row or by the columns you pick.
Excel-to-CSV Extractor
Pulls the data out of an Excel file that won't open.
Fixed-Width Text File Parser
Turns column-aligned text files into a proper CSV.
Legacy Fixed-Length Mainframe File Converter
Converts fixed-length mainframe / COBOL text files to CSV.
Documents
Broken DWG/DXF Repair
Best-effort repair of damaged text DXF drawings.
Broken Digital Signature PDF Validator
Checks whether a signed PDF was changed after signing.
Broken EPUB Repair
Repairs an EPUB that a reader refuses to open.
Corrupted AI Repair
Repairs an Illustrator .ai file that won't open.
Corrupted InDesign/IDML Repair
Repairs an .idml package that InDesign won't open.
Corrupted PDF Repair
Repairs a PDF that won't open or shows 'file is damaged'.
Corrupted PowerPoint Repair
Repairs a .pptx that PowerPoint says needs repair.
Corrupted Word Repair
Repairs a .docx that Word says is corrupt or can't open.
Corrupted ePub Table of Contents Repair
Repairs an EPUB whose contents list is blank, empty or points nowhere.
PDF Font-Embedding Checker
Lists which fonts a PDF uses and which are not embedded.
Code & Config
.env File Repair
Cleans up a broken .env file: quoting, spacing, comments and duplicate keys.
.gitignore Checker
Finds and fixes the mistakes that quietly break a .gitignore.
.htpasswd Repair
Cleans up a .htpasswd file and separates lines Apache can't read.
Broken .htaccess Fixer
Closes unbalanced blocks and flags misspelled directives in an Apache .htaccess file.
Broken Docker Compose Fixer
Fixes layout and common mistakes in docker-compose files.
Broken Postman Collection Repair
Repairs broken Postman v2.1 collection files.
Broken Regex Pattern Fixer
Fixes broken regular expressions and explains what was wrong.
Broken SQL Dump Repair
Fixes missing semicolons and unbalanced parentheses in a SQL dump.
Broken YAML Indentation Fixer
Fixes tabs, mixed indentation and stray whitespace in YAML files.
JSON Repair
Fix trailing commas, single quotes, and unquoted keys.
Writing
Crypto & Tax Tools
Airdrop Snapshot Eligibility Cross-Checker
Check your own wallet addresses against an uploaded snapshot list.
Bridge Transaction Reconciler
Paste both chains' exports (separated by a blank line) and match each bridge withdrawal to its deposit.
Closed-Exchange CSV Importer
Import ledger exports from defunct exchanges like FTX, Celsius, or BlockFi.
Cost-Basis Method Switcher
Recompute realized gains under FIFO, LIFO, or HIFO lot matching.
DeFi/LP Transaction Labeler
Label swap, add-liquidity, remove-liquidity, and staking rows in a DeFi transaction export.
Duplicate Transaction Remover
Remove the exact-duplicate rows that show up when the same export gets imported twice.
Exchange CSV Column Mapper
Auto-detect which exchange a CSV came from and map its columns to one common schema.
Failed-API-Sync CSV Fallback Builder
Fill in what a broken exchange API sync would have provided, and flag what's still missing.
Gas Fee Extractor
Pull embedded gas/network fees out of trade rows and into their own column.
Historical Price Gap Flagger
Flag every taxable row with a missing or zero price for manual entry.
Personal & Calendar Data
Broken vCard Repair
Repairs broken .vcf contact files so they import again.
Corrupted GPX Track Repair
Repairs broken GPS track (.gpx) files.
Corrupted ICS Calendar Repair
Repairs broken .ics calendar files so they import again.
Corrupted Minecraft World Repair
Repairs a Java Edition level.dat or region file that makes a world 'corrupted'.
iCal Recurring Event Fixer
Fixes broken recurrence rules (RRULE) in .ics calendar files.
Media File Repair
Broken WAV Header Repair
Fixes WAV files that show 0 seconds or won't play after an interrupted recording.
Corrupted Font File Repair
Fixes a .ttf / .otf that Windows, macOS or a print shop rejects.
Corrupted GoPro/Drone Footage Repair
Repairs cut-off GoPro, DJI and other action-camera clips whose index survived.
Corrupted MP4/MOV Repair
Repairs a cut-off video whose index survived, and fixes MP4 structure.
Corrupted PSD Repair
Rescues the flattened picture (and layer names) from a PSD that won't open.
Corrupted RAW Camera File Repair
Rescues the embedded JPEG preview from a RAW photo that won't open.
Corrupted/Truncated Image Repair
Repairs a JPEG or PNG that is cut off, grey at the bottom, or won't open.
File-Type Safety Checker
Checks whether a file really is what its name says.
M3U / M3U8 Playlist Repair
Repairs broken M3U and M3U8 playlists.
Metadata Scrubber
Removes hidden personal data from photos, PDFs and Office files.
Web & Business File Repair
Bank Statement CSV/OFX/QFX Reconciler
Normalizes dates and amounts in a bank statement and removes duplicate transactions.
Broken Podcast RSS Feed Fixer
Repairs broken podcast RSS feeds and lists what's still missing.
Broken XML Sitemap Repair
Rebuilds a valid XML sitemap from a broken one or a plain list of URLs.
Canonical & Meta Tag Auditor
Audits the head of an HTML page for duplicate and conflicting SEO tags.
Malformed robots.txt Fixer
Fixes misspelled directives, missing colons and misplaced rules in robots.txt.
QuickBooks Export Repair
Repairs broken QuickBooks IIF and QBO import files.
Shopify/WooCommerce Product CSV Fixer
Makes a product CSV import-ready for Shopify or WooCommerce.
Archive & Backup Repair
Broken .eml Email Repair
Repairs broken .eml messages so a mail client can open them again.
Broken .torrent Metadata Repair
Repairs a .torrent that clients call invalid, and shows its magnet link.
Broken Phone Backup File Extractor
Pulls the files out of an Android .ab backup that won't restore.
Corrupted WordPress Export Repair
Repairs a broken WordPress export (WXR) so it imports again.
Corrupted ZIP Partial-Extraction
Recovers the files from a damaged ZIP into a fresh, valid ZIP.
Malformed EDI Repair
Repairs X12 and EDIFACT interchanges with wrong counts and missing trailers.
SD/Memory Card File Extractor
Finds photos, documents and videos on a card image that won't mount.
Got an error message? Start here
Plain-language guides for the file errors people run into most.
- Word says it "found unreadable content" or the .docx is corrupt
- Excel says the file format or extension is not valid, or it found unreadable content
- PowerPoint found a problem with content, or the .pptx needs repair
- "There was an error opening this document. The file is damaged and could not be repaired" (PDF)
- Is my redacted PDF safe? Black boxes drawn over text can still be copied
- EPUB won't open, is "invalid", or has an empty or broken table of contents
- ZIP file is corrupt: "unexpected end of archive", "invalid or corrupt zip", "headers error"
- Android .ab backup won't restore: extract the files without a phone