Nested CSV to JSON Converter
Build nested JSON objects from CSV headers such as person.name and address.city.
DataOpen tool ↗THE FEUTEX TOOLKIT
Tools for everyday tasks · Page 36
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2467 tools
JSON Schema Example Builder
Generate a sample JSON value from explicit object, array, scalar, enum and numeric constraints.
DeveloperOpen tool ↗HTTP Cache-Control Inspector
Inspect response cache directives and identify malformed ages or conflicting public/private instructions.
DeveloperOpen tool ↗API Pagination Response Inspector
Find repeated record IDs across supplied API response pages and count distinct records.
DeveloperOpen tool ↗Privacy Policy Text Comparison
Compare supplied policy paragraphs and locate changes around collection, sharing, retention and consent.
PrivacyOpen tool ↗Bank CSV Transaction Categorizer
Apply your own description rules to local CSV transactions and total each spending category.
FinanceOpen tool ↗Transcript Filler Word Cleaner
Remove selected literal filler words from an existing English transcript, with a removal count.
Social MediaOpen tool ↗Split PDF into Separate Files
Split one PDF into groups of pages and download the resulting documents together as a ZIP.
PDFOpen tool ↗Export PDF Form Field Data
Extract supported AcroForm field names, types and current values as structured data.
PDFOpen tool ↗PDF Page Size and Bleed Inspector
Inspect media, trim, crop and bleed boxes and calculate declared bleed margins for each PDF page.
PDFOpen tool ↗Scanned PDF to Text OCR
Recognize printed English text on scanned PDF pages locally, with page-level confidence and text output.
PDFOpen tool ↗PDF to Grayscale Raster Converter
Render selected PDF pages to a grayscale PDF at your chosen resolution.
PDFOpen tool ↗PDF Blank Page Review and Removal
Measure rendered ink coverage, review likely blank pages, and optionally export a PDF without those candidates.
PDFOpen tool ↗Video Cropper
Crop an uploaded video using explicit pixel dimensions and offsets.
VideoOpen tool ↗Vertical Shorts Video Cropper
Center-crop an uploaded video into a 720 × 1280 vertical frame for short-form editing.
VideoOpen tool ↗Burn SRT Captions into Video
Permanently render supplied short SRT captions into an uploaded video.
VideoOpen tool ↗Audio Loudness Analyzer
Measure integrated LUFS, true peak and loudness range from an uploaded audio or video file.
AudioOpen tool ↗Schengen 90/180-Day Planner
Count prior short-stay days and project a continuous visit against each rolling 180-day window.
TravelOpen tool ↗Holiday Calendar Overlap
Find matching holiday dates between two supplied country, region or workplace calendars.
TravelOpen tool ↗WhatsApp Export Chat Statistics
Analyze a local text export for participant message counts, word counts and daily activity.
Social MediaOpen tool ↗VCF to CSV Contacts
Export names, email addresses, phone numbers and organizations from a vCard contact list to a spreadsheet.
DataOpen tool ↗VCF Contact Deduplicator
Remove repeated contacts by primary email or phone while keeping the first matching record.
DataOpen tool ↗ICS Calendar to CSV
Extract event definitions, timestamps, locations and recurrence rules from an exported calendar.
DataOpen tool ↗Calendar Conflict Checker
Find overlapping UTC or all-day events in an ICS export, with overlap duration for each pair.
PlanningOpen tool ↗Duplicate File Finder
Find byte-identical files using SHA-256 and report redundant copies and their total size.
FilesOpen tool ↗Batch File Renamer ZIP
Download numbered copies of selected files in one ZIP, with a CSV mapping original and new names.
FilesOpen tool ↗Meal Shopping List Combiner
Combine repeated ingredient quantities from several meals into one shopping list.
CookingOpen tool ↗Pantry Shortfall Planner
Subtract pantry quantities from scaled recipe requirements to calculate what to buy.
CookingOpen tool ↗Habit Streak Analyzer
Calculate current and longest daily streaks from a list of completion dates.
PlanningOpen tool ↗Subscription Renewal Planner
Project upcoming monthly, quarterly, half-yearly and annual payments in a date window.
PlanningOpen tool ↗Filename Portability Checker
Check filenames for common Windows restrictions, long components and case or Unicode collisions.
FilesOpen tool ↗PDF Booklet Imposition
Arrange PDF pages in two-up booklet order for folding printed sheets into a small booklet.
PDFOpen tool ↗ZIP File Extractor
Open a ZIP archive locally and download individual extracted files without uploading the archive.
FilesOpen tool ↗Stitch Images Together
Join images vertically or horizontally into a single PNG, with consistent width or height and adjustable spacing.
ImagesOpen tool ↗Split Image into Grid Tiles
Cut one image into numbered PNG tiles and download the complete grid as a ZIP.
ImagesOpen tool ↗Photo Contact Sheet PDF
Create printable proof sheets with numbered image thumbnails and filename labels.
PhotographyOpen tool ↗Interleave Front and Back PDF Scans
Combine separate front-side and back-side scans into alternating document order, optionally reversing the backs.
PDFOpen tool ↗Printable Invoice Generator
Create a printable invoice with line items, discount, tax, payment details and an automatically calculated total.
BusinessOpen tool ↗EAN-13 Barcode Generator
Generate a downloadable EAN-13 SVG from 12 digits, or validate the check digit of a 13-digit number.
BusinessOpen tool ↗Printable Weekly Planner
Build a seven-day planner with dated sections, tasks, times, goals and notes.
PlanningOpen tool ↗JPG to WEBP
Convert a still JPG image into a real WEBP file, with format validation and a downloadable result.
ImagesOpen tool ↗JPG to TIFF
Convert a still JPG image into a real TIFF file, with format validation and a downloadable result.
ImagesOpen tool ↗JPG to BMP
Convert a still JPG image into a real BMP file, with format validation and a downloadable result.
ImagesOpen tool ↗JPG to ICO
Convert a still JPG image into a real ICO file, with format validation and a downloadable result.
ImagesOpen tool ↗JPG to AVIF
Convert a still JPG image into a real AVIF file, with format validation and a downloadable result.
ImagesOpen tool ↗JPG to QOI
Convert a still JPG image into a real QOI file, with format validation and a downloadable result.
ImagesOpen tool ↗JPG to TGA
Convert a still JPG image into a real TGA file, with format validation and a downloadable result.
ImagesOpen tool ↗JPG to PCX
Convert a still JPG image into a real PCX file, with format validation and a downloadable result.
ImagesOpen tool ↗No matching tools.