LocalKit Local Tool Library

50 browser tools available

Browse the complete LocalKit catalog by category. Every entry links to a dedicated workspace with its purpose and local-processing details.

Image tools

• Barcode Generator

  Generate printable Code 128 barcode PNG images locally for labels, inventory, and tickets.

• Barcode Scanner

  Recognize QR codes and common barcodes from uploaded images locally in supported browsers.

• Batch QR Code Generator

  Generate many QR code PNG files locally from pasted rows and download them together as a ZIP.

• Photo Info & Privacy Cleaner

  Inspect camera, time, GPS, and exposure metadata, then export a privacy-cleaned copy.

• HEIC to JPG

  Convert HEIC and HEIF photos to JPG locally in the browser.

• Batch Remove Image Backgrounds

  Remove backgrounds from multiple images locally and download the cutouts as a ZIP.

• Remove Image Background

  Remove backgrounds locally and export a transparent PNG cutout.

• Compress Image

  Reduce image file size locally and export PNG, JPEG, or WebP.

• Convert Image Format

  Convert JPG, PNG, WebP, and AVIF images locally without uploading the file.

• Crop Image

  Trim away extra edges and export a tighter image locally.

• Erase Objects

  Brush over objects or watermarks to erase them locally with an offline inpainting model.

• Image to Text

  Extract printed text from images and export plain text.

• Resize Image

  Resize images locally with aspect ratio and output format controls.

• Enlarge & Sharpen Image

  Enhance and enlarge images locally with offline AI super resolution.

• Remove Gemini Watermark

  Remove Gemini AI watermarks from generated images locally.

• Passport Photo Maker

  Make local ID photos with preset dimensions and background colors.

• Product Photo Background

  Create clean product photos with transparent, white, or solid-color backgrounds locally.

• QR Code Generator & Scanner

  Generate branded QR codes and recognize uploaded QR images locally.

• Scan Cleanup

  Clean scanned documents locally with grayscale, contrast, brightness, and threshold controls.

• vCard QR Code Generator

  Create contact-card QR codes locally from name, phone, email, organization, website, and address.

• Wi-Fi QR Code Generator

  Create scannable Wi-Fi QR codes locally for guest networks, hidden SSIDs, and printed sharing.

Document tools

• Images to PDF

  Combine PNG or JPEG images into one PDF.

• Compress PDF

  Optimize PDF structure or flatten scan-heavy pages locally for smaller files.

• Delete PDF Pages

  Remove selected pages from a PDF and save the remaining pages locally.

• Extract PDF Pages

  Save selected pages from a PDF as a new PDF.

• Merge PDFs

  Combine multiple PDF files into one downloadable PDF.

• Reorder PDF Pages

  Arrange and rotate PDF pages, then download the rebuilt file.

• Sign PDF

  Place a typed signature or PNG/JPEG signature image onto selected PDF pages locally.

• Split PDF

  Split one PDF into separate page or range files.

• PDF to Images

  Turn selected PDF pages into PNG or JPEG image files.

• Add PDF Watermark

  Add a text or image watermark to selected PDF pages locally.

• Remove PPT Watermark

  Remove Gamma watermarks from PowerPoint files locally.

Audio tools

• Audio to SRT

  Generate local SRT subtitle files from speech audio with Whisper-family models.

• Audio to Text

  Transcribe speech from local audio or video into downloadable plain text.

• Trim Audio

  Cut an audio file to the section you need and export it locally.

• Generate Audio from Text

  Generate short audio clips from text prompts in the browser.

• Text to Speech

  Generate spoken WAV audio from text locally.

Video tools

• Compress Video

  Downscale and re-encode browser-playable videos locally as smaller WebM files.

• Extract Audio from Video

  Extract the audio track from a browser-playable video and export it as WebM audio.

• Mute Video

  Remove the audio track from a browser-playable video and export a silent WebM.

• Video to GIF

  Convert a short video segment into an animated GIF locally.

• Trim Video

  Cut a video to the section you need and export it locally.

Text tools

• Redact Private Text

  Detect and redact private text locally in the browser.

• Summarize Text

  Create a short summary from pasted text locally.

Developer tools

• Base64 Encode & Decode

  Encode and decode Base64 or Base64URL text locally in the browser.

• JSON Format & Validate

  Format, minify, and validate JSON locally in the browser.

• JWT Decode

  Decode JWT header and payload locally without uploading the token.

• Password Generator

  Generate strong random passwords locally with cryptographic browser randomness.

• URL Encode & Decode

  Encode and decode URL components or form-style query text locally.

• UUID Generator

  Generate random UUID v4 values locally in the browser.