PixelTools.io VS cppq

• Image Converter
  Convert between JPG, PNG, WebP, AVIF, HEIC, SVG, BMP & TIFF
• Image Compressor
  Reduce file size up to 90% with no visible quality loss
• Background Remover
  AI background removal, runs on-device, free & unlimited
• Image Resizer
  Resize to exact pixels or social presets (Instagram, Pinterest, YouTube…)
• Image Upscaler
  AI upscaling up to 2× and 4× to restore sharpness
• Image Cropper
  Crop to any aspect ratio, plus circle crop for avatars
• Watermark Tool
  Add text or image watermarks with full position & opacity control
• Screenshot Beautifier
  Add gradient backgrounds, padding & shadows to screenshots
• Convert PDF to JPG
  Extract PDF pages as JPG or PNG, select pages and resolution
• Convert Image to PDF
  Combine JPG, PNG, WebP or HEIC images into a single PDF, drag to reorder
• Rotate & Flip Image
  Rotate 90°/180°/270°, flip horizontally or vertically, lossless
• Upscale Image
  AI upscaling up to 2× and 4× to restore sharpness
• Add Watermark
  Text or image watermarks with full opacity, size & position control
• Blur Image
  Blur a full image or specific areas with adjustable strength
• Blur Face
  Automatically detect and blur faces, with manual box adjustment
• Pixelate Image
  Mosaic/pixelation effect with adjustable block size
• Invert Image
  Invert colors to create a negative effect
• Make Instagram Grid
  Split an image into a numbered grid of tiles for sequential posting
• Merge PDF
  Combine multiple PDFs into one, drag to reorder
• Split PDF
  Divide a PDF into separate files by page range
• Compress PDF
  Shrink file size by recompressing embedded images
• Delete PDF Pages
  Remove unwanted pages in a click
• Extract PDF Pages
  Pull selected pages into a new file
• Rearrange PDF Pages
  Drag to reorder pages
• Add Page Numbers to PDF
  Stamp page numbers with position, format & start-number control
• Rotate PDF
  Fix sideways or upside-down pages, individually or all at once
• Crop PDF
  Trim margins with a live preview, applied across every page
• Unlock PDF
  Remove password protection and print/edit restrictions
• Sign PDF
  Draw, type or upload a signature and place it on the document
• Annotate PDF
  Add text, highlights, rectangles and arrows
• Extract Text from PDF
  Pull selectable text with paragraph structure, whole document or page range
• Convert Word to PDF
  .docx to PDF with headings, tables and images preserved
• Convert PowerPoint to PDF
  .pptx to PDF, one slide per page
• Convert Excel to PDF
  .xlsx to PDF, scaled to fit the page
• Convert HTML to PDF
  Turn an HTML file or pasted markup into a PDF
• Convert Video Format
  Convert between MP4, MOV, WebM, MKV & AVI
• Compress Video
  Reduce file size with adjustable quality & resolution
• Trim Video
  Cut a video down to an exact start and end point
• Crop Video
  Crop to any region or aspect ratio
• Change Video Speed
  Speed up or slow down video with natural-sounding audio
• Merge Video
  Combine multiple videos, any order
• Convert Video to GIF
  Turn MP4, MOV, WebM or MKV into an animated GIF
• Extract Frame from Video
  Grab a single frame as PNG or JPG
• Remove Audio from Video
  Strip the audio track in one click
• Convert MP4 to MP3
  Extract the audio track from an MP4 video
• Audio Converter
  Convert between WAV, MP3, M4A, OGG & FLAC, or extract audio from video
• Compress Audio
  Reduce file size with an adjustable quality slider
• Trim Audio
  Cut audio to an exact start and end point
• Split Audio
  Divide audio into equal parts or custom split points
• Join Audio
  Combine multiple audio files, any order
• Change Audio Pitch
  Shift pitch up or down without changing speed

• Lightweight C++ implementation
  cppq is written in modern C++ and designed to be a minimal, efficient task queue library, making it a good fit for performance-sensitive applications where the overhead of scripting language runtimes is undesirable.
• Redis-backed reliability
  Built on top of Redis as the message broker, cppq benefits from Redis's persistence, atomic operations, and wide adoption, giving the queue system durability and the ability to survive process restarts.
• Inspired by proven design (asynq)
  The library's architecture mirrors the popular Go asynq task queue, so it inherits a well-thought-out API design for task enqueueing, retries, and worker processing patterns that have already been validated in production systems.
• Native integration for C++ projects
  For teams already working in a C++ codebase, cppq allows adding background job processing without needing to introduce a separate service written in another language (like Go or Python), simplifying the technology stack.
• Open source and inspectable
  Being open source on GitHub, developers can review the source code, modify it for custom needs, and contribute improvements, which offers transparency not available with closed-source queueing solutions.

Possible disadvantages

• Limited maturity and battle-testing
  Compared to established task queue libraries like Sidekiq, Celery, or asynq itself, cppq is a newer and smaller project with less real-world production usage, which may translate into undiscovered bugs or edge cases.
• Smaller community and ecosystem
  Because it has far fewer users and contributors than mainstream task queue systems, finding community support, third-party tutorials, or pre-built integrations is more difficult.
• Documentation gaps
  As a smaller project, cppq may have less comprehensive documentation compared to major task queue frameworks, requiring developers to read source code directly to understand advanced features or edge-case behaviors.
• C++ build and dependency complexity
  Using cppq requires managing C++ build toolchains and dependencies (such as a Redis client library), which can be more cumbersome than installing a package via pip or npm in other ecosystems.
• Fewer built-in features and tooling
  cppq likely lacks the extensive ecosystem tooling of more mature queues, such as web-based monitoring dashboards, extensive metrics/observability integrations, or advanced scheduling features found in more established solutions.