Privacy-friendly alternatives to zlib
The open-source compression library sites closest to zlib, with the fewest trackers first: what each homepage loads before you accept cookies. zlib itself loads 0 trackers.
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LZ4 - Extremely fast compression
Compression algorithm
No trackers, ad pixels or embeds on its homepage. Compare with zlib →
Very close - 02
The gzip home page
file format
No trackers, ad pixels or embeds on its homepage. Compare with zlib →
Very close - 03
libpng.org: top level
No trackers, ad pixels or embeds on its homepage. Compare with zlib →
Very close - 04
7-Zip
open-source file archiver and extractor
No trackers, ad pixels or embeds on its homepage. Compare with zlib →
Very close - 05
Independent JPEG Group
C programming language library for JPEG images, from IJG
No trackers, ad pixels or embeds on its homepage. Compare with zlib →
Very close - 06
libjpeg-turbo | Main / libjpeg-turbo
software library for processing JFIF images
No trackers, ad pixels or embeds on its homepage. Compare with zlib →
Close - 07
sourceware.org: Free software! Get your fresh hot free software!
Sourceware free software
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curl
command line tool and library for transferring data with URL syntax
No trackers, ad pixels or embeds on its homepage. Compare with zlib →
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GraphicsMagick Image Processing System
GraphicsMagick is a robust collection of tools and libraries to read, write, and manipulate an image in any of the more popular image formats including GIF, JPEG, JPEG-2000, PNG, PDF, and WebP. With GraphicsMagick you can create GIFs dynamically making it suitable for Web applications. You can also resize, rotate, sharpen, color reduce, or add special effects to an image and save your completed work in the same or differing image format.
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libvips
A fast image processing library with low memory needs.
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- 12 tcl-lang.org No trackers
Tcl Developer Site
scripting language
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PCRE - Perl Compatible Regular Expressions
The PCRE library is a set of functions that implement regular expression pattern matching using the same syntax and semantics as Perl 5. PCRE has its own native API as well as a set of wrapper functions that correspond to the POSIX regular expression API.
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Swift Programming Language
Swift is a general-purpose programming language built using a modern approach to safety, performance, and software design patterns.
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The FreeType Project
The FreeType Project: a free, high-quality and portable Font engine
No trackers, ad pixels or embeds on its homepage. Compare with zlib →
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FreeTDS.org
No trackers, ad pixels or embeds on its homepage. Compare with zlib →
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Home | TCPDUMP & LIBPCAP
Web site of Tcpdump and Libpcap
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SQLite Home Page
serverless relational database management system (RDBMS)
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Close - 19 ruby-lang.org No trackers
Ruby Programming Language
general-purpose programming language
No trackers, ad pixels or embeds on its homepage. Compare with zlib →
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Mercurial SCM
cross-platform, distributed revision-control tool for software developers
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Chosen from the zlib alternatives whose homepages we could read, closest first among those with the same number of trackers. A tag manager counts as a tracker: it loads more after you consent.