ALZ to TAR.LZO (TLZO) Converter
Convert your alz files to tar.lzo online & free
alz
tar.lzo
How to convert ALZ to TAR.LZO
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose tar.lzo or any other format you need as a result (more than 200 formats supported)
Let the file convert and you can download your tar.lzo file right afterwards
About formats
ALZ is a proprietary archive format created by ESTsoft, a South Korean software company, as the native format of their ALZip archiver first released in 1999. The format was designed to address a specific need in the Korean market: splitting large archives into multiple volumes for distribution when email attachment size limits and slow internet connections made transferring large files impractical. ALZ archives support file compression, multi-volume splitting with configurable segment sizes, and basic file organization with directory structures. The format became widely adopted in South Korea, where ALZip established itself as one of the most popular archiving utilities due to its free availability for personal use and localized Korean interface. At its peak, ALZip was installed on a majority of Korean personal computers, making ALZ a common interchange format for file sharing within the country. One advantage is reliable multi-volume handling — ALZ was specifically engineered for splitting and reassembling archives across volume boundaries, a feature that was central to its design rather than an afterthought. The format's tight integration with ALZip provides a streamlined user experience for compression and extraction tasks. While ALZ saw limited adoption outside South Korea due to the availability of universal formats like ZIP and RAR, it remains encountered in files originating from Korean sources and can be extracted using ALZip, 7-Zip, and other compatible utilities.
TAR.LZO is a compound archive format pairing TAR) archiving with LZO (Lempel-Ziv-Oberhumer) compression, created by Markus Oberhumer in 1996. The TAR layer bundles files with Unix metadata, and the LZO algorithm compresses the stream prioritizing decompression speed above all else. LZO is an asymmetric compressor — it sacrifices compression ratio for extremely fast decompression, operating at speeds that approach raw memory bandwidth on modern hardware. This makes TAR.LZO ideal for scenarios where archives must be extracted quickly and frequently, such as real-time backup systems and embedded device firmware images. One advantage is decompression performance — LZO extraction is several times faster than gzip and an order of magnitude faster than bzip2, critical for time-sensitive operations like boot-time filesystem initialization or rapid backup restoration. The low CPU overhead during extraction is another strength, making TAR.LZO practical on resource-constrained embedded systems and for streaming decompression without buffering. The lzop command-line tool integrates with tar via pipeline, and the format is used in the Linux kernel's initramfs, Btrfs filesystem compression, and various real-time data processing systems where extraction latency matters more than archive size.