What is a B1 file?
A B1 file is a compressed archive file created with the free file compression utility B1 Free Archiver. It may contain one or more compressed files and folders that can be decompressed/expanded back to original form using the same B1 Free Archiver. B1 files are small in size due to compression and are easy to transfer over internet. B1 Free Archiver is cross platform and is available for Windows, Linux and MacOS platforms.
B1 File Format
B1 file format is an open archive format that combines the best proven solutions for compression of files. It is available for both personal and commercial use for free of cost. B1 Pack is an open-source software project that produces a cross-platform command-line tool and a Java library for creating and extracting file archives in the B1 archive format.
B1 Free Archiver supports the following file formats.
B1 files can be password protected and are compressed using LZMA (Lempel-Ziv-Markov chain Algorithm) compression by default.
What is the encryption support of B1 format?
It provides the option to encrypt archives with password protection, using AES-256 encryption to secure files.
How does B1 format handle large files?
This format supports splitting large archives into multiple smaller files for easier storage and transfer.
How to open B1 file?
To open or extract .b1 files, you can use:
- B1 Free Archiver (primary tool for creating and opening .b1 files)
- Other Compression Tools: Some tools like WinRAR or 7-Zip may partially support .b1, though B1 Free Archiver is recommended for full compatibility.
How to create B1 archive?
To create a .b1 archive, use the B1 Free Archiver:
- Select the files/folders to be compressed.
- Choose the output format as .b1.
- Optionally, add a password for encryption.
- Specify any other preferences like compression level or split volumes.
