Fathom-OS
Fathom-OS Build Series: Chapter 8 Part 6 - Perl Modules and Python
Part of the Fathom OS Project Log. This is Part 6 of Chapter 8, the core system build. Part 5 finished the build tooling and Perl. This part builds…
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Fathom-OS
Fathom-OS Build Series: Chapter 8 Part 5 - Build Tools and Perl
Part of the Fathom OS Project Log. This is Part 5 of Chapter 8, the core system build. Part 4 finished the terminal libraries and the shell. This…
Fathom-OS
Fathom-OS Build Series: Chapter 8 Part 4 - Terminal Libraries and the Shell
Part of the Fathom OS Project Log. This is Part 4 of Chapter 8, the core system build. Part 3 finished the system libraries and the final permanent…
Fathom-OS
Fathom-OS Build Series: Chapter 8 Part 3 - System Libraries and the Final GCC
Part of the Fathom OS Project Log. This is Part 3 of Chapter 8, the core system build. Part 2 built the toolchain group through MPC. This part builds…
Fathom-OS
Fathom-OS Build Series: Chapter 8 Part 2 - The Toolchain
Part of the Fathom OS Project Log. This is Part 2 of Chapter 8, the core system build. Part 1 covered the API headers and core libraries through…
Fathom-OS
Fathom-OS Build Series: Chapter 8 Part 1 - API and Core Libraries
Part of the Fathom OS Project Log. Chapter 8 is the core system build, the largest chapter in the book. It compiles the final, permanent versions of…
Fathom-OS
Fathom-OS Build Series: Chapter 7 - Entering Chroot and Building Additional Temporary Tools
Part of the Fathom OS Project Log. Chapter 7 is a real shift. Up through Chapter 6 the work was cross compilation done as the lfs user. This chapter…
Fathom-OS
Fathom-OS Build Series: Chapter 6 - Cross Compiling Temporary Tools
Part of the Fathom OS Project Log. Chapter 6 cross compiles a set of basic utilities using the cross toolchain built in Chapter 5. These tools…
Fathom-OS
Fathom-OS Build Series: Chapter 5 - Compiling a Cross-Toolchain
Part of the Fathom OS Project Log. Chapter 5 builds the cross toolchain that everything else gets compiled with. This is five packages built in a…
Fathom-OS
Fathom-OS Build Series: Chapter 4 - Final Preparations
Part of the Fathom OS Project Log. Chapter 4 sets up the environment that Chapters 5 and 6 depend on entirely. This includes creating the directory…
Fathom-OS
Fathom-OS Build Series: Chapter 3 - Packages and Patches
Part of the Fathom OS Project Log. Chapter 3 covers downloading all the source packages and patches needed for the entire LFS build. This is a…
Fathom-OS
Fathom-OS Build Series: Chapter 2.6 and 2.7 - Setting $LFS and Mounting the Partition
Part of the Fathom OS Project Log. Chapters 2.6 and 2.7 are short but important. Every build command from this point forward depends on the $LFS…
Fathom-OS
Fathom-OS Build Series: Chapter 2.4 and 2.5 - Partition and Filesystem Setup
Part of the Fathom OS Project Log. Chapters 2.4 and 2.5 cover creating the LFS partition and formatting it with a filesystem. Since these two steps…
Fathom-OS
Fathom-OS Build Series: Chapter 2.2 - Host System Requirements
Part of the Fathom OS Project Log. Before you touch a single source package, LFS needs your host machine to be in a specific state. Chapter 2.2…
Fathom-OS
Fathom-OS Project Log: Vision, Status & Milestones
This post was updated on June 8, 2026 at 11:09 PM EDT to reflect the current state of the project. Fathom OS has moved from planning to active…