Alternatives and similar repositories for Ultra

Users that are interested in Ultra are comparing it to the libraries listed below

• davmac314 / tosaithe
  Very minimalistic UEFI boot menu / kernel bootloader
  ☆32Updated 7 months ago
• rdmsr / tinyvmem
  Implementation of the VMem Resource Allocator
  ☆16Updated 2 years ago
• xrarch / mintia2
  ☆46Updated 3 weeks ago
• DeanoBurrito / smoldtb
  Tiny and portable device tree parser, written in C.
  ☆22Updated last year
• 48cf / jinix
  linux distro but with jinx or something
  ☆18Updated 4 months ago
• Keyronex / Keyronex
  The Keyronex Operating System
  ☆80Updated last month
• Moldytzu / GaOS
  Gallium Operating System
  ☆13Updated 2 months ago
• vex-os / kernel
  The mentally unstable 64-bit kernel
  ☆35Updated last month
• kora-org / ydin
  A very extendable and versatile hybrid kernel.
  ☆34Updated last year
• RealAstolfo / ba.sh
  An x86_64 assembler written in bash.
  ☆11Updated last year
• N00byEdge / bootelf
  ☆34Updated last year
• Moldytzu / mOS
  Operating system written in C. Monolithic kernel design.
  ☆26Updated 2 years ago
• mintsuki / flanterm
  Fast and reasonably complete (framebuffer) terminal emulator.
  ☆109Updated 5 months ago
• cheusov / nbase
  NetBSD userlevel portable to other UNIX-like systems
  ☆32Updated last year
• iProgramMC / NanoShell64
  The NanoShell64 Operating System - an x86_64 SMP aware OS. Abandoned as of August 20th, 2023, see below link.
  ☆16Updated 2 years ago
• niqumu / Aulavik
  Tiny POSIX-like hobby OS written in C
  ☆18Updated 2 years ago
• xrarch / xremu
  XR/station emulator written in C with SDL.
  ☆41Updated 2 months ago
• 48cf / limine-term-emu
  A toy terminal emulator using SDL and the standalone Limine terminal
  ☆11Updated 3 years ago
• ethan4984 / pastoral
  hobby OS unix-clone
  ☆39Updated last year
• menix-os / menix
  Modular Unix-like 64-bit kernel
  ☆64Updated this week
• rdmsr / tinyefi
  Tiny public domain EFI library
  ☆13Updated 2 years ago
• CorruptedByCPU / Zero
  64 bit bootloader for Cyjon operating system.
  ☆14Updated 4 years ago
• netlore-org / netlore
  Simple, lightweight experimental browser written in C
  ☆20Updated last year
• iProgramMC / Boron
  The Boron Operating System - an experimental SMP operating system inspired by a particular 1990s workstation OS
  ☆71Updated this week
• CorruptedByCPU / Foton
  Foton (eng. Photon) - is a similar project as Cyjon/Fern-Night, but compatibility will no longer be fully supported.
  ☆32Updated 4 months ago
• Rodmatronic / CatK
  A simple UNIX-LIKE kernel
  ☆57Updated last year
• TomatOrg / TomatOS
  An experimental dotnet based kernel
  ☆39Updated 2 months ago
• NetaScale / SCAL-UX
  SCAL/UX, a hobby Unix-like operating system
  ☆19Updated 3 years ago
• nyx-os / gaia
  Multiplatform operating system kernel
  ☆10Updated last year
• 48cf / zigux
  Zigux is an attempt to write a UNIX-like kernel in Zig
  ☆36Updated 7 months ago