Roadmap

Completed — v1 through v100

Foundation (v1-v10) — From Zero to Boot

Version	Focus	Lines
v1-v5	Boot, VGA, serial, GDT/IDT, PIT, keyboard, heap	~3K
v6-v10	Multitasking, syscalls, IPC, VFS, ACPI, shell	~7K

Growth (v11-v15) — Real Hardware & Networking

Version	Focus	Lines
v11-v15	RTC, framebuffer, PCI, networking (IPv4/UDP), SMP	~15K

Expansion (v16-v26) — Full OS Features

Version	Focus	Lines
v16-v20	Modules, virtio, FAT16, ELF, TCP/IP, HTTP	~30K
v21-v26	Containers, AI shell, SSH, DNS, MQTT, WebSocket, scripts	~41K

System Hardening (v27-v30)

Version	Focus	Lines
v27	Permissions & Security — capabilities, seccomp, audit	42.5K
v28	Logging & Audit — structured logs, rotation, remote syslog	43.6K
v29	Performance Profiling — alloc tracker, syscall stats	44.2K
v30	Stability Hardening — panic recovery, fuzzing framework	44.9K

Network Services (v31-v35)

Version	Focus	Lines
v31-v35	HTTP middleware, SCP, DNS zones, MQTT broker (QoS), WebSocket rooms	46.4K

AI Platform (v36-v40)

Version	Focus	Lines
v36	Neural network inference (INT32, no floats)	47.5K
v37	ML training — linear regression, decision tree, KNN	48.0K
v38	Vector store — semantic search, cosine similarity	48.3K
v39	AI workflow engine — task orchestration	48.5K
v40	Self-evolution — code analysis, patch generation	48.5K

Hardware Extensions (v41-v45)

Version	Focus	Lines
v41	GPU compute — software shaders, benchmarks	49.5K
v42	Bluetooth — HCI, L2CAP, device pairing	50.0K
v43	Distributed FS — Raft consensus, remote mount	50.5K
v44	Real-time scheduling — EDF, Rate Monotonic	50.9K
v45	Microkernel mode — service isolation, hot-restart	50.9K

Audio, Userspace & GUI (v46-v50)

Version	Focus	Lines
v46	Audio engine — mixer, WAV, synthesis, MIDI	52.5K
v47	Userspace — process manager, libc, /bin programs	54.0K
v48	GUI toolkit — widgets, layout, dialogs, themes	55.5K
v49	IPv6 + HTTPS — dual stack, reverse proxy, TLS	56.7K
v50	Packages — registry, dependency resolution, build system	57.2K

Advanced Systems (v51-v55)

Version	Focus	Lines
v51	ext4 filesystem — extents, journaling, htree	58.0K
v52	TCP congestion (Reno/Cubic/BBR) + WASI runtime	59.3K
v53	Container networking — veth pairs, network bridge	60.1K
v54	ELF dynamic linker + debug info parser	60.9K
v55	Extended crypto — AES-128, RSA, X.509, ChaCha20	61.3K

Kernel Internals (v56-v60)

Version	Focus	Lines
v56	Comprehensive /proc filesystem (28 entries)	62.5K
v57	/sys filesystem + device model	63.0K
v58	tmpfs + enhanced pipes (named, bidirectional)	63.4K
v59	POSIX ACLs — per-user/group access control	64.2K
v60	Power management — P/C-states, thermal, battery	65.1K

Platform Expansion (v61-v77)

Version	Focus	Lines
v61-v65	WiFi, HDA audio, UEFI boot (Limine), vim, bash/zsh	72K
v66-v70	cgroups, multi-user, service manager, extended tooling	78K
v71-v73	aarch64 port (Raspberry Pi 3/4/5) — UART, GPIO, SD card	82K
v74-v75	riscv64 port (SiFive/StarFive) — OpenSBI, PLIC, CLINT	84K
v76-v77	loongarch64 port (Loongson 3A5000/6000) — UEFI, EIOINTC	85.9K

Milestone: 4-architecture support — x86_64, aarch64, riscv64, loongarch64 all boot in QEMU with shared kernel core and per-arch HAL layers. 253 modules, 85,928 lines of Rust.

Phase 1: Real Hardware (v78-v82)

Version	Focus	Lines
v78-v82	USB keyboard, multiple NICs, SATA, framebuffer display, font rendering, USB mouse, touchpad, keyboard layouts, USB mass storage, NTFS read-only, auto-mount, ACPI S3 sleep/wake, real CPU frequency scaling, battery readout	~100K

Phase 2: User Experience (v83-v87)

Version	Focus	Lines
v83-v87	Window compositor, desktop environment, GPU-accelerated terminal with Unicode, graphical file manager, network manager, unified system settings	~121K

Networking Roadmap (N1-N9) — Completed

Phase	Focus
N1	QUIC transport protocol
N2	HTTP/3 over QUIC
N3	gRPC framework
N4	OSPF routing protocol
N5	BGP routing protocol
N6	iptables firewall and NAT
N7	eBPF packet filtering
N8	DPDK-style fast path
N9	Network performance testing

Milestone: v87 — 330 modules, 121,157 lines of Rust. Window compositor, desktop environment, full networking stack with QUIC/HTTP/3, gRPC, OSPF/BGP, iptables/NAT, eBPF, and DPDK. 450+ shell commands.

Phase 3: Application Ecosystem (v88-v92) — COMPLETE

Version	Focus	Lines
v88-v92	HTML/CSS web browser, email client (SMTP/IMAP), music player, enhanced vim + debugger, network package manager	~125K

Phase 4: System Maturity (v93-v97) — COMPLETE

Version	Focus	Lines
v93-v97	PAM authentication, per-user encryption, OCI container runtime, KVM virtualization (VT-x), NFS client, performance optimization	~129K

Phase 5: AI Evolution & Self-Hosting (v98-v100) — COMPLETE

Version	Focus	Lines
v98	LLM inference — INT4/INT8 quantized, in-kernel neural network	~130K
v99	AI system administration — monitoring, diagnostics, auto-tuning	~131K
v100	Self-hosting — Rust subset compiler, x86_64 assembler, ELF linker	132,670

Milestone: v100 — 360 modules, 132,670 lines of Rust. Self-hosting OS with Rust compiler, assembler, and linker. 480+ shell commands. 100 releases.

Growth Chart

v10     7,000 lines    — boots, shell, multitasking
v20    30,000 lines    — networking, graphics, drivers
v30    44,900 lines    — security, logging, profiling
v40    48,500 lines    — AI platform, self-evolution
v50    57,200 lines    — audio, GUI, IPv6, packages
v60    65,074 lines    — full OS platform
v70    78,000 lines    — multi-user, service manager
v77    85,928 lines    — 4-architecture support
v82   ~100,000 lines   — real hardware support
v87   121,157 lines    — desktop environment, networking roadmap complete
v92   ~125,000 lines   — application ecosystem
v97   ~129,000 lines   — system maturity, containers, KVM
v100  132,670 lines    — SELF-HOSTING! Rust compiler, assembler, linker

Post-v100 Directions

MerlionOS has reached its v100 milestone. Future work may include:

Real hardware validation on more machines and all 4 architectures
Community contributions and ecosystem growth
Expanded self-hosting capabilities (more Rust language features)
LoongArch SMP support
System installer for bare-metal deployment