Microterm runs Linux VM in any browser tab via WASM, RISCV64 emulation

What it does

Run a free, persistent Alpine Linux VM locally on your phone or browser via RISCV64 emulation. Features 40GB storage, Docker, Tailscale, and Codex AI.

Microterm is a fully functional Alpine Linux virtual machine running directly in any browser tab. It is built for real development work on desktop and mobile, including iOS and Android PWA installation and persistent local storage up to 40 GB. Microterm uses Ghostty terminal rendering on the web and boots a TinyEMU-backed RISC-V64 Linux VM. This is local computation with maximum privacy: your workloads run on your own device. Alpine Linux (full userspace), bash, coreutils, sudo, htop, iptables, fastfetch, git, make, micro, sqlite, jq, ripgrep, brotli, vips-tools, curl, openssh-client, nginx, croc, nodejs, npm, Codex, and JavaScriptCore runtime (Bun integration WIP). Use Codex directly from…from microterm.dev

In the maker’s words, at launch

Microterm is a fully compliant Linux virtual machine that runs in any browser tab. It is designed for real development and operations workflows, not demo-only terminal output. You can use it on desktop, tablets, and phones, including iOS home-screen PWA installs. Under the hood, Microterm combines Restty (libghostty…

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