Roswell

roswell

Lisp installer and launcher for major environments.

Runs as ros|macOS, Linux, Windows|roswell.github.io

Open form in Otty otty.toml

Command form

ai-draft · 2 tasks · 2 fields

Install a Lisp implementation or script, or switch the default implementation. Options are left out.

Opens the form; the finished command lands at your prompt, unrun

Run in Otty

otty gui roswell

`ros install`

Install an implementation or script

Install an implementation or scriptExample values, fixed in this page — nothing here reaches a terminal

Basic

Implementation or script

string

TasksEach one presets the form for one job

Install

target

ParametersOnly these flags are editable in the form

Implementation or script

e.g. sbcl-bin, sbcl/1.2.0, fukamachi/qlot. Empty lists installable implementations.
string · positional 0

sbcl-binccl-bin

`ros use`

Change default implementation

Change default implementationExample values, fixed in this page — nothing here reaches a terminal

Basic

Implementation*

string

TasksEach one presets the form for one job

Switch default

target

ParametersOnly these flags are editable in the form

Implementation

e.g. sbcl/1.2.3 or sbcl/system.
string · positional 0

SourcesEvery flag above is checked against these

readme

$ ros install # displays a list of all installable implementations $ ros install sbcl-bin # default sbcl $ ros install sbcl/1.2.0 # A specific version of sbcl $ ros install fukamachi/qlot # will install it from the GitHub

manual2026-10-27

raw.githubusercontent.com

readme

$ ros use sbcl/1.2.3 # change the default implementation

manual2026-10-27

raw.githubusercontent.com

Before it fills your prompt, Otty checks the installed ros against its version. A form that does not match your version is not offered.