License
Short Leash's core is free to use, for personal and commercial work, under the Terms of use. Short Leash Pro is a yearly license for one person on up to 2 computers; see Pricing and Short Leash Pro and licenses. Short Leash is proprietary software: you may use it, but not sell, redistribute or modify it.
Third-party components
Short Leash downloads, bundles or links components that keep their own licenses. They include:
| Component | License |
|---|---|
| PHP (static-php-cli builds) | PHP License 3.01 |
| Libraries inside Short Leash's PHP builds: GMP, GNU gettext, GNU libiconv, libde265, libheif, unixODBC | LGPL, linked into PHP, which runs as a separate program |
| Xdebug | Xdebug License 1.03 |
| Composer, Laravel installer, Laravel Reverb | MIT |
| Mailpit | MIT |
| cloudflared | Apache-2.0 |
| MySQL Community Server | GPL-2.0, run as a separate program |
| MariaDB Server | GPL-2.0, run as a separate program. On a Mac, Short Leash's own build, with its source published beside it; its client library links GnuTLS and Nettle (LGPL). On Windows, mariadb.org's build from archive.mariadb.org |
| PostgreSQL | PostgreSQL License |
| PostGIS | GPL-2.0-or-later, loaded by PostgreSQL, with GEOS (LGPL-2.1-or-later), PROJ (MIT), json-c (MIT) and protobuf-c (BSD-2-Clause) linked in. Short Leash's own build, with its source published beside it |
| MongoDB Community Server | SSPL-1.0. MongoDB's own build, downloaded from fastdl.mongodb.org and run as a separate program |
| MongoDB Database Tools | Apache-2.0 |
| Valkey | BSD-3-Clause |
| Garnet (Windows) | MIT |
| Memcached (macOS), with libevent | BSD-3-Clause |
| Redis | Redis 8: RSALv2, SSPLv1 or AGPLv3; Redis 7.2: BSD-3-Clause. Built from source on your Mac and run as a separate program |
| Meilisearch | MIT |
| Typesense | GPL-3.0. Typesense's own macOS build, downloaded from dl.typesense.org and run as a separate program |
| RustFS | Apache-2.0 |
| Node.js | MIT |
| uv, Python builds | MIT / Apache-2.0; Python is PSF-2.0 |
| granian | BSD-3-Clause |
| Geist and Geist Mono fonts | SIL Open Font License 1.1 |
| Newsreader font | SIL Open Font License 1.1 |
The app also links Rust and JavaScript libraries under permissive licenses (MIT, Apache-2.0, BSD, ISC and similar). The complete list, including every extension and library inside Short Leash's PHP builds, is on Third-party notices, and a copy ships inside the app.
Short Leash is not affiliated with Laravel, Cloudflare or the other projects named here.