celld Copyright 2026 Deno Land Inc. celld is licensed under the Apache License 2.0; see LICENSE. Code adapted from Tokio is under the MIT License; see the header of crates/celld/tokio_select.rs. Third-party software -------------------- celld uses lol_html, Cloudflare's HTML rewriting library (BSD-3-Clause, https://github.com/cloudflare/lol-html), to implement the HTMLRewriter API. lol_html depends on the following crates from the Servo project, which are licensed under the Mozilla Public License 2.0 (https://mozilla.org/MPL/2.0/). celld binaries include them unmodified; cssparser-macros runs only at build time. Their source code is available at: cssparser https://crates.io/crates/cssparser cssparser-macros https://crates.io/crates/cssparser-macros dtoa-short https://crates.io/crates/dtoa-short selectors https://crates.io/crates/selectors The exact versions are recorded in Cargo.lock. All other dependencies are under permissive licenses (Apache-2.0, MIT, BSD-3-Clause, ISC, Unicode-3.0, Zlib, BSL-1.0, CC0-1.0, CDLA-Permissive-2.0); Cargo.lock lists them.