Deno 2.8 has been released, featuring several new subcommands, improved Node.js compatibility, and performance enhancements. The new subcommands include deno audit fix, deno bump-version, deno ci, deno pack, deno transpile, and deno why. Deno 2.8 also defaults to npm and supports the TC39 import defer proposal. The release improves Node.js compatibility, with a pass rate of 76.4% on Node's test suite, and includes various performance optimizations.