TypeStrong/ts-node v9.0.0 on GitHub

Breaking changes are labelled [BREAKING] below.

Added

Throw ERR_REQUIRE_ESM when a file is require()d which should be loaded as ESM (#1031)
Re-add "exports" declaration to package.json in backwards-compatible way, enabling node --loader ts-node/esm without file extension (#1028)
Allow specifying "require" option via tsconfig (#925)
REPL respects node's NODE_NO_READLINE environment variable (#1090)
Add a transpile-only entrypoint for ESM loader: node --loader ts-node/esm/transpile-only (#1102) @concision

Changed

Fixed

[BREAKING] Re-add realpath, which should fix workflows that use symlinks, such as pnpm, Lerna workspaces, or other mono-repo configurations (#970)
Compile files within node_modules when --skip-ignore or --ignore options are configured to allow it (#970)
Fix #884 by not adding all referenced files to getSourceFileNames/rootNames (#999)
Fix #996: bump projectVersion every time getSourceFileNames changes, avoiding accidentally outdated typechecking (#998)
Fix #1051: pass transformers object to ts.transpileModule (#1054) @thetutlage
Fix #1060: use source maps for stack traces in ESM modules (#1087)
Fix #1072: Respect --experimental-specifier-resolution coming from NODE_OPTIONS in ESM loader (#1085) @evg656e
Fix #1098: ESM loader should skip .cjs, .mjs, and any unexpected file extensions (#1103) @concision

Docs

Better explain how to compile imports, either CommonJS or using experimental ESM loader. Resolves #1075 (#1086)

Misc

Fix, re-enable, and add various tests (#1044, #1088, #1108, #1110, #1109, #1115, #1043, #999)