# rtk v0.48.0

- Product: rtk (https://whatsnew.fyi/product/rtk)
- Vendor: rtk
- Date: 2026-09-04
- Version: v0.48.0
- Original notes: https://github.com/rtk-ai/rtk/releases/tag/v0.48.0
- Permalink: https://whatsnew.fyi/product/rtk/releases/v0.48.0

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **added** — Add Bun and Deno runtime support
- **added** — Route bun x to bunx tool filters
- **added** — Add Bun and Deno test summaries to runner
- **fixed** — Skip find's disclosure note and tee pointer when counting names in benchmark
- **fixed** — Address review feedback for Bun and Deno support
- **fixed** — Fix routing bugs and align Bun and Deno with project conventions
- **fixed** — Run Bun and Deno via arg vectors, not shell
- **fixed** — Add tee recovery to run_pkg and run_pm_ls in Bun
- **fixed** — Filter combined stdout and stderr in Bun
- **fixed** — Parse real pm ls tree output in Bun
- **fixed** — Route Bun pkg and pm ls through the core runner
- **fixed** — Stop rejecting valid package specs in Bun
- **fixed** — Route Deno lint and check through core runner
- **fixed** — Don't report byte-different files as identical in diff
- **fixed** — Derive savings from passthrough status in discover
- **fixed** — Log real hook decisions instead of guessing coverage retroactively in discover
- **fixed** — Stop crediting passthrough subcommands in discover
- **fixed** — Reject unanchored TOML match_command at load in filters
- **fixed** — Bound disclosure bookkeeping and disclose through symlinked root in find
- **fixed** — Report missing path and disclose hidden and gitignored matches in find

##### [0.48.0](https://github.com/rtk-ai/rtk/compare/v0.47.0...v0.48.0) (2026-09-04)


###### Features

* add Bun and Deno runtime support ([856c345](https://github.com/rtk-ai/rtk/commit/856c34599a50086e00f145aa2690fdd309a3d136))
* **bun,deno:** add Bun and Deno runtime support ([36788f6](https://github.com/rtk-ai/rtk/commit/36788f6bd4932037caac5cbb1d15d6e2fb9f33da))
* **bun:** route bun x to bunx tool filters ([a9ef10f](https://github.com/rtk-ai/rtk/commit/a9ef10fcb1faa82563f54b7ea431e422236d9e66))
* **runner:** bun and deno test summaries ([f4ac0cc](https://github.com/rtk-ai/rtk/commit/f4ac0cc8a388248ebf079fd0f4cc6c4b26cdf874))


###### Bug Fixes

* **benchmark:** skip find's disclosure note and tee pointer when counting names ([c7fc40a](https://github.com/rtk-ai/rtk/commit/c7fc40ab84a50ca11d31cf7270c997f0e59434f2))
* **benchmark:** skip find's disclosure note and tee pointer when counting names ([d952a6b](https://github.com/rtk-ai/rtk/commit/d952a6b5de06fe87a06815024839c128a40392fb))
* **bun,deno:** address review feedback ([55d2390](https://github.com/rtk-ai/rtk/commit/55d239036be584352328b30ee584bfa9a4e53ae9))
* **bun,deno:** fix routing bugs, align with project conventions ([2c52649](https://github.com/rtk-ai/rtk/commit/2c52649bfd8b6dc695e8dc4d4f76b8d2983d1d28))
* **bun,deno:** run via arg vectors, not shell ([2416b8c](https://github.com/rtk-ai/rtk/commit/2416b8c5b7ab4fde3affa6e757a870cc54e2f9a3))
* **bun:** add tee recovery to run_pkg/run_pm_ls ([3b6d1e4](https://github.com/rtk-ai/rtk/commit/3b6d1e4180dddb30bf9381b5c609aeeea13b3a79))
* **bun:** filter combined stdout and stderr ([b850696](https://github.com/rtk-ai/rtk/commit/b850696e3d4885bab9d89f14ffddd8576fb8062d))
* **bun:** parse real pm ls tree output ([4fb2c3a](https://github.com/rtk-ai/rtk/commit/4fb2c3abe1499c8bdae1cefc7ea5c11b67d47913))
* **bun:** route pkg and pm ls through the core runner ([0a7e992](https://github.com/rtk-ai/rtk/commit/0a7e9920955ae14d50077e7fac188c3bc3fedc0e))
* **bun:** stop rejecting valid package specs ([8f056b2](https://github.com/rtk-ai/rtk/commit/8f056b27f8f7c956ae7c47b225d7186bdafe6ba6))
* **deno:** route lint/check through core runner ([d23e158](https://github.com/rtk-ai/rtk/commit/d23e1587e79f90c5d0b404e85e672f785d4b7da3))
* **diff:** don't report byte-different files as identical ([4f3c9fe](https://github.com/rtk-ai/rtk/commit/4f3c9feddd0ef147ad8008cc1bd8f8c054bda051))
* **discover:** derive savings from passthrough status ([e78427b](https://github.com/rtk-ai/rtk/commit/e78427b82f80a7665f72f446c0a02499ebe5f230))
* **discover:** log real hook decisions instead of guessing coverage retroactively ([f57af35](https://github.com/rtk-ai/rtk/commit/f57af3581b86624790bce23cf3e5e31db2c5b53a))
* **discover:** stop crediting passthrough subcommands ([a3cca44](https://github.com/rtk-ai/rtk/commit/a3cca44a0f0e6b2cc9881b6dc23d4e1094551489))
* **filters:** reject unanchored TOML match_command at load ([3522477](https://github.com/rtk-ai/rtk/commit/35224779ea9e30744c16d447a3edef7b26e17851))
* **find:** bound disclosure bookkeeping, disclose through a symlinked root, align the note with ls ([68dc719](https://github.com/rtk-ai/rtk/commit/68dc719ddc084644bab9651853ac6e1d3fcdd95e))
* **find:** report a missing path like find does, and disclose hidden/gitignored matches ([9cf048a](https://github.com/rtk-ai/rtk/commit/9cf048ae8819f0685ebf7b2f7914f48ab243e47e))
* **find:** report a missing path like find does, and disclose hidden/gitignored matches ([765b270](https://github.com/rtk-ai/rtk/commit/765b2709047a0058e4eedf8baa87ac9d6469336b)), closes [#3851](https://github.com/rtk-ai/rtk/issues/3851)
* **js:** correct bun and deno filtering, routing, and accounting ([9bee7a0](https://github.com/rtk-ai/rtk/commit/9bee7a0d8f843949c0dae4420f3c2342c5f0a99b))
* **js:** correct bun and deno runtime behavior ([1173de0](https://github.com/rtk-ai/rtk/commit/1173de0686adb26792598525a6941722c498dd22))
* **js:** keep each caller's behavior for a missing tool ([6ff2571](ht

_[Truncated at 4000 characters — full notes: https://github.com/rtk-ai/rtk/releases/tag/v0.48.0]_