# cosmiconfig-typescript-loader changelog

> cosmiconfig-typescript-loader release notes.

- Vendor: cosmiconfig-typescript-loader
- Category: Developer Tools
- Official site: https://github.com/Codex-/cosmiconfig-typescript-loader#readme
- Tracked by: What's New (https://whatsnew.fyi/product/cosmiconfig-typescript-loader)
- Harvested from: GitHub (codex-/cosmiconfig-typescript-loader)
- Entries below: 10 (newest first)

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.

## Releases

### 6.3.0 — Release 6.3.0

- Date: 2026-04-09
- Version: 6.3.0
- Original notes: https://github.com/Codex-/cosmiconfig-typescript-loader/releases/tag/6.3.0
- Permalink: https://whatsnew.fyi/product/cosmiconfig-typescript-loader/releases/6.3.0

######    ⚙️ Maintenance Release

- **deps**: Update dependencies to resolve security advisories
- **security**: Pin all dependencies
- **security**: Use trusted NPM OIDC for releases
- **security**: Remove any manually generated tokens

### 6.2.0 — Release 6.2.0

- Date: 2025-10-10
- Version: 6.2.0
- Original notes: https://github.com/Codex-/cosmiconfig-typescript-loader/releases/tag/6.2.0
- Permalink: https://whatsnew.fyi/product/cosmiconfig-typescript-loader/releases/6.2.0

######    ⚙️ Maintenance Release

- **cicd**: Run CICD for Node 24
- **deps**: Update all non-major depencies
- **repo**: Add FUNDING.yaml

######     [View changes on GitHub](https://github.com/Codex-/cosmiconfig-typescript-loader/compare/6.1.0...6.2.0)

### 6.1.0 — Release 6.1.0

- Date: 2024-12-05
- Version: 6.1.0
- Original notes: https://github.com/Codex-/cosmiconfig-typescript-loader/releases/tag/6.1.0
- Permalink: https://whatsnew.fyi/product/cosmiconfig-typescript-loader/releases/6.1.0

- chore(deps): update all non-major dependencies [`#156`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/156)
- chore(deps): update node.js to v22 [`#153`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/153)
- chore(deps): update codecov/codecov-action action to v5 [`#157`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/157)
- build(deps): bump cross-spawn from 7.0.3 to 7.0.5 [`#155`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/155)
- build(deps): bump @eslint/plugin-kit from 0.2.1 to 0.2.3 [`#154`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/154)
- chore: update lint finding [`0de32d9`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/0de32d9205d7317e26d6ea7fa62c28189ba5b5fe)
- chore(deps): update dependency node to v22 [`3e5f863`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/3e5f86305d3e2358e6bc5367d7b8b3f8add17489)

### 6.0.0 — Release 6.0.0

- Date: 2024-10-19
- Version: 6.0.0
- Original notes: https://github.com/Codex-/cosmiconfig-typescript-loader/releases/tag/6.0.0
- Permalink: https://whatsnew.fyi/product/cosmiconfig-typescript-loader/releases/6.0.0

#### Breaking changes

- `TypeScriptLoader` is now asynchronous
  - A synchronous loader can still be accessed by importing `TypeScriptLoaderSync`
    - `TypeScriptLoaderSync` is deprecated, as Jiti has deprecated their synchronous import API.
- Drop support for Node 16

#### Misc changes

- chore(deps): lock file maintenance [`#151`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/151)
- chore(deps): update all non-major dependencies [`#150`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/150)
- Upgrade to Jiti 2 [`#149`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/149)
- chore(deps): update dependency eslint to v9 [`#134`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/134)
- Migrate to pnpm and asdf-vm [`#148`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/148)
- cicd: Use pnpm and asdf-vm [`22fc584`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/22fc584c4fe499b22f45a3f6f3a33cb38d6b4b97)
- fix: missed npx commands, moved to pnpm exec [`0056629`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/0056629c5791ace1a262cb7dcacf3959a7e40029)
- chore(deps): update remaining eslint packages [`e56943e`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/e56943e3074ba93eefeee6abdf2fe14a5ad59d67)
- feat!: Upgrade to Jiti 2 [`f5ee080`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/f5ee08031cff172b451803da4b71eb3bf0a1ba01)
- chore(deps): update dependency @typescript-eslint/eslint-plugin to v8 [`deb156d`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/deb156dfc6ad79a5a6f1de1ad7e8a8acdcf78e3c)
- test: imrpove smoke tests [`ae87dd3`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/ae87dd3188035fe382815c203ea4562499b97cf3)
- test: improve tests [`364312b`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/364312b04de2beb7985a6ebd30952ad25b3429c7)
- chore: resolve lint issues [`8a6d72a`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/8a6d72a311eeeeccc7324b7603ca903c9771449a)
- fix: improve typings [`6f9fb98`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/6f9fb984794c8e2aabbad82644bc25fc4b9e2cf8)
- cicd: use frozen lockfile [`304e26e`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/304e26e14f2ada1171cc18c67b651df7808cff35)
- fix: codecov reporting [`95a3e23`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/95a3e23bc68bfdbbe1257710e02d32867ea88ff7)
- chore: remove reaching into jiti for types [`1547200`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/1547200bd5b04d6deb48efe61f9cdc4901cff8eb)
- cicd: fix coverage command usage [`3757a12`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/3757a12bacf20582fbbb6191a33765e2823e567b)
- chore!: drop support for Node 16 [`35cd021`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/35cd02162f217dc9148d22ca917aefb47e53e346)

### 5.1.0 — Release 5.1.0

- Date: 2024-10-19
- Version: 5.1.0
- Original notes: https://github.com/Codex-/cosmiconfig-typescript-loader/releases/tag/5.1.0
- Permalink: https://whatsnew.fyi/product/cosmiconfig-typescript-loader/releases/5.1.0

- chore(deps): lock file maintenance [`#138`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/138)
- build(deps-dev): bump braces from 3.0.2 to 3.0.3 [`#135`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/135)
- chore(deps): update dependency eslint-config-airbnb-typescript to v18 [`#128`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/128)
- chore(deps): update codecov/codecov-action action to v4 [`#126`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/126)
- chore(deps): update all non-major dependencies [`#125`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/125)
- build(deps-dev): bump ip from 1.1.8 to 1.1.9 [`#124`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/124)
- chore(deps): update actions/setup-node action to v4 [`#117`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/117)
- build(deps-dev): bump @babel/traverse from 7.23.0 to 7.23.2 [`#115`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/115)
- chore(deps): update actions/checkout action to v4 [`#114`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/114)
- chore(deps): update all non-major dependencies [`#108`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/108)
- chore(deps): update dependency prettier to v3 [`#110`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/110)
- chore(deps): update dependency release-it to v17 [`018f59d`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/018f59d88fe9dbbea9fe07323dfd215ec3b20141)
- chore(deps): update dependency @typescript-eslint/eslint-plugin to v6 [`4b609ec`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/4b609ec526d47a2e40cd6772accc7d6b135e1090)
- chore(deps): update dependency @typescript-eslint/eslint-plugin to v7 [`50d8917`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/50d891710f44a17dd7486697943a77f1d2148695)
- chore(deps): update dependency eslint-plugin-prettier to v5 [`2237928`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/2237928412fd8faef291baa648eef12015836dc1)
- chore(deps): update dependency cosmiconfig to v9 [`221dbcb`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/221dbcbf07c94dbff956d7fcb33ffbd47bc758f4)
- chore(format): run format [`72a146d`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/72a146dc17dbdb48de5d0f317f4dbac09d690958)
- chore(jest): Use mjs instead of ts for config [`3de5118`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/3de5118c9dc642fff4ab053f53319766f4a62bdb)
- chore(deps): update dependency eslint-config-prettier to v9 [`24a6d97`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/24a6d97ffb089f2edd8d01d0febf237e065bae7b)
- chore(renovate): Don't attempt to bump engines [`a8667ff`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/a8667ff6df02156a9381b1894ff26ff6510e8a99)

### 5.0.0 — Release 5.0.0

- Date: 2023-07-25
- Version: 5.0.0
- Original notes: https://github.com/Codex-/cosmiconfig-typescript-loader/releases/tag/5.0.0
- Permalink: https://whatsnew.fyi/product/cosmiconfig-typescript-loader/releases/5.0.0

- Add ESM support and change to jiti [`#106`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/106)
- feat(jiti): Move away from ts-node, use jiti [`56f9e65`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/56f9e65e10c190201c896ca5bb55d73d88c36c79)
- feat(esm): Generate esm sources and support `import` [`c879324`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/c879324bcaba06ce59d55627e22db4133de266a0)
- feat(esm): Require cosmiconfig 8 and node 16 [`ca6e2da`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/ca6e2da5cadcccb525b4d1df809643c15399342e)
- feat(esm): Update testing to use async only [`50aad7e`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/50aad7e56d84001320fdb4cc3b2bcd733fde118f)
- feat(esm): Correctly emit require vs import [`16f292b`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/16f292bb7e3935041283b5ccc61bb3534db39dee)
- chore(repo): update ignore [`5ab8f8f`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/5ab8f8fc6e2bc0e7171a108919b54e30e2e8f948)
- feat(esm): Update smoke tests [`f02d4dd`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/f02d4dd14063795535e82cb8865addf9d06b18eb)
- cicd(build): Drop node 14 support [`29c806b`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/29c806b605e324d21b533f34c4380bb0c90a6b15)
- feat(esm): No longer force to commonjs [`68403dd`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/68403dd97717dd7225a5f5409827889274b570b3)
- chore(scripts): Tidy up build commands [`04f0b04`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/04f0b04c1359266097258656352913fcc3a4fab5)
- chore(scripts): tidy up [`521386d`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/521386d9d3b19ab0e2d807721d7fa1302161d025)
- refactor(build): Move build to scripts [`ce5ce9e`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/ce5ce9e88536192c60c4489ca34120679d2f1982)
- chore(cicd): Only run on pr and push to main [`f15f952`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/f15f952d412e2f26e22f980bc9e097cafe1ad388)

### 4.4.0 — Release 4.4.0

- Date: 2023-07-25
- Version: 4.4.0
- Original notes: https://github.com/Codex-/cosmiconfig-typescript-loader/releases/tag/4.4.0
- Permalink: https://whatsnew.fyi/product/cosmiconfig-typescript-loader/releases/4.4.0

- chore(deps): update all non-major dependencies [`#107`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/107)
- build(deps-dev): bump word-wrap from 1.2.3 to 1.2.4 [`#104`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/104)
- build(deps): bump vm2 from 3.9.17 to 3.9.18 [`#94`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/94)
- build(deps): bump vm2 from 3.9.16 to 3.9.17 [`#92`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/92)
- build(deps): bump vm2 from 3.9.15 to 3.9.16 [`#91`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/91)
- build(deps): bump vm2 from 3.9.14 to 3.9.15 [`#90`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/90)
- Revert to jest [`#83`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/83)
- build(deps): bump cacheable-request from 10.2.5 to 10.2.7 [`#81`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/81)
- chore(deps): lock file maintenance [`#72`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/72)
- chore(deps): update vitest monorepo to ^0.28.0 [`#71`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/71)
- test: rever to jest to test cjs/require things [`26e9bf4`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/26e9bf421029c1ccbfa13cc482f98bf72651998f)
- chore(deps): update dependency esbuild to ^0.17.0 [`7a951f4`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/7a951f4b9325024d53cf51c8f4e751fec2f769fd)
- test: use @swc instead of ts-jest [`8058bac`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/8058bac377d686984e57a4929f8effd3d354b9e4)
- chore(deps): update dependency release-it to v16 [`0b03ace`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/0b03acea9e34940b8e078a700865fdb4592bb7a1)
- chore(deps): update vitest monorepo to ^0.26.0 [`ef90890`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/ef90890e61b83dee04b90040c473203007ad73b1)
- chore(deps): update all non-major dependencies to ^0.28.4 [`b39b9c0`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/b39b9c019ed3c1ba259052b2d85614865192db25)
- chore(deps): update vitest monorepo to ^0.27.0 [`4061d10`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/4061d10e1f7b14b87fb3758fb7cd0d2ed49b4332)
- chore(deps): update dependency typescript to v5 [`fe53487`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/fe53487085c30a94e5a566c611807f95e210155b)
- chore: bump packages [`b98eb72`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/b98eb725c2b9b1029f9ed5ed0ed82cef4115b38d)
- chore(deps): revert some renovatebot shenanigans. [`af413ef`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/af413ef605f9b79222d2a53e1e73db44f076080a)
- chore: tidy up imports [`42773a3`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/42773a3d2fa89ca6af230b7bfef2e4cfeedace70)
- build(engine): up node to 14, remove npm version. [`065716c`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/065716c524a1f01a479de6e0dda85e700bb93fc6)
- chore(deps): update renovatebot config. [`e6e562b`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/e6e562ba3557d5d4e75c81a6b983aa048d2b3902)
- ci(test): update coverage command and usage [`e8c81ef`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/e8c81ef5a2b808307d374004e054817057429f95)
- chore(deps): update renovatebot config. [`8950208`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/8950208d332f89be1b3c38f8ad37b738336e800c)
- test: add coverage script [`41ae87c`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/41ae87c158416fb10101386b519c2ccfd4f43da5)
- chore(deps): update renovatebot config. [`34e0af8`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/34e0af8097237b541e43f824e56f75eb15e9acbd)
- chore(deps): update renovatebot config. [`ee07c47`](https://github.com/Codex-

_[Truncated at 4000 characters — full notes: https://github.com/Codex-/cosmiconfig-typescript-loader/releases/tag/4.4.0]_

### 4.3.0 — Release 4.3.0

- Date: 2022-12-11
- Version: 4.3.0
- Original notes: https://github.com/Codex-/cosmiconfig-typescript-loader/releases/tag/4.3.0
- Permalink: https://whatsnew.fyi/product/cosmiconfig-typescript-loader/releases/4.3.0

- chore(deps): lock file maintenance [`#58`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/58)
- chore(deps): bump root dependencies in package. [`6e18a83`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/6e18a83ab6c3ab02bf86dc1411cf13ee32646680)
- chore(deps): update dependency esbuild to ^0.16.0 [`82da489`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/82da4890bed9e026132510a0664694cecf91f1a9)
- chore(deps): update vitest monorepo to ^0.25.0 [`37a3004`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/37a30047620e9fe5826d37ca78e67a958ed8341d)
- test: special order not needed for mocking this import. [`22791a3`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/22791a380396490f5d65e3c1bcea053aecb8c01a)

### 4.2.0 — Release 4.2.0

- Date: 2022-10-31
- Version: 4.2.0
- Original notes: https://github.com/Codex-/cosmiconfig-typescript-loader/releases/tag/4.2.0
- Permalink: https://whatsnew.fyi/product/cosmiconfig-typescript-loader/releases/4.2.0

- test: convert tests to use vitest. [`c70ee5e`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/c70ee5e72751f911d8c51005ce28f0d6162f1db1)
- chore(deps): lock file maintenance [`ff0bc14`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/ff0bc144f31d2ccfeed9b4ae1a80fb47df9ece40)
- chore(deps): lock file maintenance [`0249b27`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/0249b27588642c94064a22a3e401085bda597e9d)
- chore(deps): lock file maintenance [`f68b3e0`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/f68b3e0d06d3898d75dfa3b498687eb5e5ce157d)
- chore(deps): lock file maintenance [`3b3f5d6`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/3b3f5d6939ebebeb7270240974e00ebef3ed20a8)
- chore(deps): lock file maintenance [`fc9ffa6`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/fc9ffa6678a66ca8cec9b7b2ea59e46fe43d42b1)
- chore: bump dependencies. [`68871b3`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/68871b350027679a13d6ff28e3f7bd02471ee2d1)
- cicd: only run lock file maintenance monthly. [`edb6542`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/edb6542ff71f336a35c91b4c12508ee79bf623d9)

### 4.1.1 — Release 4.1.1

- Date: 2022-09-28
- Version: 4.1.1
- Original notes: https://github.com/Codex-/cosmiconfig-typescript-loader/releases/tag/4.1.1
- Permalink: https://whatsnew.fyi/product/cosmiconfig-typescript-loader/releases/4.1.1

- build(deps): bump vm2 from 3.9.9 to 3.9.11 [`#49`](https://github.com/Codex-/cosmiconfig-typescript-loader/pull/49)
- renovate: enable automerge [`92b87a9`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/92b87a9dbafcfb710784ffe5da793a7a8316107a)
- cicd: set minor as default release. [`5d9559a`](https://github.com/Codex-/cosmiconfig-typescript-loader/commit/5d9559a21ebf6c2fea6466f7b97c2dfe954aa4a0)