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ts-jest

29.4.14112M downloads/mokulshekhar/ts-jest ↗New releases in your daily digest, changelog included.

A Jest transformer with source map support that lets you use Jest to test projects written in TypeScript

Last release 9 days ago
25 Sep 2026
Ships fairly regularly
a new release about every 2 months
Nearly every release is documented
notes for 58 of the last 60 stable releases
2 versions withdrawn
withdrawn after publishing
10 years old
220 releases · first in 2016

Release timeline

220 releases since 2016

2016201820202022

Releases

29.4.1425 Sept 2026
Please refer to CHANGELOG.md for details.
Please refer to CHANGELOG.md for details.
Open source →
Additional notes2 sources agree
Reverts

bring back prior changes of compiler util (#5471) (01e5a2e), closes #5469
Open source →
29.4.1323 Sept 2026
Please refer to CHANGELOG.md for details.
Please refer to CHANGELOG.md for details.

One column per quarter.

Additional notes2 sources agree

Features

support Babel 8 (#5466) (c3a0b57), closes #5412

Performance Improvements

compiler: cache module resolution modes (#5419) (697d337), closes #5402

Open source →

29.4.1222 Jul 2026

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Features

compiler: support TypeScript 7 projects through compatibility aliases (#5386)

Open source →

29.4.1121 May 2026

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

preserve Bundler on the CJS path under TypeScript >= 6 (3941818), closes #4198

Open source →

29.4.1019 May 2026

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

pass resolutionMode to ts.resolveModuleName for hybrid module support (b557a85)
rebuild Program when consecutive compiles need different module kinds (a82a2b3), closes #4774
respect tsconfig moduleResolution instead of forcing Node10 (1bffffc)
transformer: transpile mjs files from node_modules for CJS mode (96d025d)
transformer: use a consistent comparator in hoist-jest sortStatements (8a8fd2f)

Open source →

29.4.91 Apr 2026

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

use correct registry for npm OIDC trusted publishing (f8a9cc9)

Open source →

29.4.81 Apr 20262 sources agree

### Bug Fixes * wrong published assets

Bug Fixes

wrong published assets

Open source →

29.4.71 Apr 2026withdrawn: this version has been deprecated

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Features

support TypeScript v6 (eda517d)

Open source →

29.4.61 Dec 2025

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

log hybrid module as warning instead of failing tests (#5144) (528d37c), closes #5130

Open source →

29.4.510 Oct 2025

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

allow filtering modern module warning message with diagnostic code (c290d4d), , closes #5013

Open source →

29.4.419 Sept 2025

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

revert 29.4.3 changes (25cb706), closes #5049

Open source →

29.4.318 Sept 2025

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

introduce transpilation option to replace isolatedModules option (#5044) (5868761)

Open source →

29.4.215 Sept 2025

Please refer to CHANGELOG.md for details.

Open source →

29.4.13 Aug 2025

Please refer to CHANGELOG.md for details.

Open source →

29.4.012 Jun 2025

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Features

feat: support Jest 30 (84e093e)

Open source →

29.3.416 May 2025

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

fix: fix TsJestTransformerOptions type (3b11e29), closes #4247
fix(cli): fix wrong path for preset creator fns (249eb2c)
fix(config): disable rewriteRelativeImportExtensions always (9b1f472), closes #4855

Open source →

29.3.314 May 2025

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

fix(cli): init config with preset creator functions (cdd3039), closes #4840
fix(config): disable isolatedDeclarations (5d6b35f), closes #4847

Open source →

29.3.213 Apr 2025

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

fix: transpile js files from node_modules whenever Jest asks (968370e), closes #4637

Open source →

29.3.131 Mar 2025

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

fix: allow isolatedModules mode to have ts.Program under Node16/Next (25157eb)
fix: improve message for isolatedModules of ts-jest config (547eb6f)

Open source →

29.3.024 Mar 2025

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Features

feat: support hybrid module values for isolatedModules: true (f372121)

Bug Fixes

fix: set customConditions to undefined in TsCompiler (b091d70), closes #4620

Code Refactoring

refactor: remove manual version checker (89458fc)
refactor: remove patching deps based on version checker (bac4c43)
refactor: deprecate RawCompilerOptions interface (2b1b6cd)
refactor: deprecate transform option isolatedModules (7dfef71)

Open source →

29.2.623 Feb 2025

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

fix: escape dot for JS_TRANSFORM_PATTERN regex (8c91c60)
fix: escape dot for TS_JS_TRANSFORM_PATTERN regex (3eea850)
fix: escape dot for TS_TRANSFORM_PATTERN regex (80d3e4d), closes #4579

Open source →

29.2.523 Aug 2024

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

build: build package with NodeNext module (9b3ade5)
fix: set value ts/tsx extensionsToTreatAsEsm in default esm preset (d9ff362)
fix(compiler): fallback to NodeJS module resolution for ts 4.8 (b7d3409), closes #4499

Open source →

29.2.41 Aug 2024

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

fix: revert support implementation for Node16/NodeNext (70b9530), closes #4468 #4473

Open source →

29.2.318 Jul 2024

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Security Fixes

build(deps): Update dependency ejs to ^3.1.10 (de94a56)

Code Refactoring

refactor(presets): maintain preset codes inside src (8474fc2)

29.2.2 (2024-07-10)

Bug Fixes

fix(compiler): update memory cache after changing module value (94db43f), closes #4439

Open source →

29.2.210 Jul 2024

Please refer to CHANGELOG.md for details.

Open source →

29.2.110 Jul 2024

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

fix: move ejs to dep instead of peerDep (26e31a7)
fix: set allowSyntheticDefaultImports properly (ff4b302), closes #4156
fix(compiler): support Node16/NodeNext value for target (2f5cc0c), closes #4198

Open source →

29.2.08 Jul 2024

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

fix: don't show warning message with Node16/NodeNext (99c4f49), closes #4266

Features

feat(cli): allow migrating cjs presets to transform config (22fb027)
feat(presets): add util functions to create ESM presets (06f78ed), close #4200
feat(presets): add util functions to create CJS presets (f9cc3c0), close #4200

Code refactoring

refactor: replace lodash deps with native js implementation (40f1708)
refactor: use TsJestTransformerOptions type everywhere possibly (7d001be)
refactor(cli): use new preset util functions to initialize test config (c2b56ca)
refactor(presets): use create preset util functions for cjs presets (922d6d0)
test: switch react-app to use Vite (827c8ad)

Open source →

29.1.516 Jun 2024

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

build(deps-dev): bump braces (5560334), (59026b4), (0d9e359)

Open source →

29.1.428 May 2024

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

fix(transformer): allow transforming of .cts/.mts extensions. (b8f6eaa), closes #3996

Features

feat: make cli generate esm config based on type: "module" (81a5f64), closes #4210 #4012

Open source →

29.1.321 May 2024

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

add @jest/transform as an optional peer dependency (0ba7f86)
bring back Node 14 support (eda56a7)

Performance Improvements

remove ts resolved module cache file (4c88da5)

Open source →

29.1.222 Jan 2024

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

calculated cache key based on supportsStaticESM (a5d6f2d)
correct error handling in processAsync (e7be4bf), closes #4207
use Config.ProjectConfig (918312b), closes #4028

Open source →

29.1.130 Jun 2023

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Security Fixes

bump semver to 7.5.3

Open source →

29.1.02 Apr 2023

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Features

Support TypeScript 5.x (#4064) (db98cc9), closes #4048

29.0.5 (2023-01-13)

Reverts

Revert "fix(transformer): don't use cache when tsJestConfig is different (#3966)" (185eb18), closes #3966

Open source →

29.0.513 Jan 2023

Please refer to CHANGELOG.md for details.

Open source →

29.0.411 Jan 2023

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

transformer: don't use cache when tsJestConfig is different (#3966) (a445638)
bump json5 to 2.2.3 (#3976)(b9f7809)

Open source →

29.0.329 Sept 2022

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

merge config from globals with transformer config correctly (#3842) (9c9fd60), closes #3841
presets: allow merging transform config when using presets (#3833) (afc6a94)

Features

add useESM option to pathsToModuleNameMapper options (#3792) (eabe906)

Open source →

29.0.224 Sept 2022

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

mark ts-jest as optional in ConfigGlobals (#3816) (cbb88bb), closes #3815
use correct typings for config:init command (#3825) (21b94db)

Open source →

29.0.113 Sept 2022

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

legacy: include existing globals config in cached config (#3803) (e79be47)

Features

add typings for ts-jest options via transform config (#3805) (664b0f2)

29.0.0 (2022-09-08)

Features

drop Node 12 and Node 17 support (#3787) (0f1de16)
migrate globals config to transformer config (#3780) (31e5843)
support Jest 29 (#3767) (94b553b)

DEPRECATIONS

Define ts-jest config under globals is now deprecated. Please define the config via transformer config instead.

BREAKING CHANGES

Only Node 14, 16 and 18 are supported
Jest 29 is required.

29.0.0-next.1 (2022-09-02)

Features

drop Node 12 and Node 17 support (#3787) (0f1de16)
migrate globals config to transformer config (#3780) (31e5843)

DEPRECATIONS

Define ts-jest config under globals is now deprecated. Please define the config via transformer config instead.

BREAKING CHANGES

Only Node 14, 16 and 18 are supported

29.0.0-next.0 (2022-08-28)

Features

support Jest 29 (#3767) (94b553b)

BREAKING CHANGES

Jest 29 is required.

Open source →

29.0.09 Sept 2022

Please refer to CHANGELOG.md for details.

Open source →

29.0.0-next.12 Sept 2022pre-release

Please refer to CHANGELOG.md for details.

Open source →

29.0.0-next.028 Aug 2022pre-release

Please refer to CHANGELOG.md for details.

Open source →

28.0.815 Aug 2022

Please refer to CHANGELOG.md for details.

Open source →

Additional notes2 sources agree

Bug Fixes

allow .mts to be processed (#3713) (effae71), closes #3702

Open source →

28.0.716 Jul 20222 sources agree

update @jest/types to be an optional peer dependency (#3690) (8a8c3fa), closes #3689

Bug Fixes

update @jest/types to be an optional peer dependency (#3690) (8a8c3fa), closes #3689

Open source →

28.0.614 Jul 20222 sources agree

config: don't show diagnostics warning with diagnostics: false (#3647) (9a9bc02), closes #3638

Bug Fixes

config: don't show diagnostics warning with diagnostics: false (#3647) (9a9bc02), closes #3638
legacy: add useCaseSensitiveFileNames wherever needed (#3683) (c40bc34), closes #3665
set @jest/types as peer dependency (#3633) (24567e1)

Open source →

28.0.513 Jun 20222 sources agree

legacy: throw type check error in ESM mode with reject (#3618) (7dd01ff), closes #3507

Bug Fixes

legacy: throw type check error in ESM mode with reject (#3618) (7dd01ff), closes #3507

Open source →

28.0.43 Jun 20222 sources agree

remove @types/jest from peer deps

Bug Fixes

remove @types/jest from peer deps (#3592) (b66b656)

Open source →

28.0.324 May 20222 sources agree

security: update version of json5

Bug Fixes

security: update version of json5 (#3528) (b31f5ba)

Open source →

28.0.28 May 20222 sources agree

transformers: use Array.sort in hoisting transformer (#3498) (e400a6e), closes #3476

Bug Fixes

transformers: use Array.sort in hoisting transformer (#3498) (e400a6e), closes #3476

Open source →

28.0.13 May 20222 sources agree

lower the required node version to ^16.10 (#3495) (3a4e48a), closes #3494

Bug Fixes

lower the required node version to ^16.10 (#3495) (3a4e48a), closes #3494

28.0.0 (2022-05-02)

Bug Fixes

legacy invoke Babel processAsync for babel-jest in ESM mode instead of process (#3430) (0d7356c)

Features

presets: add presets for legacy mode (#3465) (543b4ad)
mark ConfigSet as legacy (#3456) (a986729)
mark TsCompiler and TsJestCompiler as legacy (#3457) (0f2fe30)
remove path-mapping AST transformer (#3455) (f566869)
set Jest peer dependencies to v28 (#3454) (1e880ff)
core: drop support for Node.js 10 (#3332) (7a9aa61)
core: remove mocked testing util (#3333) (2d9017d)
core: remove ts-jest/utils sub path export (#3334) (9f253d3)
mark TsJestTransformer as legacy (#3451) (b090179)

BREAKING CHANGES

path-mapping AST transformer is no longer shipped in ts-jest v28. Please use an alternative one like https://github.com/LeDDGroup/typescript-transform-paths instead.
Any imports ts-jest/dist/compiler/ts-compiler should change to ts-jest/dist/legacy/compiler/ts-compiler
Any imports ts-jest/dist/compiler/ts-jest-compiler should change to ts-jest/dist/legacy/compiler/ts-jest-compiler
Any imports ts-jest/dist/config/config-set should change to ts-jest/dist/legacy/config/config-set
Minimum support TypeScript version is now 4.3 since Jest 28 requires it.
Jest 28 is required.
core: Any imports ts-jest/utils should be replaced with ts-jest.
core: Starting from Jest 27.4, mocked has been integrated into Jest repo.
core: Support for Node.js v10 has been removed as Jest drops support for it.

Open source →

28.0.03 May 2022

Nothing published for this version

28.0.0-next.329 Apr 2022pre-release

Nothing published for this version

28.0.0-next.228 Apr 2022pre-release

Nothing published for this version

28.0.0-next.126 Apr 2022pre-release

Nothing published for this version

28.0.0-next.024 Apr 2022pre-release

Nothing published for this version

27.1.518 May 20222 sources agree

transformers use Array.sort in hoisting transformer (#3498) (e400a6e), fixes #3476

Bug Fixes

transformers use Array.sort in hoisting transformer (#3498) (e400a6e), fixes #3476

Open source →

27.1.424 Mar 20222 sources agree

compiler: revert #3194 (#3362) (2b7dffe), closes #3272

Bug Fixes

compiler: revert #3194 (#3362) (2b7dffe), closes #3272
remove esbuild from peer dependency (#3360) (8c8c1ca), closes #3346
support Babel config file with .cjs extension (#3361) (5e5ac4a), closes #3335

Open source →

27.1.314 Jan 20222 sources agree

compiler: update memory cache for compiler using received file content

Bug Fixes

compiler: update memory cache for compiler using received file content (#3194) (e4d9541)

Open source →

27.1.216 Dec 20212 sources agree

stimulate esbuild type to avoid importing esbuild directly

Bug Fixes

stimulate esbuild type to avoid importing esbuild directly (#3147) (9ace0a9)

Open source →

27.1.18 Dec 2021Deprecated2 sources agree

utils: deprecate mocked util function

Bug Fixes

bring back afterProcess hook (#3132) (2b6b86e)
make esbuild as optional peer dependency (#3129) (20258de)

27.1.0 (2021-11-30)

Features

allow subclasses to extend processAsync and getCacheKeyAsync (#3047) (571a880)
config: support custom AST transformers written in TypeScript (#3063) (340a305), closes #2831
export ts-jest public apis from index.js (#3080) (53175dd), closes #3045

Code Refactoring

utils: deprecate mocked util function (#3102) (55e69f1)
define clear type for compiler option (#3087) (cc42daf)
transformers: deprecate path-mapping AST transformer (#3088) (d8f6b96)
transformers: use ts factory API for hoisting AST transformer (#3058) (a72f51d)

Open source →

27.1.05 Dec 2021

Nothing published for this version

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