---
title: "Changes to Downloadable Libraries"
method: GET
path: "/downloadable_libraries"
---

# Changes to Downloadable Libraries

`GET /downloadable_libraries`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 15 of 36 revisions.

- **2025-03-02** `d8b6a60f88af` — 1 info
- **2025-01-03** `b7afc41080b3` — 1 breaking, 2 info
- **2024-10-05** `e86c0159e1bd` — 2 breaking, 10 info
- **2024-06-28** `3b94f9a50fd2` — 1 breaking, 3 warning, 3 info
- **2024-01-31** `2aeffeaee726` — 2 warning, 2 info
- **2024-01-28** `2e8475c446af` — 1 warning, 1 info
- **2024-01-22** `ba5021ec9a6d` — 1 info
- **2024-01-20** `2a8c9cc0823a` — 1 warning
- **2024-01-17** `1bed97d41915` — 1 info
- **2024-01-17** `98b1b5ed5d83` — 1 info
- **2023-06-20** `66fb5349b1cd` — 2 breaking, 6 info
- **2023-01-25** `f7e53c9bea9f` — 1 info
- **2023-01-03** `9d8776290d10` — 1 info
- **2022-08-14** `b11099ae3ad8` — 1 info
- **2021-08-01** `54e3a135bccf` — 1 breaking

## Changes

- **2025-03-02** `d8b6a60f88af` — 1 info
  - api operation id `downloadable_libraries_downloadable_libraries_get` removed and replaced with `downloadable_libraries`
- **2025-01-03** `b7afc41080b3` — 1 breaking, 2 info
  - the `items/speakers/items/speaker/supported_features` response's property type/format changed from ``/`` to `object`/`` for status `200`
  - added the optional property `items/speakers/items/speaker/supported_features/permitted_synthesis_morphing` to the response with the `200` status
  - removed `#/components/schemas/SpeakerSupportedFeatures` from the `items/speakers/items/speaker/supported_features` response property `allOf` list for the response status `200`
- **2024-10-05** `e86c0159e1bd` — 2 breaking, 10 info
  - the `items/speakers/items/speaker` response's property type/format changed from ``/`` to `object`/`` for status `200`
  - the `items/speakers/items/speaker_info` response's property type/format changed from ``/`` to `object`/`` for status `200`
  - added the optional property `items/speakers/items/speaker/supported_features` to the response with the `200` status
  - removed `#/components/schemas/Speaker` from the `items/speakers/items/speaker` response property `allOf` list for the response status `200`
  - removed `#/components/schemas/SpeakerInfo` from the `items/speakers/items/speaker_info` response property `allOf` list for the response status `200`
  - added the required property `items/speakers/items/speaker/name` to the response with the `200` status
  - added the required property `items/speakers/items/speaker/speaker_uuid` to the response with the `200` status
  - added the required property `items/speakers/items/speaker/styles` to the response with the `200` status
  - added the required property `items/speakers/items/speaker/version` to the response with the `200` status
  - added the required property `items/speakers/items/speaker_info/policy` to the response with the `200` status
  - added the required property `items/speakers/items/speaker_info/portrait` to the response with the `200` status
  - added the required property `items/speakers/items/speaker_info/style_infos` to the response with the `200` status
- **2024-06-28** `3b94f9a50fd2` — 1 breaking, 3 warning, 3 info
  - the `items/speakers/items/speaker/allOf[subschema #1: Speaker]/supported_features/allOf[subschema #1: SpeakerSupportedFeatures]/permitted_synthesis_morphing` response's property type/format changed from ``/`` to `string`/`` for status `200`
  - added the new `ALL` enum value to the `items/speakers/items/speaker/allOf[subschema #1: Speaker]/supported_features/allOf[subschema #1: SpeakerSupportedFeatures]/permitted_synthesis_morphing` response property for the response status `200`
  - added the new `NOTHING` enum value to the `items/speakers/items/speaker/allOf[subschema #1: Speaker]/supported_features/allOf[subschema #1: SpeakerSupportedFeatures]/permitted_synthesis_morphing` response property for the response status `200`
  - added the new `SELF_ONLY` enum value to the `items/speakers/items/speaker/allOf[subschema #1: Speaker]/supported_features/allOf[subschema #1: SpeakerSupportedFeatures]/permitted_synthesis_morphing` response property for the response status `200`
  - removed `#/components/schemas/SpeakerSupportPermittedSynthesisMorphing` from the `items/speakers/items/speaker/allOf[subschema #1: Speaker]/supported_features/allOf[subschema #1: SpeakerSupportedFeatures]/permitted_synthesis_morphing` response property `allOf` list for the response status `200`
  - the response property `items/speakers/items/speaker/allOf[subschema #1: Speaker]/version` became required for the status `200`
  - the `version` response's property default value `話者のバージョン` was removed for the status `200`
- **2024-01-31** `2aeffeaee726` — 2 warning, 2 info
  - added the new `frame_decode` enum value to the `items/speakers/items/speaker/allOf[subschema #1: Speaker]/styles/items/type` response property for the response status `200`
  - added the new `singing_teacher` enum value to the `items/speakers/items/speaker/allOf[subschema #1: Speaker]/styles/items/type` response property for the response status `200`
  - removed the `humming` enum value from the `items/speakers/items/speaker/allOf[subschema #1: Speaker]/styles/items/type` response property for the response status `200`
  - removed the `sing_teacher` enum value from the `items/speakers/items/speaker/allOf[subschema #1: Speaker]/styles/items/type` response property for the response status `200`
- **2024-01-28** `2e8475c446af` — 1 warning, 1 info
  - added the new `sing` enum value to the `items/speakers/items/speaker/allOf[subschema #1: Speaker]/styles/items/type` response property for the response status `200`
  - the `type` response's property default value `talk` was added for the status `200`
- **2024-01-22** `ba5021ec9a6d` — 1 info
  - added the optional property `items/speakers/items/speaker/allOf[subschema #1: Speaker]/styles/items/type` to the response with the `200` status
- **2024-01-20** `2a8c9cc0823a` — 1 warning
  - removed the optional property `items/speakers/items/speaker/allOf[subschema #1: Speaker]/styles/items/type` from the response with the `200` status
- **2024-01-17** `1bed97d41915` — 1 info
  - added the optional property `items/speakers/items/speaker/allOf[subschema #1: Speaker]/styles/items/type` to the response with the `200` status
- **2024-01-17** `98b1b5ed5d83` — 1 info
  - the `version` response's property default value changed from `スピーカーのバージョン` to `話者のバージョン` for the status `200`
- **2023-06-20** `66fb5349b1cd` — 2 breaking, 6 info
  - removed the required property `items/speaker` from the response with the `200` status
  - removed the required property `items/speaker_info` from the response with the `200` status
  - api tag `音声ライブラリ管理` added
  - api tag `その他` removed
  - added the required property `items/name` to the response with the `200` status
  - added the required property `items/speakers` to the response with the `200` status
  - added the required property `items/uuid` to the response with the `200` status
  - added the required property `items/version` to the response with the `200` status
- **2023-01-25** `f7e53c9bea9f` — 1 info
  - added the optional property `items/speaker/allOf[subschema #1: Speaker]/supported_features` to the response with the `200` status
- **2023-01-03** `9d8776290d10` — 1 info
  - added the optional property `items/speaker_info/allOf[subschema #1: SpeakerInfo]/style_infos/items/portrait` to the response with the `200` status
- **2022-08-14** `b11099ae3ad8` — 1 info
  - endpoint added
- **2021-08-01** `54e3a135bccf` — 1 breaking
  - api path removed without deprecation

---

[Operation](https://skmtc.dev/voicevox/apis/voicevox-engine-oss/docs/downloadable_libraries/get.md) · [API](https://skmtc.dev/voicevox/apis/voicevox-engine-oss.md) · [Page](https://skmtc.dev/voicevox/apis/voicevox-engine-oss/changes/downloadable_libraries/get)