# Upload attachment on a task using JavaScript

**URL:** <https://forum.asana.com/t/upload-attachment-on-a-task-using-javascript/70929>\
**Category:** API & Developers\
**Created:** [14 January 2020 15:41 UTC](https://forum.asana.com/t/upload-attachment-on-a-task-using-javascript/70929 "2020-01-14T15:41:17Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![dev102](https://luna1.co/8d76cd.png) [@dev102](https://forum.asana.com/u/dev102)\
**Post date:** [14 January 2020 15:41 UTC](https://forum.asana.com/t/upload-attachment-on-a-task-using-javascript/70929/1 "2020-01-14T15:41:18Z")

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Hello, is there a way to upload attachments to a task using JavaScript? I already tried posting attachments via Postman and it works. Now I need to do it with JavaScript. Thank you!

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**Author:** ![Phil\_Seeman](https://sea2.discourse-cdn.com/asana/user_avatar/forum.asana.com/phil_seeman/32/81525_2.png) [@Phil\_Seeman](https://forum.asana.com/u/Phil_Seeman)\
**Post date:** [14 January 2020 20:32 UTC](https://forum.asana.com/t/upload-attachment-on-a-task-using-javascript/70929/2 "2020-01-14T20:32:49Z")

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Hi @dev102 and welcome to the forum,

There are official Javascript Asana clients; have you tried those?

> **[Build an app with Asana](https://developers.asana.com/docs)**
>
> Learn the basics of Asana's developer platform

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**Author:** ![system](https://sea2.discourse-cdn.com/asana/user_avatar/forum.asana.com/system/32/276370_2.png) [@system](https://forum.asana.com/u/system)\
**Post date:** [30 May 2025 19:07 UTC](https://forum.asana.com/t/upload-attachment-on-a-task-using-javascript/70929/3 "2025-05-30T19:07:20Z")

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