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title: AJAX Toolkit Developer Guide Previous PDF Versions
collection: developer
version: current
locale: en-us
portal_url: https://docs.salesforce.com/developer/current/en-us/platform/ajax/guides/ajax-pdf-archive.md
canonical_url: https://developer.salesforce.com/docs/platform/ajax/guide/ajax-pdf-archive.html
source_site: developer.salesforce.com
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  - AJAX Toolkit Developer Guide
  - Platform Developer Content
---
# AJAX Toolkit Developer Guide Previous PDF Versions

| API Version | Release    | PDF                                                                                           |
| ----------- | ---------- | --------------------------------------------------------------------------------------------- |
| 68.0        | Winter '27 | [Download PDF](https://resources.docs.salesforce.com/264/latest/en-us/sfdc/pdf/apex_ajax.pdf) |
| 67.0        | Summer '26 | [Download PDF](https://resources.docs.salesforce.com/262/latest/en-us/sfdc/pdf/apex_ajax.pdf) |
| 66.0        | Spring '26 | [Download PDF](https://resources.docs.salesforce.com/260/latest/en-us/sfdc/pdf/apex_ajax.pdf) |
| 65.0        | Winter '26 | [Download PDF](https://resources.docs.salesforce.com/258/latest/en-us/sfdc/pdf/apex_ajax.pdf) |