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EmEditor v26.2 preview released

To update

If you use the installer version, please select Customize Update Checker on the Help menu, and set the Include preview versions in order to update automatically to future preview versions. Preview versions are also available from the links below or on the Previous Versions page.

Direct Downloads

Note: When downloading the MSI installer, security features such as Microsoft Defender SmartScreen may temporarily block the download. This can happen because the digital signing certificate was renewed only a few days ago and has not yet built enough public reputation. If you see this warning, it is safe to continue the download. After downloading, please verify that the digital signature is signed by “Emurasoft, Inc.” The email field in the new digital signature is “Not available.”

Notes: The preview version supports only Japanese and English (United States). In other languages, new features may not be available.

Please contact us for any questions or comments. Thank you for trying EmEditor preview!

preview 1 (26.1.901) – June 3, 2026

General New Features

  • The AI-Assisted Writing feature now supports additional AI providers, including Anthropic, DeepSeek, Google, and LM Studio/OpenAI-compatible providers, in addition to the existing OpenAI support. This feature requires the Chat with AI plug-in. [P]
  • AI Prompts now allow you to select a second provider/model, so you can send the same prompt to two AIs at the same time. You can also compare the responses from the two AIs side by side in a split view. This feature requires the Chat with AI plug-in. Note: In Preview 1, the Chat with AI custom bar must be open to use this feature. [P]

New Options

  • Added a Provider drop-down list box to the AI Options page of the Customize dialog box. [P]
  • Added the Set Second Provider/Model check box, the Provider 2 check box and drop-down list box, and the Model 2 check box and drop-down list box to the AI Prompts page of the Customize dialog box. [P]

New Macro Features [P]

  • The Run macros asynchronously by default option on the Options page of the Customize Macros dialog box is now turned off by default.
  • The syntax checker is now disabled while a macro is running.

Bug Fixes

  • Fixed an issue where certain regular expressions containing backslashes might not work correctly in case-insensitive searches.
  • Fixed an issue where the Extract command in the Find dialog box could output text always in lowercase under certain conditions.

Notes

  • [P] EmEditor Professional only
  • [PF] EmEditor Professional and EmEditor Free