v26.6.9

supermemoryai/supermemoryv26.6.9Jun 11, 2026by ROBERT-MCDOWELL

AI Summary

Improves text-to-speech (TTS) capabilities with GPU acceleration on Windows and adds support for zipped EPUB uploads to minimize hallucinations.

Key Highlights

  • ONNXRuntime DirectML for Windows TTS
  • Zipped EPUB Package Support
  • Global non-text filter for TTS

New Features

  • Support for uploading zipped EPUB packages
  • Global non-text character filter to minimize TTS pauses and hallucinations
  • ONNXRuntime DirectML integration for Piper TTS on Windows
  • CPU device selection to utilize built-in GPU via DirectX
  • Installation instructions requiring deletion of ./tmp and ./run folders

Full Release Notes

## What's Changed
* v26.5.20 by @ROBERT-MCDOWELL in https://github.com/DrewThomasson/ebook2audiobook/pull/1892
* v26.5.20 by @ROBERT-MCDOWELL in https://github.com/DrewThomasson/ebook2audiobook/pull/1893
* Update E2A-Test.yml for PIPER and make GLOWTTS single test not batch by @DrewThomasson in https://github.com/DrewThomasson/ebook2audiobook/pull/1894
* README updates and various fixes by @ROBERT-MCDOWELL in https://github.com/DrewThomasson/ebook2audiobook/pull/1895
* README update and various fixes by @ROBERT-MCDOWELL in https://github.com/DrewThomasson/ebook2audiobook/pull/1896
* Support zipped EPUB package uploads by @moltar-bot in https://github.com/DrewThomasson/ebook2audiobook/pull/1900
* resync with main by @ROBERT-MCDOWELL in https://github.com/DrewThomasson/ebook2audiobook/pull/1908
* Fix Windows cmd installer checks by @lonsdaleite in https://github.com/DrewThomasson/ebook2audiobook/pull/1911
* main sync by @ROBERT-MCDOWELL in https://github.com/DrewThomasson/ebook2audiobook/pull/1912
* v26.6.9 by @ROBERT-MCDOWELL in https://github.com/DrewThomasson/ebook2audiobook/pull/1917
* v26.6.9 by @ROBERT-MCDOWELL in https://github.com/DrewThomasson/ebook2audiobook/pull/1919
* v26.6.9 by @ROBERT-MCDOWELL in https://github.com/DrewThomasson/ebook2audiobook/pull/1920
* v26.6.9 by @ROBERT-MCDOWELL in https://github.com/DrewThomasson/ebook2audiobook/pull/1918

## New Contributors
* @moltar-bot made their first contribution in https://github.com/DrewThomasson/ebook2audiobook/pull/1900
* @lonsdaleite made their first contribution in https://github.com/DrewThomasson/ebook2audiobook/pull/1911

**Full Changelog**: https://github.com/DrewThomasson/ebook2audiobook/compare/v26.5.20...v26.6.9

- Added global non text filter removing all chars excepted some essential maths signs to minimize TTS hallucinations and long pauses
- Added onnxruntime-directml for piper TTS on windows with device CPU selected to take advantage of builtin GPU through directX
- Various cosmetic and minor fixes

IMPORTANT!! IF YOU UPDATE with "git pull" DELETE THE CONTENT OF ./tmp and ./run FOLDER BEFORE INSTALLING THIS VERSION.
after that if you stilll have errors on installation, remove Miniforge3 and scoop if possible (windows only) from your user root directory.