# Calibre-Web 0.6.26 — V 0.6.26 - Ismara

- Product: Calibre-Web (https://whatsnew.fyi/product/calibre-web)
- Vendor: Calibre-Web
- Date: 2026-02-06
- Version: 0.6.26
- Original notes: https://github.com/janeczku/calibre-web/releases/tag/0.6.26
- Permalink: https://whatsnew.fyi/product/calibre-web/releases/0.6.26

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **added** — Enable multi-edit of books in the book list
- **added** — Add Instapaper configuration to Kobo sync
- **added** — Add Books button to EPUB reader to return to Calibre-Web
- **added** — Add page count display in EPUB reader
- **added** — Add an additional EPUB reader theme
- **changed** — Rename Google Books Metadata provider
- **changed** — Rename environment variable CACHE_DIR to CACHE_DIRECTORY
- **changed** — Improve performance during certain search operations
- **changed** — Replace archive icon with an open folder instead of a trashcan
- **fixed** — Fix compatibility with Calibre 9
- **fixed** — Add certifi to requirements on macOS
- **fixed** — Fix read status not updating when a book is archived and a custom column is used
- **fixed** — Fix Caliblur theme display issues
- **fixed** — Add missing texts to the Caliblur theme
- **fixed** — Fix language icon in Caliblur theme
- **fixed** — Fix console remaining open when started on Windows via console, allowing Calibre-Web to be stopped even after an in-app restart
- **fixed** — Fix inability to download books from Calibre-Web OPDS in Readest 0.9.95
- **fixed** — Fix exclusion of shelves in advanced search
- **fixed** — Fix support for route kobo/auth/refresh
- **fixed** — Fix public registration not applying default allowed/denied tags to new users
- **fixed** — Fix mass removal of books from shelves
- **removed** — Remove invalid sort_param GET parameter
- **fixed** — Generate valid session cookie paths
- **security** — Prevent exposure of sensitive information in config_sql.py by no longer exporting API keys

**New features:**
* Enabled multi-edit of books in the book list
* Added Instapaper configuration to Kobo sync
* Renamed Google Books Metadata provider
* Renamed environment variable `CACHE_DIR` to `CACHE_DIRECTORY`
* Improved performance during certain search operations (#3476)
* Added Books button to EPUB reader to return to Calibre-Web
* Added page count display in EPUB reader (e.g. `1/1234` locations)
+ Added an additional EPUB reader theme

**Bug Fixes:**
* Fixed compatibility with **Calibre 9**
* Added `certifi` to requirements on macOS (fixes #3385)
* Fixed read status not updating when a book is archived and a custom column is used
* Fixed Caliblur theme display issues
* Added missing texts to the Caliblur theme
* Fixed language icon in Caliblur theme
* Fixed issue where the console remains open when started on Windows via console, allowing Calibre-Web to be stopped even after an in-app restart
* Fixed inability to download books from Calibre-Web OPDS in Readest 0.9.95 (iOS & macOS)
* Replaced archive icon with an open folder instead of a trashcan
* Fixed exclusion of shelves in advanced search
* Fixed support for route `kobo/auth/refresh`
* Fixed public registration not applying default allowed/denied tags to new users (#3522)
* Removed invalid `sort_param` GET parameter (#3447)
* Generated valid session cookie paths (fixes #3459)
* Fixed mass removal of books from shelves (#3520)

** Security **
* Prevented exposure of sensitive information in `config_sql.py` — API keys are no longer exported.