# Waybar 0.12.0

- Product: Waybar (https://whatsnew.fyi/product/waybar)
- Vendor: Waybar
- Date: 2025-02-21
- Version: 0.12.0
- Original notes: https://github.com/Alexays/Waybar/releases/tag/0.12.0
- Permalink: https://whatsnew.fyi/product/waybar/releases/0.12.0
- Labels: Platforms: Linux

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'.

---

- **fixed** — Fix std::bad_cast errors in tray module
- **fixed** — Return app_identifier as itself in AAppIconLabel if it's an absolute path
- **fixed** — Fix Sway modes and wlr_scene support
- **fixed** — Stop mixing manual and automatic arg indexing in custom module
- **added** — Add format_silent option and css triggers to cava module
- **fixed** — Set default value for cldYearShift_ to 1900/01/01 in Clock module
- **added** — Add minimum brightness option to Backlight module
- **fixed** — Fix crash after handling SIGINT and data race when initializing Hyprland workspace modules
- **changed** — Update pulseaudio volume indicator on default output switch
- **added** — Add warning threshold to temperature module
- **fixed** — Fix hyprland's grouped window flags
- **added** — Add stretching of modules and modules-center toggling
- **fixed** — Fix null dereference due to unconstructed PrivacyNodeInfo
- **changed** — Allow network module to handle ipv4 and ipv6 simultaneously
- **changed** — Use X11 class for XWayland windows in sway/workspaces
- **added** — Add locking for interacting with the pulseaudio thread
- **changed** — Use 'auto' instead of 'self' in backlight module
- **fixed** — Fix 'Mapping is not an object' warning in sway
- **fixed** — Fix hyprland/window getting empty ipc json data
- **fixed** — Escape markup characters in dwl/window
- **fixed** — Fix compilation with libc++
- **fixed** — Never sleep cava when sleep_timer is 0
- **fixed** — Escape tray tooltip text
- **added** — Allow using wildcards in config include paths
- **added** — Add hide vacant tags config option on River
- **fixed** — Hide upower module when specified device disconnected
- **added** — Enable tooltip for hyprland window module
- **fixed** — Fix workspacerules not taking into account defaultName
- **fixed** — Fix battery runtime estimation with negative sysfs values
- **fixed** — Fix Hyprland IPC issues
- **fixed** — Fix urgent status for special workspaces in hyprland/workspaces
- **changed** — Turn off ellipsize for niri/language module

##### What's Changed
* Clarify documentation of 'rotate' option. by @hramrach in https://github.com/Alexays/Waybar/pull/3580
* Fix `std::bad_cast`s in tray module by @alebastr in https://github.com/Alexays/Waybar/pull/3604
* fix: return app_identifier as itself in AAppIconLabel if it's an absolute path by @ThatOneCalculator in https://github.com/Alexays/Waybar/pull/3613
* Fixes for Sway modes and wlr_scene support by @alebastr in https://github.com/Alexays/Waybar/pull/3528
* fix(custom): stop mixing manual and automatic arg indexing by @lukasfink1 in https://github.com/Alexays/Waybar/pull/3617
* cava: Add format_silent option and css triggers by @S0nter in https://github.com/Alexays/Waybar/pull/3523
* Fix: 3383. Clock. Default value for cldYearShift_ = 1900/01/01 by @LukashonakV in https://github.com/Alexays/Waybar/pull/3632
* nix: remove patches from downstream by @mslxl in https://github.com/Alexays/Waybar/pull/3640
* cava bump by @LukashonakV in https://github.com/Alexays/Waybar/pull/3646
* .github/workflows: don't run on forks by @khaneliman in https://github.com/Alexays/Waybar/pull/3651
* nix/default: cava bump by @khaneliman in https://github.com/Alexays/Waybar/pull/3650
* .github/workflows: allow forks to manually run flake lock update by @khaneliman in https://github.com/Alexays/Waybar/pull/3652
* #2275  Backlight: Add minimum brightness by @TripleTrable in https://github.com/Alexays/Waybar/pull/3637
* flake.lock: Update by @github-actions in https://github.com/Alexays/Waybar/pull/3658
* Fix a crash after handling SIGINT and a data race when initializing the Hyprland workspace modules by @cfillion in https://github.com/Alexays/Waybar/pull/3695
* pulseaudio: volume indicator update on default output switch by @findus in https://github.com/Alexays/Waybar/pull/3464
* Add warning threshold to temperature module by @PassiHD2004 in https://github.com/Alexays/Waybar/pull/3674
* Add signals section to manpage by @ArijanJ in https://github.com/Alexays/Waybar/pull/3758
* fix hyprland's grouped window flags by @Aqa-Ib in https://github.com/Alexays/Waybar/pull/3747
* flake.lock: Update by @github-actions in https://github.com/Alexays/Waybar/pull/3736
* Add stretching of modules and  modules-center toggling by @TripleTrable in https://github.com/Alexays/Waybar/pull/3730
* fix null-deref due to unconstructed PrivacyNodeInfo by @deprekated in https://github.com/Alexays/Waybar/pull/3768
* flake.lock: Update by @github-actions in https://github.com/Alexays/Waybar/pull/3800
* Let network module handle ipv4 and ipv6 simultaneously by @gustafullberg in https://github.com/Alexays/Waybar/pull/3809
* sway/workspaces: use X11 class for XWayland windows by @majutsushi in https://github.com/Alexays/Waybar/pull/3801
* Add locking for interacting with the pulseaudio thread by @meithecatte in https://github.com/Alexays/Waybar/pull/3806
* Using 'auto' instead of 'self' in backlight module by @Nambers in https://github.com/Alexays/Waybar/pull/3808
* sway: fix "Mapping is not an object" warning by @c4rlo in https://github.com/Alexays/Waybar/pull/3831
* fix: hyprland/window get empty ipc json data by @DreamMaoMao in https://github.com/Alexays/Waybar/pull/3826
* Escape markup characters in dwl/window by @pope in https://github.com/Alexays/Waybar/pull/3827
* Update LICENSE, fix copyright license year by @JasonnnW3000 in https://github.com/Alexays/Waybar/pull/3860
* flake.lock: Update by @github-actions in https://github.com/Alexays/Waybar/pull/3859
* Fix compilation with libc++ by @AngryLoki in https://github.com/Alexays/Waybar/pull/3866
* fix: never sleep cava when sleep_timer is 0 by @alexlnkp in https://github.com/Alexays/Waybar/pull/3875
* Escape tray tooltip text by @pol-rivero in https://github.com/Alexays/Waybar/pull/3877
* Allow using wildcards in config include paths by @emar10 in https://github.com/Alexays/Waybar/pull/3862
* Hide vacant tags config option on River by @thetwistedlogic in https://github.com/A

_[Truncated at 4000 characters — full notes: https://github.com/Alexays/Waybar/releases/tag/0.12.0]_