## General

- Use `make` or `meson` for building? (`help wanted`)

## Supports

- GTK+ 4
- Firefox theme ([#78](../../issues/78))
  - waiting for [the upstream to provide next-gen themes](https://blog.mozilla.org/addons/2017/02/24/improving-themes-in-firefox/)
  - Or, is it unnecessary because the new interface is well integrated with this theme?
- Xfce theme ([#60](../../issues/60))
  - waiting for the upstream to complete `gtk3` port
- Pantheon theme ([#69](../../issues/69))
- KDE theme ([#143](../../issues/143), `low priority`)
- GtkSourceView theme ([#150](../../issues/150))
- Color scheme for GNOME Terminal ([#157](../../issues/157))
- Overlay scrollbars extension for Chrome/Chromium (`low priority`)
- Cursor theme like Material Design ([#156](../../issues/156), `low priority`)

## UI changes

- Make gtk2 check/radio buttons a bit smaller for Qt apps ([#78](../../issues/78))
- Use `#757575` as check/radio buttons color for some web interfaces ([#123](../../issues/123), if possible)
- Make compact variant more compact ([#79](../../issues/79), WIP)
- Change gtk2 spinbutton to flat button style
- Rework the focus state styles (WIP)

## Others

- Polish Inkscape (using gtk3) styling
