Useful websites thread

[BoardNote]

This topic remains open for replies, although the forum is not very active now.

[ArchiveUser]

Older posts may look outdated; treat them as background notes only.

[SiteHelper]

If you need help, describe the issue in one place instead of cross-posting. Members can share basic site links and resources here if they are useful.

[ArchiveUser]

This older thread is kept for reference and simple questions.