<https://github.com/nim-lang/RFCs/issues/437> is a living document and since the `db_*` modules are not listed they are safe for the time being.
- Impure libraries ??? JPLRouge
- Impure libraries ??? PMunch
- Impure libraries ??? Araq
- Impure libraries ??? JPLRouge
- Impure libraries ??? PMunch
- Impure libraries ??? arnetheduck
- Impure libraries ??? didlybom
- Impure libraries ??? Araq
- Impure libraries ??? didlybom
- Impure libraries ??? Araq
- Impure libraries ??? xigoi
- Impure libraries ??? Araq
