New list of the lost books
found on the sacred text website I am also collecting my own copies
as my reference sites keep disappearing let your spirit show you the truth
These made it into some canons, but not all:

1 Esdras
2 Esdras
Additions to Esther
1 Macabees
2 Macabees
Epistle of Jeremiah
Prayer of Azariah
Prayer of Manasseh
Bel and the Dragon

These are other apocryphal texts which never made it into any official canon,
which nevertheless shed light on the Bible and its history.
The Forgotten Books of Eden [1926]
A collection of OT pseudepigrapha, specifically:
Sacred texts

The First Book of Adam and Eve
The Second Book of Adam and Eve
The Book of the Secrets of Enoch ( My favorite}
The Psalms of Solomon
The Odes of Solomon
The Letter of Aristeas
Fourth Book of Maccabees
The Story of Ahikar
The Testaments of the Twelve Patriarchs
Testament of Reuben
Testament of Simeon
Testament of Levi
The Testament of Judah
The Testament of Issachar
The Testament of Zebulun
The Testament of Dan
The Testament of Naphtali
The Testament Of Gad
The Testament of Asher
The Testament of Joseph
The Testament of Benjamin

Not in the Bible

The Gospel of the Birth of Mary
The Gospel Called the Protevangelion
Infancy of Jesus Christ Gospel I
Infancy of Jesus Christ Gospel II
The Gospel Nicodemus
The Epistles of Jesus Christ and Abgarus King of Edessa
Epistle of St. Paul the Apostle to the Laodiceans
The First Vision of Hermas