There is the updating history and the list of known problems.
Open "Load this bookmark in the sidebar" checked bookmarks correctly.
Made implementation more safer for Firefox 38.
Isolated from eval hack.
Open tabs from middle click of a bookmark folder correctly. (regression)
Verified on Nightly 46.0a1.
Drop support for Firefox 37 and older.
Works correctly even after the initial browser window is closed.
Opens new tab from "History" panel UI popup also.
Modified: "jar" archive is no longer included.
Works on Nightly 20.0a1.
Fixed: Reuse "about:newtab" tabs as blank tabs.
Improved: Menu items in the "History" menu are treated like bookmark items. They are opened in new tabs by this addon.
Improved: Bookmarks can be opened in background tab or new window. To configure this behavior, you have to change the secret preference "extensions.openbookmarkintab.place". 1 = new tab, 257 = new background tab, 2 = new window.
Works on Minefield 3.7a5pre.
Improved: No new tab is opened when the current tab is blank. (If you set extensions.openbookmarkintab.reuseBlankTab to false , bookmarks are always loaded into new tabs.)
"Open in new tab" feature is ignroed for Web Panels (bookmarks should be loaded into the sidebar) correctly.
Fixed: Bookmarklets are loaded in the current tab instead of new tabs.
Hungarian locale is available, translated by Mikes Kaszmﾃ｡n Istvﾃ｡n.