Lazarus Archive · LZ-29683

OnyxPlan

Pioneer Software, 1991. Application software for MS-DOS.

Description

A spreadsheet for MS-DOS, written by Pioneer Software for engineers.

Provenance

Sent to Lazarus by post, with a note asking whether anything could be saved. The drive had seized. Its platters were moved to a donor drive on a clean bench and imaged there. Independent reads agree bit for bit.

Preservation

Fixity (SHA-256)
f38651b64c56c08a365f10c1e0717e4bd92b341bda54401643cd0ce063637daa
Last verified
Oct 26, 2026, by Vigil
Emulation profile
LZE-DOS-12 · lz-x86 core
Copies
Three, on two kinds of storage, in two cities
Original carriers
Kept in cold storage in Vancouver

Access

Free, in the Lazarus reading room in Vancouver and in partner reading rooms. The license does not permit copies to be taken away.

In the reading room it runs in emulation under profile LZE-DOS-12, from a read-only copy of the recovered image, as it would have on MS-DOS.

Cite as: Pioneer Software, OnyxPlan (1991). Lazarus Archive, LZ-29683.

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