OSL-2.1 (Open Software License 2.1)

Document v1 · published by Koskamo · updated 2026-10-04

Open Software License 2.1 (OSL-2.1) is a license on the SPDX License List version 3.29.0.

SPDX identifier: OSL-2.1
Full name: Open Software License 2.1
OSI approved: yes
FSF libre: yes
Deprecated: no
License page: https://spdx.org/licenses/OSL-2.1.html
See also: http://web.archive.org/web/20050212003940/http://www.rosenlaw.com/osl21.htm; https://opensource.org/license/OSL-2.1
SPDX License List version: 3.29.0

Source and provenance

Original source: spdx.org
Published on Koskamo by: Koskamo
Citation version: Document v1
Reuse: SPDX License List data (spdx.org/licenses, github.com/spdx/license-list-data), CC0 1.0

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Version history

Published by Koskamo2026-10-04
Version 1