Mirror · since 2014

Fast, free downloads for open software and data.

Polar Mirror is a public, non-profit mirror run by the Polar Networks Foundation. We host release media, toolchains and large open datasets on a 10 Gbit/s network with peering in Amsterdam, Frankfurt and Stockholm.

Browse files

1.9 TBserved per day (30-day average)

6 Mrequests in the last 30 days

23files in the public tree

99.97 %availability, last 90 days

Collections

Linden OS

Installation media and cloud images for the Linden Linux distribution.

Toolchains & SDKs

Release tarballs and prebuilt toolchains for common targets.

Open datasets

Large public datasets in columnar and archive formats, updated on a schedule.

Recently added

File	Collection	Size	Added
quillc-2.18.0-src.tar.zst	Toolchains & SDKs	214.0 MiB	2026-10-08
quillc-2.18.0-linux-x86_64.tar.zst	Toolchains & SDKs	486.0 MiB	2026-10-08
quillc-2.18.0-linux-aarch64.tar.zst	Toolchains & SDKs	441.0 MiB	2026-10-08
linden-5.2-amd64-dvd.iso	Linden OS	4.2 GiB	2026-10-05
linden-5.2-amd64-netinst.iso	Linden OS	612.0 MiB	2026-10-05
linden-5.2-arm64-dvd.iso	Linden OS	3.9 GiB	2026-10-05