v1.9.0

Features

• import --json: keep each object's own keys (40ffa11)

Fixes

• diff: print and count each subnet change once (b50ed93)

v1.8.1

Fixes

• metadata: count --data-types value by value (4ee0f44)
• Take maxminddb-golang 2.9.0 and libgo-iputil 1.1.4 (44d28e2)

v1.8.0

Features

• read: print each record from a cache, up to 10x faster on long lists (4df876d)
• diff: decode each record once, and print changes sorted (bb05507)

v1.7.1

Fixes

• export: write -f json's range where it belongs, whatever the data holds (33598f0)
• Take mmdbwriter v2 as of 2026-10-19 (74f1e99)

v1.7.0

Features

• import: write the smallest record size that fits (7ab9330)

Fixes

• Build every release on Go 1.27.3 (bc8c7e7)

v1.6.1

Fixes

• read: keep a list's first address after a byte order mark (ef54520)
• Take maxminddb-golang 2.8.0, go-colorable 0.1.16 and x/sys 0.49.0 (6eebea3)

v1.6.0

Features

• Add --backup, which keeps the file import or compress replaces (620374d)

v1.5.0

Features

• import --json: read an array, and report a bad record instead of crashing (6727757)
• Take mmdbwriter v2 as of 2026-10-07: imports run up to twice as fast (02c54f6)

v1.4.0

Fixes

• Keep the old output whole when an import or compress fails (e5ef0a8)

v1.3.1

Fixes

• Offer the options again after a flag that takes no value (d5684a6)
• Build every release on Go 1.27.2, pinned in all four places (c844123)