OBS CHANGELOG

OBS changelog

What changed in the Open Basing System, release by release.

  1. v2026.11

    120×60 mm converters and bigger tray adapters

    Two converters up to 120×60 mm, 97 new round to square tray adapters in three listings, and links between all our tray listings.

    BuilderConvertersTrays

  2. v2026.08

    New base converters and bigger oval packs

    New 3D-printed base converters, round to round, round to square and oval to rectangle, plus 60×35 mm ABS oval bases in larger packs.

    ABSBasesConverters

  3. v2026.03

    Square to rectangle converters and a better fit

    The full range of square to rectangle base converters, and a better fit for our 120×95 → 150×100 mm converters.

    Converters

  4. v2026.02

    Ovals, PETG bases and reworked flying bases

    The 50×25 mm oval bases and four PETG sizes you asked for, new oval and pill converters, and reworked 60 mm flying bases and 130 mm bases.

    BasesConvertersPETG

  5. v2026.01

    The full pill base range and new converters

    The full pill base range with over 130 variants, new pill and 20 mm round-to-square converters, and 5×2 and 5×4 movement tray adapters.

    BasesConvertersTrays