Changes in release 19.1 (2022-02-01)

• Version 19 Service Pack One release.

Changes in release 19.0 (2021-07-19)

• Version 19 release.

Changes in release 18.1 (2019-10-28)

• Version 18 Service Pack One release.

Changes in release 18.0 (2018-10-01)

• Version 18 release.

• Update schema to IFC4x1

Changes in release 17.1 (2017-12-29)

• Update schema to IFC4 Addendum 2 TC1,

• Update for roselib ABI changes.

Changes in release 17.0 (2017-04-07)

• Major release, library reorganization.

Changes in release 16.3 (2016-06-01)

• Update for ST-Developer SP4

Changes in release 16.2 (2015-07-13)

• Added -allow flag to permit connections from other IPs or subnets.

• Added graph visualization when browsing instances.

Changes in release 16.1 (2015-05-10)

• Associates a "Check IFC File" action when right-clicking a file in the Windows explorer.

• Allows multiple instances when run in server mode. Finds an available port if the default port is already in use.

• Windows GUI now launches into interactive mode when run with a command line file argument.

• Updated IFC wording.

• Catch more exit conditions to clean up server process.

Changes in release 16.0 (2015-05-02)

• Initial version of IFC Checker forked from STEP Check and Browse. Command line and Web browser interface with all basic file stats and interactive IFC file exploration.