Both APPX branches are current. Choose your release, then find its server, desktop, ODBC, and HTML client components together below.
6.2.1 checksum manifest · 5.5.4 checksum manifest
A current APPX license is required to use server software. Match your components to the release you select and follow its installation instructions.
Current 6.x branch
APPX 6.2.1
Released January 6, 2026
APPX server
Install the server first. Choose the package for the operating system and architecture of your server.
Linux
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acd72276aae8840ce0b9ce0b14bd700794fcf41c449426a63c83ce666323a539bb723b4e7434824080ac64f6bc0ce638fd6423b3a14f8dc7fefaaec31fca7f17Server installation, release notes & additional components
fe4c41cb81f1b1ef7fd4295a65d1848619adc06f53e275647facfa462e09d16cc996ea86c1a18dcc866f967d243216ef5ceb29660674aa913f146cc62c24cdcddd335a85ae8d01fb1edfd3260a394f0c28bd437eb011b6082d36575392095229Review the installation guide for SSL compatibility with clients earlier than 5.4.4c. Back up and test before upgrading a live system.
APPX Desktop Client
The standard desktop connection to your APPX server. The Windows client is shared by 32-bit and 64-bit Windows installations.
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ODBC requires three components: the APPX FMS Server included in the engine, the APPX ODBC Data Gateway (server), and the ODBC driver. Choose the driver with ASQL if you need the ASQL tool.
ODBC installation instructions
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Install both the web server files and APPX server connector. These packages are used across platforms.
69ec790aaae167bc5390bd7c67317182bd98a639379bfcf837eba142b3fc53c4396bbea45788f931ea5a2bc87bda28d870024376894ea37e85f8ab349db7446fCurrent 5.x branch
APPX 5.5.4
Released December 29, 2025
APPX server
Install the server first. Choose the package for the operating system and architecture of your server.
Linux
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6685c0db2e6aee8c801aa1df5e2d2cf23ecca4b086b67e35f6d504d9ad6030ea5.5.4 architecture: The installer for 64-bit Linux installs a 32-bit APPX engine. Use the 6.x branch for a 64-bit APPX engine. The published 5.5.4 Windows server installer is 32-bit.
Server installation, release notes & additional components
eb28d4406bb3964123f3f7654fb8d3218d6faafe765fc05460b42450d416b2c0Review the installation guide for SSL compatibility with clients earlier than 5.4.4c. Back up and test before upgrading a live system.
APPX Desktop Client
The standard desktop connection to your APPX server. The Windows client is shared by 32-bit and 64-bit Windows installations.
51ad647a0b2f28648417f368370174ee554b506725eea6a1322c915bb60c3a349aa383764d64f7ddf9e3d0564458288f01cab971000626c29cffdff8d3e5a45fb45c6892bec6031dd0e4959b15779d80f01daa27d3735ec4ab0eb9e9b9982ccaAPPX/ODBC — Windows
ODBC requires three components: the APPX FMS Server included in the engine, the APPX ODBC Data Gateway (server), and the ODBC driver. Choose the driver with ASQL if you need the ASQL tool.
ODBC installation instructions
2ee701c37b684a44ba42d359cb66ee18342f4e3679091319141c55aa26d59c7ed0fd5e9766f315ca1993534c9186ad953d022fb25b2ff21c63075846eb90c32836708ab7142c37784a1f7affeba0a32277fe39e255c71a0748d24d0a6a4133ceAPPX HTML Client
Install both the web server files and APPX server connector. These packages are used across platforms.
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Browse by version, with server and desktop catalogs together.
Browse the release archiveManuals
The APPX manuals are in the APPX Library, as web pages you can search, each with a PDF.
Open the APPX LibraryNeed help choosing components? Contact APPX Technical Support Portal.