For the realisation of projects, a large number of ready to use software building blocks and frameworks are available.
Some of them are already packaged into the free ST/X distribution, others are available upon request.

Communicationserver Framework

• User administration with curling and privilege administration
• Operation / Process Manager
• Multi-User and Multi-Window GUI with realtime update
• Support of XML, SOAP, WSDL, RPC, FTP, HTTP etc. protocols.
• Cryptographical Algorithms
• Batch-Process Execution Manager
• Process-Watchdog and autorestart functionality
• 1+1 Redundancy
• In-Service Installation of Updates, Patches and Extensions (Upgrade of 24/7 Systems without Downtime)
• Integration of the following sub-frameworks into a „ready to start“ Application Framework.

XML, SOAP, WSDL, XMPL-RPC

• XML parser and writer
• SOAP infrastructure and connection via HTTP Server or other transport mechanism
  
• graphical XML-Tree Inspector
• Codegenerator from WSDL Specs
• WSDL Generator from method protocol
  

ASN1 Compiler

• Class hierarchy to represent ASN1 Objects
• BER, DER, PER etc. (Coder and Decoder)
• Parser (incl. Macro support) and Code- resp. Classgenerator
• Graphical ASN-Datapaket-Inspector

Possible Areas of Use:

• Banking: Security, Certificates

GDMO Compiler

• Extension of the above listed ASN1 Compiler to support the GDMO Standards
• Additional object classes

Possible Areas of Use:

• Telecommunication: Control, Maintenance, Setup, Q-Stack Interfacing

OSI Protokolle

• Implemented Protocols:
• ROSE, CMISE
• SNMP
• FTAM Interface

Possible Areas of Use:

• Telecommunication: Control, Maintenance, Setup, Interfacing

Sun- RPC / NFS Framework

• XDR/RPC Parser
• Category Tree to represent the data types
• XDR Marshalling (Coder / Decoder)
• RPC Client / Server Framework
• NFS-Server / NFS-Client
• Portmapper
• VISA Lab-Equipment Interfacing
  

Possible Areas of Use:

• NFS for Windows
• Connection of various programms to Smalltalk Applications via NFS
• Virtual Filesystems for Application Server, e.g. Apache / HTTP
• Controlling Lab Equipment / Test Interfaces

DCE - RPC / DCOM Framework

• IDL Parser
• Marshalling (Coder / Decoder)
• Implementiation of the whole wire protocol in Smalltalk (Connectionless / Connection Oriented)

Possible Areas of Use:

• OPC (OLE for Process Control)
• DCOM (plattform independent usage of Microsoft Services)

C-Type Parser

• Parser for C-Headerfiles
• Class Tree to represent C-Structures
• Inspector GUI
• Automatic Byteorder conversion and Marshalling (Coder und Decoder) for various target architectures

Possible Areas of Use:

• Communication with C-Programs via Sockets or files
• Talk to Measurement and Control Equipment via TCP/IP
  

Concrete Usage:

• Control of transmission- and connection equipment
  

Pattern Matcher

• Patternmatching with regular expressions
• Debugging GUI (e.g. Singlestep or Breakpoint in Pattern)
• Data base connection with Object-Relation Mapping
• GUI for data base mapping
• Dynamic Code Generation and Recompilation after interactive change of patterns
  

Possible Possible Areas of Use:

• Conversion of any data format to XML / insert parsed data inro DB
• Preprocessor for Data Mining

Concrete Usage:

• Analysis of Logfiles of  telecom equipment (automatic analysis of all logfiles of all logFiles as generated germany-wide by a leading telecom service provider)
  
• Datascreening

Cryptography

• Cryptograph Algorithms: RSA, AES, (Rijandael), DES, 3DES, Twofish, Blowfish, RC4, SHA1, SHA256, MD2, MD4, MD5, Whirlpool, HMAC, IDEA, GOST, SkipJack and others
  
• Random Number Generator, Prime Numbers Tester, PGP Interface etc.

Concrete Usage:

• Security Box, Security Manager (for many years now in use by a leading mobile-phone service provider at mission-critical locations of his security infrastructure)
  
  

Smart Card / Java Card ( SIM Card Support

• Framework to read and write Chipcards
• GUI to communicate with any cards (GSM, ISO 7816)

Concrete Usage:

• Security Box, Security Manager
  
  

X-Server

• Implementation of the X11 Protocol in Smalltalk

Possible Areas of Usage:

• X under Windows
• Embedding of any external X-application into a SmalltalkGUI
  
  

VNC-Server (Virtual Network Computing)

• Implementation of the VNC-Protocols in Smalltalk

Possible Areas of Usage:

• like X-Server
• Additionally: Rendering of Windows Applications on any Remote Desktop, and within Smalltalk-Applications

Other Frameworks

• TGEN / SNACC Compiler-Compiler / Parser Generator
• HTTP Server / Applicationserver
• Numerics: approximation algorithms, statistics package (various distributions), ...
• Regular Expression Package
• Refactory Browser
• Magritte meta-model
• Integration of CVS Versioning System
• SUNIT Unit-Test Framework
• Workflow Framework
• Telecommunication: Control, Maintenance, Setup, Monitoring