SAP ABAP Transaction Code (tcode)

** Credit web http://sapdocs.info/application-modules/abap-overview/abap-transaction-codes/
SAP ABAP TCode
USMM    Pressing F8 will display all hotpacks applied.
SEARCH_SAP_MENU    Show the menu path to use to execute a given tcode. You can search by transaction code or menu text.
DI02    ABAP/4 Repository Information System: Tables.
LSMW    Legacy System Migration Workbench. An addon available from SAP that can make data converstion a lot easier. Thanks to Serge Desland for this one.
OSS1    SAP Online Service System
OY19    Compare Tables
SM13    Update monitor. Will show update tasks status. Very useful to determine why an update failed.
S001    ABAP Development Workbench
S001    ABAP/4 Development Weorkbench. (from john.omeara@syskoplan.ie)
S002    System Administration. (from john.omeara@syskoplan.ie)
SA38    Execute a program. (from john.omeara@syskoplan.ie)
SCAT    Computer Aided Test Tool
SCU0    Compare Tables
SE01    Old Transport & Corrections screen
SE03    Groups together most of the tools that you need for doing transports. In total, more than 20 tools can be reached from this one transaction.
SE09    Workbench Organizer
SE10    New Transport & Correction screen
SE11    ABAP/4 Dictionary Maintenance SE12 ABAP/4 Dictionary Display SE13 Maintain Technical Settings (Tables)
SE12    Dictionary: Initial Screen – enter object name. (from john.omeara@syskoplan.ie)
SE13    Access tables in ABAP/4 Dictionary. (from john.omeara@syskoplan.ie)
SE14    Utilities for Dictionary Tables
SE15    ABAP/4 Repository Information System
SE16    Data Browser: Initial Screen. (from john.omeara@syskoplan.ie)
SE16N    Table Browser (the N stands for New, it replaces SE16). Provided by Smijo Mathew.
SE17    General Table Display
SE24    Class Builder
SE30    ABAP/4 Runtime Analysis
SE32    ABAP/4 Text Element Maintenance
SE35    ABAP/4 Dialog Modules
SE36    ABAP/4: Logical Databases
SE37    ABAP/4 Function Modules
SE38    ABAP Editor
SE39    Splitscreen Editor: Program Compare
SE41    Menu Painter
SE43    Maintain Area Menu
SE48    Show program call hierarchy. Very useful to see the overall structure of a program. Thanks to Isabelle Arickx for this tcode.
SE49    Table manipulation. Show what tables are behind a transaction code. Thanks to Isabelle Arickx for this tcode.
SE51    Screen Painter: Initial Screen. (from john.omeara@syskoplan.ie)
SE54    Generate View Maintenance Module
SE61    R/3 Documentation
SE62    Industry utilities
SE63    Translation
SE64    Terminology
SE65    R/3 document. short text statistics SE66 R/3 Documentation Statistics (Test!)
SE68    Translation Administration
SE71    SAPscript layout set
SE71    SAPScript Layouts Create/Change
SE72    SAPscript styles
SE73    SAPscript font maintenance (revised)
SE74    SAPscript format conversion
SE75    SAPscript Settings
SE76    SAPscript Translation Layout Sets
SE77    SAPscript Translation Styles
SE80    ABAP/4 Development Workbench
SE81    SAP Application Hierarchy
SE82    Customer Application Hierarchy
SE83    Reuse Library. Provided by Smiho Mathew.
SE84    ABAP/4 Repository Information System
SE85    ABAP/4 Dictionary Information System
SE86    ABAP/4 Repository Information System
SE87    Data Modeler Information System
SE88    Development Coordination Info System
SE91    Maintain Messages
SE92    Maintain system log messages
SE93    Maintain Transaction. (from john.omeara@syskoplan.ie)
SEARCH_SAP_MENU    From the SAP Easy Access screen, type it in the command field and you will be able to search the standard SAP menu for transaction codes / keywords. It will return the nodes to follow for you.
SEU    Object Browser
SHD0    Transaction variant maintenance
SM04    Overview of Users (cancel/delete sessions)
SM12    Lock table entries (unlock locked tables)
SM21    View the system log, very useful when you get a short dump. Provides much more info than short dump
SM30    Maintain Table Views. (from john.omeara@syskoplan.ie)
SM31    Table Maintenance
SM32    Table maintenance
SM35    View Batch Input Sessions
SM37    View background jobs
SM50    Process Overview. (from john.omeara@syskoplan.ie)
SM51    Delete jobs from system (BDC)
SM62    Display/Maintain events in SAP, also use function BP_EVENT_RAISE
SMEN    Display the menu path to get to a transaction
SMOD/CMOD    Transactions for processing/editing/activating new customer enhancements.
SNRO    Object browser for number range maintenance. (from john.omeara@syskoplan.ie)
SPRO    Start SAP IMG (Implementation Guide). (from john.omeara@syskoplan.ie)
SQ00    ABAP/4 Query: Start Queries
SQ01    ABAP/4 Query: Maintain Queries
SQ02    ABAP/4 Query: Maintain Funct. Areas
SQ03    ABAP/4 Query: Maintain User Groups
SQ07    ABAP/4 Query: Language Comparison
ST05    Trace SQL Database Requests. (from john.omeara@syskoplan.ie)
ST22    ABAP Dump analysis
SU53    Display Authorization Values for User. (from john.omeara@syskoplan.ie)
WEDI    EDI Menu. IDOC and EDI base.
WE02    Display an IDOC
WE07    IDOC Statistics