Freeware

Cardett Associates
The ISPF Query Tool is a SPUFI replacement. SNAPVIEW improves the readability of a DB2 Snapshot. Non-expiring trial version of their chargeable DataBase Administrator (DBA) tools are also available.
http://www.cardett.co.nz

CVS for MVS
Concurrent Versioning System is one of the GNU software packages from Unix, now available for z/OS.
http://dccmn.com/cvsmvs/

DCMS: TBOX MVS Power Tools
A collection of testing, development and operational tools for the z/OS environment.
http://www.dcmsi.com/tboxa2.htm

Exspans Systems
Several of their z/OS software products are offered free of charge. Covering automation, operations management and APIs for dataspaces and cross systems communications.
http://www.exspans.com

Free stuff from Leonard Woren
TSO commands and other useful utilities, and replacements for existing z/OS facilities.
http://ldworen.net/mvs/free-ldw.html

IBM's Free Downloads
Tools, utilities and instructional code samples that actually work. Select Download Type of Tools/Utilities and choose a Platform/Operating System.
http://www-01.ibm.com/support/dlsearch.wss

Mark's MVS Utilities
REXX, TSO CLISTs and ISPF Edit Macros for z/OS.
http://www.flash.net/~mzelden/mvsutil.html

Michael J. Cleary: z/OS Freeware
Systems Programmer utilities.
http://home.pacbell.net/mcleary/freeware.html

Nigel Pentland
A number of RACF-related programs.
http://www.nigelpentland.co.uk/downloads.htm

Nusantara Freeware by Deru Sudibyo
Freeware collection developed by Deru Sudibyo of the Nusantara IT Pro Club in Indonesia.
http://www.geocities.com/derusudibyo/Deru_Freeware

PassTicket
A demonstration program by IBM's Thierry Falissard, demonstrating the RACF PassTicket concept.
http://os390-mvs.freesurf.fr/passtkt.htm

Planet MVS Freeware
z/OS software written by David Alcock, including ISPF applications, ISPF edit macros, Assembler and REXX programs and utilities.
http://www.planetmvs.com/freeware

RACF Sample Utilities
A dozen IBM tools, utilities and applications supplied with source code to allow customization.
http://www-03.ibm.com/servers/eserver/zseries/zos/racf/goodies.html

SimoTime Downloads
z/OS COBOL, Assembler, JCL, VSAM and QSAM sample code with some fully functional utilities.
http://www.simotime.com/sim4dzip.htm

Taltyman Downloads
ISPF-based utilities for z/OS.
http://taltyman.www2.50megs.com/downloads.html

TASID
ISPF-based monitor of z/OS.
http://www-01.ibm.com/software/awdtools/ispf/library/tasid.html

TPF Tools
IBM downloadable software for the Transaction Processing Facility (TPF) mainframe operating system.
http://www-01.ibm.com/software/htp/tpf/download/tools.htm

VM Workshop Tools
Links to four years (1995-98) of Tool Tapes from the VM Workshop. Documentation and the software can be searched and downloaded.
http://ukcc.uky.edu/~tools

VSE/ESA Downloads
Downloadable documents, utilities and sample code from IBM.
http://www-03.ibm.com/servers/eserver/zseries/zvse/downloads/

VSE/ESA e-business Connectors and Utilities
Downloadable VSE/ESA software and documentation. Many are Java-based.
http://www-03.ibm.com/servers/eserver/zseries/zvse/products/connectors.html

z/OS Freeware by Lionel B. Dyck
Free software tools for both systems programmers and end users.
http://www.lbdsoftware.com/

z/OS UNIX System Services Tools and Toys
Performance tools, ported tools, z/OS UNIX tools and code samples from IBM and other vendors.
http://www-03.ibm.com/servers/eserver/zseries/zos/unix/bpxa1toy.html

z/VM Download Library
A 400 item IBM repository of tools, documentation and utilities from IBM and individuals outside the corporation.
http://www.vm.ibm.com/download