| Stochastic Programming Community Homepage | Various links of interest including conferences, bibliography, e-prints, software etc |
| SUN/Interval | example codes in f95/C++ and results for SUN's interval compilers |
| COIN | common optimization interface, sponsored by IBM; regular and CVS downloads of various open source optimization software |
| GAMS World | forums and services in specialized areas of mathematical programming, hosted by GAMS development |
| HSL archive | older version of HSL library, available for non-commercial use |
| GAMS software guide, | a tool which allows you to search for existing software by keywords. provides automatic access to public domain software for all areas of numerical computation. |
| NEOS Guide at Argonne. | More and Wright's software guide for continuous optimization, listing mostly commercial products |
| linear/nonlinear-prog-faq's | these are two FAQs presently maintained by Robert Fourer. Contain a short introduction into the field, a list of useful literature and a list of available software, also commercial. |
| ZIB-MathProg-Library | for some discrete optimization problems: software and testcases |
| Optimization Online | e-print archive; hosted by OTC and supported by MPS |
| e-Optimization | optimization software portal; hosted by ILOG |
| OpRes and Related Sites | mainly a list of useful URLs maintained by John Mitchell |