Tomato is a small, lean and simple replacement firmware for Linksys' WRT54G/GL/GS, Buffalo WHR-G54S/WHR-HP-G54 and other Broadcom-based routers. Developed by Polarcloud
License: Free
MikroTik RouterOS is a powerful and highly configurable operating system suited for advanced networking tasks, while Tomato is a user-friendly firmware option ideal for home users and small offices. MikroTik offers more features and capabilities but comes with a steeper learning curve, whereas Tomato provides simplicity and ease of use but lacks some advanced functionalities.