Max Dice Roller
Max Dice is a simple dice rolling utility for use on Windows and Linux systems You may enter your information in one of two places. You may enter in the text box or by moving the slider to the left or right correlating to the field you are adjusting. ... (For example if you are rolling 5 dice, and you want 3 at max always, set at 3. ... This will eliminate this number of low throws from the total. ... This field determines the number of low dice that you will throw out. ... Tossed dice ? ... 5. ... Reroll ?
http://www.max.twobrotherssoftware.com/max.exe - 6Mb - Download - Screenshot

Max Dice Roller - Linux
Max Dice is a simple dice rolling utility for use on Windows and Linux systems You may enter your information in one of two places. You may enter in the text box or by moving the slider to the left or right correlating to the field you are adjusting. ... (For example if you are rolling 5 dice, and you want 3 at max always, set at 3. ... This will eliminate this number of low throws from the total. ... This field determines the number of low dice that you will throw out. ... Tossed dice ? ... 5. ... Reroll ?
http://www.max.twobrotherssoftware.com/max.tar.gz - 6Mb - Download - Screenshot