Running Pace Calculator: Find Your Best Pace Easily RunSociety – Asia's Leading Online Running Magazine
Half Marathon Pace Chart in Miles & Kilometers (+ Downloadable PDF)
Runner's Projection Utilities (and other cool stuff)
Running Pace Charts: Mile Splits & Finish Times for Every Distance
How To Master A 2 Hour Half Marathon: Running Pace Plan For Beginners - Runner Checklists
RPE in Running: How to Run By Effort - The Mother Runners
Half Marathon Pace Chart (Miles and Kilometers)
Speed and Tempo Pace Charts
Training Pace Calculator (mobile friendly) - Runningversity