1. Binary clock
  2. Find the prime factorization of a number
  3. Find the factors of a number
  4. Find the highest common factor (HCF) of numbers
  5. Find factors of a number (old, horrible UI)
  6. Noise using canvas
  7. Italize text in ""
  8. Generate random characters
  9. A new thing using linear regression and canvas
  10. A utility calculating depth of field and hyperfocal distance
  11. A table of ions for chemistry