• Grammark, the open source writing aide
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15-30 minutes: time a teacher spends correcting 1 paper
0.144 seconds: time Grammark takes to search 6,239 errors

Grammark helps with:

  • Academic style
  • Passive voice
  • Wordiness
  • Vague language
  • Transitions
  • Sentence variety
  • Run-on sentences
  • Ands, Buts, Ors
  • Grammar traps
  • Spelling
Screenshot of Grammark highlighting

Grammark does not fix:

  • Fragments/incomplete sentences
  • Comma splices
  • Tense shifts
  • Subject-verb agreement
  • Apostrophe errors
  • Idiotic ideas

Fully Customizable

Screenshot of Customization