Are there any digital test prep resources that focus on standards-aligned review for middle school language arts?

Yes — there are several digital test prep resources that focus on standards-aligned review for middle school language arts. These often cover reading comprehension, vocabulary, grammar, and writing skills aligned to Common Core or state standards.

Here are some well-known options:

• IXL Language Arts
  Adaptive practice by skill, with standards alignment and middle school grade bands.

• Edmentum Exact Path / Study Island
  Standards-based practice and benchmark-style review for ELA, often used for test prep.

• Khan Academy (where applicable)
  Strong for foundational reading and writing skills, though not always test-prep specific for middle school ELA.

• NoRedInk
  Focuses on grammar, writing, and conventions with standards alignment and skills practice.

• CommonLit
  Free and paid options; reading passages, questions, and skill practice aligned to standards.

• Newsela
  Nonfiction and informational text practice with assessments and standards alignment.

• Freckle ELA
  Adaptive digital practice with skills aligned to standards.

• Achieve3000
  Reading comprehension practice with differentiated, standards-aligned content.

If you want, I can also give you:

1. free options only,
2. the best options for state test prep, or
3. a comparison table by cost, features, and grade level.