Free, open-source anesthesiology question bank

GasBank

Bridge the gap between USMLE Step 2 prep and CA-1 year with 1,000 high-quality questions and explanations aligned with ABA BASIC.

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Why choose GasBank

GasBank focuses on concepts that matter most in the OR.

Residency-ready content

Focused explanations and learning objectives help you retain what matters as you ramp up to residency.

Interactive practice modes

Toggle between Tutor and Exam modes, track performance, and drill into categories with powerful filters.

Offline-first by design

Run sessions locally with zero logins. Automatic and manual backups keep progress secure on your machine.

Built-in analytics

Dashboard insights highlight trends, incorrect answers, and flagged questions so you always know what to review next.

Free forever

GasBank is an open-source project committed to keeping high-yield anesthesia prep accessible to everyone.

See GasBank in action

Browse a snapshot of the GasBank interface, including session setup, analytics, and review modes.

GasBank dashboard overview
Question session configuration screen
Detailed question review with explanations
Performance analytics and progress tracking

Quick start

GasBank desktop runs on your computer with a streamlined setup. Clone or download the project, install dependencies, and go.

  1. Install dependencies with npm install.
  2. Launch the desktop app using npm run start.
  3. Build production binaries with npm run make.
Download latest build

Comprehensive coverage

Questions are organized 17 anesthesiology domains so you can focus on the concepts that matter most.

  • Abdominal, Hepatic, Renal & Endocrine (55)
  • Airway & ENT (65)
  • Ambulatory, Procedural & Remote (35)
  • Cardiac Anesthesia (55)
  • Fluids, Blood & Coagulation (70)
  • General Anesthesia & Postop (65)
  • Local, Regional & Acute Pain (90)
  • Monitoring, Machine & Ventilation (75)
  • Neuroanesthesia (45)
  • Obstetric Anesthesia (55)
  • Pediatric Anesthesia (50)
  • Perioperative Evaluation & Medicine (70)
  • Pharmacology & Neuromuscular (95)
  • Quality, Safety, Ethics & Practice (50)
  • Thoracic Anesthesia (45)
  • Transplant Anesthesia (35)
  • Vascular, Trauma & Burns (45)

Support and community

GasBank welcomes feedback and contributions to expand accessibility, speed, and content depth.

Contribute

Share new question ideas, help refine UX, or open a pull request.

Keep it free

Donations offset API and development costs so GasBank can stay free.