Store your keys once. Build request templates with fillable fields. Get answers in a clean split-screen interface. No $14/seat pricing. No download.
The popular API tools come with baggage. DevBook skips all of it.
Postman charges per seat, per month. Teams of 5 pay $70/mo for what should be a developer utility. DevBook is free — no seats, no tiers, no surprises.
Postman's Electron app ships 300MB+ and launches like it's loading an IDE. DevBook is a web app. Open a tab, start working. Close it when you're done.
Postman syncs your collections, keys, and environments to their servers. DevBook stores your API keys in your own account. Your requests stay yours.
represents a major milestone in the long-running simulation's evolution, offering players the most comprehensive "All DLC" experience to date. This specific version serves as the foundation for the massive West Balkans expansion, bridging the gap between existing European territories and the scenic landscapes of the Adriatic. Key Features of Version 1.48.2.0
Owning the "All DLC" version of v1.48.2.0 unlocks a massive world spanning thousands of miles. The collection includes: 1. Major Map Expansions
For the first time, realistic Anti-lock Braking Systems (ABS) and Traction Control were added to the game menu, significantly changing how heavily laden trucks handle on steep descents.
The v1.48 update was more than just a compatibility patch; it introduced significant technical and content overhauls:
The world of ETS2 is vastly expanded through nine primary map DLCs available up to this version: Euro Truck Simulator 2: West Balkans
Players can now visit and deliver to the authentic Feldbinder factory in Winsen, Germany.
Five major cities—Hamburg, Winsen, Travemünde, Kiel, and Rostock—were completely rebuilt from the ground up to match modern visual standards.
represents a major milestone in the long-running simulation's evolution, offering players the most comprehensive "All DLC" experience to date. This specific version serves as the foundation for the massive West Balkans expansion, bridging the gap between existing European territories and the scenic landscapes of the Adriatic. Key Features of Version 1.48.2.0
Owning the "All DLC" version of v1.48.2.0 unlocks a massive world spanning thousands of miles. The collection includes: 1. Major Map Expansions
For the first time, realistic Anti-lock Braking Systems (ABS) and Traction Control were added to the game menu, significantly changing how heavily laden trucks handle on steep descents.
The v1.48 update was more than just a compatibility patch; it introduced significant technical and content overhauls:
The world of ETS2 is vastly expanded through nine primary map DLCs available up to this version: Euro Truck Simulator 2: West Balkans
Players can now visit and deliver to the authentic Feldbinder factory in Winsen, Germany.
Five major cities—Hamburg, Winsen, Travemünde, Kiel, and Rostock—were completely rebuilt from the ground up to match modern visual standards.
No collections. No environments. No workspaces. Just the parts of API testing you actually use.
Paste your keys into the vault — Stripe, OpenAI, Twilio, whatever you use. Reference them with a variable name across every template. One entry, everywhere.
Define your HTTP request and mark dynamic parts with {{placeholders}}. DevBook generates a fillable form. No raw JSON editing, no config files.
Fill in the blanks, hit send, see your response instantly. Every template is saved and searchable. Build a library of the API calls your workflow depends on.
No download. No credit card. No seat licenses. The API workbench that gets out of your way.
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