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.
"Holmes, I've received a letter from a wealthy businessman in Chennai," Watson said, handing him the letter. "He's requesting our assistance in solving a mystery."
"Watson, I believe I have solved the case," Holmes said, a triumphant glint in his eye. "The culprit is none other than Priya's own cousin, Suresh."
"It's my daughter, Priya," Raghuram explained. "She's been receiving strange letters and gifts, and I suspect someone is trying to harm her. The police are stumped, and I need your help to find out who's behind this."
With the evidence in hand, the police arrested Suresh, and Priya was finally able to rest easy. Raghuram thanked Holmes and Watson for their exceptional detective work.
The sun was setting over the bustling streets of Chennai, casting a warm orange glow over the city. Sherlock Holmes, the renowned detective, sat in his armchair, puffing on his pipe, as he listened intently to his trusty sidekick, Dr. Watson.
Holmes chuckled. " Elementary, Watson. I simply used my extraordinary powers of observation and deduction. Now, let's return to London and take on the next challenge that comes our way."
"Holmes, I've received a letter from a wealthy businessman in Chennai," Watson said, handing him the letter. "He's requesting our assistance in solving a mystery."
"Watson, I believe I have solved the case," Holmes said, a triumphant glint in his eye. "The culprit is none other than Priya's own cousin, Suresh."
"It's my daughter, Priya," Raghuram explained. "She's been receiving strange letters and gifts, and I suspect someone is trying to harm her. The police are stumped, and I need your help to find out who's behind this."
With the evidence in hand, the police arrested Suresh, and Priya was finally able to rest easy. Raghuram thanked Holmes and Watson for their exceptional detective work.
The sun was setting over the bustling streets of Chennai, casting a warm orange glow over the city. Sherlock Holmes, the renowned detective, sat in his armchair, puffing on his pipe, as he listened intently to his trusty sidekick, Dr. Watson.
Holmes chuckled. " Elementary, Watson. I simply used my extraordinary powers of observation and deduction. Now, let's return to London and take on the next challenge that comes our way."
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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