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.
Finally, the download was complete, and Ayo opened the file to start playing the mix. The first track, a catchy afrobeats song by Wizkid, blasted through his phone's speakers, and Ayo couldn't help but nod his head in approval. The mix was going to be a hit, he could tell.
The response came a few hours later, with Evi Edna Ogholi herself thanking Ayo for his kind words. "Glad you enjoyed the mix, Ayo! I'm always working hard to bring the best music to my fans. Stay tuned for more updates, and keep dancing!"
The story of Ayo and his friends' night out with Evi Edna Ogholi's best-of mix became a legendary one, told and retold among music fans in Lagos and beyond. And as for Evi Edna Ogholi, she continued to create and share her incredible music, bringing joy and excitement to fans all over the world.
In a small, cozy apartment in the heart of the city, a young music enthusiast named Ayo was getting ready for a night of fun with his friends. Ayo was a huge music fan, and his friends knew him for his impressive collection of the latest and greatest tracks from Africa and beyond.
Join the conversation and let's keep the party going!
Finally, the download was complete, and Ayo opened the file to start playing the mix. The first track, a catchy afrobeats song by Wizkid, blasted through his phone's speakers, and Ayo couldn't help but nod his head in approval. The mix was going to be a hit, he could tell.
The response came a few hours later, with Evi Edna Ogholi herself thanking Ayo for his kind words. "Glad you enjoyed the mix, Ayo! I'm always working hard to bring the best music to my fans. Stay tuned for more updates, and keep dancing!"
The story of Ayo and his friends' night out with Evi Edna Ogholi's best-of mix became a legendary one, told and retold among music fans in Lagos and beyond. And as for Evi Edna Ogholi, she continued to create and share her incredible music, bringing joy and excitement to fans all over the world.
In a small, cozy apartment in the heart of the city, a young music enthusiast named Ayo was getting ready for a night of fun with his friends. Ayo was a huge music fan, and his friends knew him for his impressive collection of the latest and greatest tracks from Africa and beyond.
Join the conversation and let's keep the party going!
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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