How to Choose the Best Documents & Productivity API in 2026
There are 28 Documents & Productivity APIs in our directory. Of these, 2 require no authentication, making them ideal for quick prototyping. 2 are rated beginner-friendly.
Last updated: April 2026
Quick Comparison: Top 10 Documents & Productivity APIs
| Name | Auth | HTTPS | CORS | Difficulty |
|---|---|---|---|---|
| Airtable | API Key | ✓ | ? | Intermediate |
| Api2Convert | API Key | ✓ | ? | Intermediate |
| apilayer pdflayer | API Key | ✓ | ? | Intermediate |
| Asana | API Key | ✓ | ✓ | Intermediate |
| ClickUp | OAuth | ✓ | ? | Advanced |
| Clockify | API Key | ✓ | ? | Intermediate |
| CloudConvert | API Key | ✓ | ? | Intermediate |
| Cloudmersive Document and Data Conversion | API Key | ✓ | ✓ | Intermediate |
| Code::Stats | API Key | ✓ | ✗ | Intermediate |
| CraftMyPDF | API Key | ✓ | ✗ | Intermediate |
Free Documents & Productivity APIs (No Auth)
These APIs require no API key or signup. Start using them immediately.
Vector Express v2.0
⭐ Beginner's PickVector Express is a free, no-auth API for converting vector and raster files between formats such as SVG, PDF, DXF, EPS, and PNG.
WakaTime
⭐ Beginner's PickWakaTime automatically tracks how much time you spend coding in your editor and exposes this data through a public API.
Try It in 5 Minutes: Vector Express v2.0
Quick implementation example using Vector Express v2.0.
Using curl
curl https://vector.express
JavaScript
const url = "https://vector.express/";
const response = await fetch(url);
if (!response.ok) throw new Error(`Request failed: ${response.status}`);
const data = await response.json();
console.log(data); New to APIs? Read our Getting Started Guide →
Frequently Asked Questions
How many Documents & Productivity APIs are available?
There are 28 Documents & Productivity APIs in our directory as of 2026.
Are there free Documents & Productivity APIs?
Yes, 2 Documents & Productivity APIs require no authentication and are completely free to use.
What is the easiest Documents & Productivity API to use?
Vector Express v2.0 is one of the easiest to get started with. It is rated as beginner-level and requires no authentication.
Do I need an API key for Documents & Productivity APIs?
It depends. 2 APIs need no authentication, 18 require an API key, and 8 use OAuth.