ToolsFox Utils API alternatives

Free developer utility API: UUID, timestamps, SHA-256, Base64, URL encode/decode, random strings. If it doesn't fit your project, here are the 10 best free Development APIs to use instead in 2026, out of 240 in the directory.

For reference, ToolsFox Utils API: No API key needed · 100% uptime (30 days) · Returns JSON at its URL.

1
Quotable API
Online · 377 ms
Random quotes with authors and tags.
- No API key needed
- 100% uptime (30 days)
- Fast: 377 ms response
- Callable from the browser (CORS)
No authHTTPSCORS
2
Sonar API
Online · 327 ms
Project Sonar DNS Enumeration API.
- No API key needed
- 100% uptime (30 days)
- Fast: 327 ms response
- Callable from the browser (CORS)
No authHTTPSCORS
3
jsDelivr API
Online · 492 ms
Package info and download stats on jsDelivr CDN.
- No API key needed
- 100% uptime (30 days)
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
4
latest@ API
Online · 1155 ms
Latest versions and end-of-life dates for 500+ software products.
- No API key needed
- 100% uptime (30 days)
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
5
Agify.io API
Online · 1148 ms
Estimates the age from a first name.
- No API key needed
- 100% uptime (30 days)
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
6
24 Pull Requests API
Online · 1994 ms
Project to promote open source collaboration during December.
- No API key needed
- 100% uptime (30 days)
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
7A
AgentPay Domain Lookup API
Online · 909 ms
DNS records, WHOIS/RDAP, IP ownership and domain reports for AI agents, paid per call via x402.
- No API key needed
- 100% uptime (30 days)
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
8
ApicAgent API
Online · 1520 ms
Extract device details from user-agent string.
- No API key needed
- 100% uptime (30 days)
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
9
APIzone API
Online · 1440 ms
Independent uptime & status monitoring for 200+ popular APIs.
- No API key needed
- 100% uptime (30 days)
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
10
CitedBy API
Online · 1624 ms
Which AI crawlers can read a site: robots.txt and server answer for each.
- No API key needed
- 100% uptime (30 days)
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS

ToolsFox Utils API vs alternatives

ToolsFox Utils API compared with its alternatives
API	API key	HTTPS	CORS	Uptime	Response	Rating
ToolsFox Utils	No	Yes	Yes	100%	1454 ms	Not rated
Quotable	No	Yes	Yes	100%	377 ms	Not rated
Sonar	No	Yes	Yes	100%	327 ms	Not rated
jsDelivr	No	Yes	Yes	100%	492 ms	Not rated
latest@	No	Yes	Yes	100%	1155 ms	Not rated
Agify.io	No	Yes	Yes	100%	1148 ms	Not rated
24 Pull Requests	No	Yes	Yes	100%	1994 ms	Not rated
AgentPay Domain Lookup	No	Yes	Yes	100%	909 ms	Not rated
ApicAgent	No	Yes	Yes	100%	1520 ms	Not rated

ToolsFox Utils API alternatives FAQ

What is the best free alternative to the ToolsFox Utils API in 2026?

The top-ranked free alternatives to the ToolsFox Utils API are Quotable API, Sonar API and jsDelivr API, all in the Development category. Rankings combine access (API key, HTTPS, CORS), daily uptime checks and developer ratings.

How many Development APIs are similar to the ToolsFox Utils API?

The directory lists 223 other free Development APIs. This page compares the top ones side by side.