
devtoolz.dev
CodeKitHub
DevToys
CodeSwissKnife
All Over Tools
DevNestTools
DevBox
Free browser-based tools for formatting, encoding, decoding, conversion, generators and everyday software development tasks.

AgencyKey
Meet Anlora
ANNA For Creators
Creatorboost
Fans-CRM
OnlyChatAI
BotEngine
The #1 CRM & AI Chatbot built for OnlyFans and Fanvue agencies

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | developertoolbox.tech | substy.ai |
| Pricing | — | |
| Company | — | Startup from the United States |
| Listed in |
In their own words, as submitted to SaaSHub.


Developer Tool Box is a free collection of browser-based developer utilities for everyday software development. It provides tools for JSON formatting, Base64 conversion, UUID generation, URL encoding, hashing, and more, with additional utilities covering crypto, web, development, networking,...
Substy is the first platform to combine a full CRM and an autonomous AI chatbot in a single system built exclusively for OnlyFans and Fanvue agencies - and today it's the most widely adopted solution on the market. The CRM is a complete agency workspace: add your chatters with custom access...
What each product offers, as listed by its team.


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When comparing DeveloperToolBox.tech and Substy AI, you can also consider the following products.

DevToolbox is a free, no-signup collection of 148 client-side developer tools and 78 guides — a lightweight alternative to installing dozens of separate SaaS dev-tool apps.
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The ultimate CRM for OnlyFans agencies. Manage teams, track earnings, control access, and scale your business with real-time analytics.
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Free online tools: JSON formatter, password generator, QR code maker, calculators, converters and more. Fast, private, no login — everything runs in your browser.
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Not assisted. Not hybrid. Anlora autonomously operates every fan relationship for an OnlyFans agency, VIPs and whales included, no humans in the loop. See it run on your own accounts before you decide.
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A collection of converters, formaters, encoders, generators and other tools for your Windows desktop.
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Chatting & Selling Automation for OnlyFans. ANNA handles objections, spots buyers, and closes more sales, so you can scale without limits. Cheaper than a human team, and sells better, detect and take care of each whales on your account.
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