
ChatGPT
HuggingChat
Gemini
Botpress
GPT4All
Khoj
Poe
Conversational AI for everyone.

DevTools Advanced
FullStackToolkit
DevFinanceTools
JSON Formatter & Validator
AllDevToolsHub
Boop
DeveloperTools.Tech
120 free browser-based developer utilities. No sign-up required.
Which is more popular?
Based on our record, Open Assistant.io seems to be more popular. It has been mentioned 64 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | open-assistant.io | devtoolstack.io |
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What each product offers, as listed by its team.


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An editorial look at what each product does well and who it suits.


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Why this product is good
Recommended for
No analysis of DeveloperToolStack yet.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Open Assistant.io and DeveloperToolStack. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Https://open-assistant.io seems to have the same guardrails, as ChatGPT. Tried it on several prompts and it wouldn't comply. Source: about 3 years ago
I also suggest Open Assistant (https://open-assistant.io) which is not even filtered (whenever you trigger a moralist filter, it's because of its training data, and it's not on purpose). Source: about 3 years ago
To add to this if you want something for free or at least close to free, contribute to OpenSource projects like https://open-assistant.io/. Source: over 3 years ago
Tracking DeveloperToolStack since Aug 2026.
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