Comments
>log in to comment- Katja Pezdirc· 2y ago
Simple, effective, and powerful tool. Highly recommend!
Webacus is an all-in-one online calculator offering 145 dev-focused tools for encoding, compression, formatting, hashing, and more.
- for
- Web developers who need quick one-off operations without leaving the browser.
- pricing
- freemium
Key features
- Encoding & Decoding — Base64, URL, HEX, HTML, JSON and other encoders/decoders in a single UI.
- Compression — ZLIB, GZIP, LZJB compress and decompress data instantly.
- Formatting & Minify — Pretty-print or minify HTML, CSS, JS, JSON, YAML and more.
- Hashing & Crypto — Generate SHA, MD5, SHA-3 hashes and work with JWT, HMAC and X.509 certificates.
- Workflows & Chaining — Combine multiple tools into a single workflow to run sequentially without copy-paste.
- AI Assistant — Prompt-based generation of custom dev tools and operations.
- Local-first & Privacy — All data stays in the browser; no server storage of user inputs.
- File Support — Upload files, apply tools, and download the transformed result.
Use cases
- Encode a JWT token for debugging authentication flows.
- Compress a large JSON payload before sending it over the network.
- Convert a CSV file to JSON and format it for readability.
- Chain a base64 decode, then a gzip inflate, and finally a JSON pretty-print in one click.
- Generate a random lorem-ipsum paragraph for placeholder content.
Webacus pricing
- FREE$0 /yearFor non-commercial use · Ads displayed · 3 AI ops · 3 workflows
- PRO$36 $120 /yearCommercial use allowed · No ads · Unlimited AI ops · Unlimited workflows
Webacus vs alternatives
 Webacus |  10015.io | .jpg?width=64) Freesets |  PullBar Pro | ||
|---|---|---|---|---|---|
| Best for | Unified toolbox for common dev tasks | General online dev utilities | Free open-source dev tools | Resource aggregation | GitHub PR workflow |
| Pricing | Freemium | Free | One time fee | Free | One time fee |
| DevHunt upvotes | 26 | 12 | 12 | 19 | 27 |
| Launched | Nov 2024 | Sep 2024 | Jan 2023 | Apr 2024 | Jan 2024 |
- Webacus vs 10015.io: Similar all-in-one online tool collection but may have fewer AI-generated custom ops.
- Webacus vs Damn Good Tools: Focuses on free, open-source tools; lacks the AI assistant and workflow chaining of Webacus.
- Webacus vs Freesets: Curated list of free resources rather than an interactive calculator suite.
- Webacus vs PullBar Pro: Provides GitHub pull-request shortcuts, not a broad set of encoding/formatting tools.
Webacus FAQ
What is Webacus?+
Webacus is an online suite of over 140 developer tools that lets you encode, compress, format, hash, and perform many other operations from a single interface.
What is the PRO plan?+
The PRO plan is a paid subscription that removes ads, allows commercial use, and provides unlimited AI operations, workflows, history, and priority support.
Why should I get the PRO plan?+
It unlocks unlimited custom AI ops, unlimited workflow composition, ad-free experience, commercial usage rights, and faster support response.
Can I cancel my subscription?+
Yes, the PRO plan can be cancelled at any time with no questions asked.
Can I have a refund?+
A 30-day no-questions-asked refund is offered for the PRO plan.
How do I contact support?+
Support can be reached via email at valentin@webacus.dev or through the contact form on the website.
Summarized by DevHunt from webacus.dev · Sep 27, 2026. Details may change; check the official site.
