Free online network diagnostics and developer tools for engineers and IT professionals
The ledger of every coding agent you run
Stage
Not given
Startup
Founded
Not given
2026
Based in
BD
US
Pricing model
Free
Not given
Pricing
Web Utility Suite: Free forever with complete access to all web-based diagnostic tools via browser, unlimited queries, no registration required. Programmatic API: Coming Soon.
Free Community Edition with 83 features. Premium: $30 per year or $100 once. Teams in your VPC: $6,000 per year or $1,000 per month plus $500 setup.
Key features
IP Lookup with geolocation, ISP, and ASN detection
DNS Lookup and query of multiple record types (A, AAAA, MX, CNAME, TXT, NS, SOA, CAA, PTR)
Subnet Calculator for IPv4 CIDR blocks and network calculations
Port Checker for TCP port connectivity testing
SSL Certificate Checker with expiration and TLS protocol verification
WHOIS Lookup for domain registration details
JSON Formatter and Validator with tree view and syntax error detection
Base64 Encoder and Decoder with file and image support
cURL to Code Converter supporting 7 programming languages
UUID v4 and UUID v7 generator with RFC 9562 compliance
Track who is waiting on you and who is stuck across agents
Live plan limits for Claude and Codex
Cost per pull request and repository at API list price
Run Claude Code, Codex, OpenCode and Gemini CLI in terminal tabs
Follow branches from agent to pull request, CI, merge and release
Loop alerts when a session calls the same tool five times in three minutes
Search session history after Claude Code deletes transcripts
Pair phone by QR code for access from anywhere
Auto-pause sessions at daily budget limit (Premium)
Run tasks unattended with automatic verification
What makes it different
100% free with no account, email, or payment required
Native Node.js execution for sub-second response times without queue delays
Privacy-focused with zero query logging and strict SSRF security filters
28 tools in one place covering both network diagnostics and developer utilities
All tools run in browser with no software installation or configuration required
Works with multiple agents on the same machine in one unified ledger
Prices agent work at API list price with cost per pull request and repository
Team version runs in your VPC with one flat price for all machines
Caprock