Free DevOps Tools
27 free tools for speed tests, cost calculators, SSL certificates, email deliverability, and infrastructure assessments. No signup required.
Speed Tests & Scanners
7 tools
Test your website speed, server performance, and security headers. Get a detailed report with actionable recommendations instantly.
Cost Calculators
6 tools
Estimate infrastructure costs, potential savings, and deployment time. Data-driven decisions for your DevOps budget in seconds.
Assessments & Planners
6 tools
Score your infrastructure readiness, plan cloud migrations, and identify gaps before they become production incidents.
SSL Certificate Tools
4 tools
Check SSL certificates, decode CSRs, verify certificate-key pairs. Essential tools for server administrators and DevOps engineers.
Email & Deliverability Tools
2 tools
Check email blacklists, validate SPF/DKIM/DMARC records, and score your domain deliverability configuration.
DNS Tools
2 tools
Look up DNS records, check reverse DNS (PTR), and diagnose domain name resolution issues. Essential for server and email troubleshooting.
Speed Tests & Scanners
7 tools
Free Website Speed Test
Enter any URL to measure server response time, TTFB, page size, and compression. Instant results, no signup required.
Free WordPress Speed & Security Test
Deep scan for WordPress sites — server speed, caching plugin detection, REST API exposure, XML-RPC, login page security, theme, and WooCommerce detection.
Free Magento Performance & Cache Test
Deep scan for Magento stores — Full Page Cache status, Varnish detection, admin panel exposure, REST API security, CSS/JS merge, and theme analysis.
Free Website Security Scanner
Scan your website for security headers, SSL configuration, and common vulnerabilities. Instant security grade.
Free Server Performance Test
Full server health check — response time, TTFB, page weight, compression, SSL grade, security headers, and HTTP version. Similar to Pingdom but free.
Free Plesk Server Scanner
Deep scan for Plesk servers — panel detection on port 8443, Plesk version, web server type, PHP version, webmail, WAF/ModSecurity status, and performance metrics.
Free cPanel Server Scanner
Deep scan for cPanel servers — panel on port 2083, WHM access, cPanel version, webmail, PHP version, web server type, ModSecurity, and AutoSSL status.
Cost Calculators
6 tools
Free Kubernetes Cost Calculator
Estimate your Kubernetes infrastructure cost and see how much you could save with managed K8s.
Free Downtime Cost Calculator
Calculate how much downtime is really costing your business. See the impact of proactive monitoring.
Free DevOps Hours Estimator
Estimate how many DevOps hours your team needs per month based on your infrastructure.
Free Cloud Cost Savings Calculator
Estimate how much you could save on your monthly cloud bill. Most companies waste 25-35% of their cloud spend.
Free Disaster Recovery Calculator
Estimate how long it would take to recover your system after a failure, and how much data you could lose. Based on your backup strategy.
Free CI/CD Pipeline Calculator
See how much time your team could save with an optimized CI/CD pipeline.
Assessments & Planners
6 tools
Free Infrastructure Complexity Assessment
Answer 4 quick questions to get your infrastructure complexity score and personalized recommendations.
Free Monitoring Readiness Assessment
Check how well your infrastructure is monitored. Answer 8 quick questions to find blind spots.
Free Cloud Migration Planner
Get an estimated timeline and risk assessment for your cloud migration in under a minute.
Free Cloud Infrastructure Planner
Describe your project requirements and get a recommended architecture with estimated cost.
Free Cloud Health Assessment
Quick 6-question assessment of your cloud environment health. Find gaps before they become incidents.
Free AWS Cost Estimator
Estimate your monthly AWS bill based on your resource usage. Get optimization recommendations.
SSL Certificate Tools
4 tools
Free SSL Certificate Checker
Check any domain's SSL certificate — expiry date, certificate chain, trust status, SANs, and cipher details. Instant results.
Free CSR Decoder
Paste your Certificate Signing Request (CSR) to decode and verify its contents — Common Name, Organization, Key Size, and more.
Free SSL Certificate Decoder
Paste an SSL certificate in PEM format to decode its details — subject, issuer, validity dates, SANs, key info, and fingerprints.
Free Certificate Key Matcher
Verify that an SSL certificate and private key are a matching pair. Paste both to check compatibility before installation.
Email & Deliverability Tools
2 tools
Free Email Configuration Checker
Check your domain's email setup — MX records, SPF, DKIM, DMARC, MTA-STS, BIMI, and reverse DNS. Get a mail deliverability score with actionable recommendations.
Free Email Blacklist Checker
Check if your domain or IP is blacklisted on 25+ major email blacklists (DNSBL). Instant results with clear listed/clean/timeout status.
DNS Tools
2 tools
Free DNS Record Lookup
Look up all DNS records for any domain — A, AAAA, MX, TXT, NS, CNAME, and SOA records. Detect DNS provider and view TTL values.
Free Reverse DNS (PTR) Lookup
Check reverse DNS (PTR) records for any IP address or domain. Verify that your mail server IP has proper PTR configuration for email deliverability.
Need More Than a Free Tool?
Our team of senior DevOps engineers can perform a comprehensive analysis and implement the fixes for you.