Kas API Services — Free Developer Tools

Capture full-page screenshots of any website. Returns PNG image.

curl "https://kas.storksoft.by/screenshot?url=https://example.com" -o shot.png

GET /screenshot GET /qr GET /dns GET /whois POST /markdown

Comprehensive security, performance, and SEO audit with overall grade.

curl "https://kas.storksoft.by/audit?url=https://example.com"

GET /audit

SSL certificates, security headers, performance metrics, SEO analysis.

curl "https://kas.storksoft.by/analyze?url=https://example.com"

GET /analyze GET /ssl GET /security GET /performance

Detect technologies used by any website: frameworks, CDNs, analytics, CMS.

curl "https://kas.storksoft.by/detect?url=https://github.com"

GET /detect

Verify email addresses via SMTP, check MX records, detect disposable providers.

curl "https://kas.storksoft.by/verify?email=test@gmail.com"

GET /verify GET /mx GET /disposable POST /bulk

Shorten URLs with custom codes and view click analytics.

curl -X POST "https://kas.storksoft.by/shorten" \
  -H "Content-Type: application/json" \
  -d '{"url":"https://example.com"}'

POST /shorten GET /s/{code} GET /stats/{code}

Share code snippets with syntax highlighting. Supports 20+ languages.

curl -X POST "https://kas.storksoft.by/paste" \
  -H "Content-Type: application/json" \
  -d '{"content":"print(hello)","language":"python"}'

POST /paste GET /paste/{id} GET /raw/{id} GET /recent

Find broken links on any webpage. Supports batch URL checking.

curl "https://kas.storksoft.by/check?url=https://example.com"

GET /check GET /check-url POST /check-batch

Monitor website uptime with configurable intervals and webhook alerts.

curl "https://kas.storksoft.by/uptime/"

GET /uptime/ POST /uptime/monitors GET /uptime/monitors/{id}

Live health dashboard showing all services status with auto-refresh.

curl "https://kas.storksoft.by/dashboard"

GET /dashboard GET /api/status

Test REST APIs by proxying requests. Compare multiple endpoints side-by-side.

curl -X POST "https://kas.storksoft.by/test" \
  -H "Content-Type: application/json" \
  -d '{"url":"https://api.github.com","method":"GET"}'

POST /test POST /compare

Format, validate, minify, diff, and query JSON data. JQ-style path queries.

curl -X POST "https://kas.storksoft.by/json/format" \
  -H "Content-Type: application/json" \
  -d '{"data":{"key":"value"},"indent":2}'

POST /json/format POST /json/validate POST /json/minify POST /json/diff POST /json/query

Comprehensive website grade (A-F) covering SSL, security headers, performance, and SEO in one call.

curl "https://kas.storksoft.by/grade?url=https://example.com"

GET /grade