MCP servers
Model Context Protocol servers give AI clients access to services and data.
JSON Schema Tools
Validate JSON against a schema with Ajv, infer a schema from samples and diff two schemas.
basitalisandhuInstalls in 30 days: 0JWT Tools
Decode JWTs without verifying, flag risky algorithms and claims, verify HS256 or RS256 with a key.
basitalisandhuInstalls in 30 days: 0llms.txt
Build llms.txt from local Markdown or a sitemap.xml and check an existing llms.txt file.
basitalisandhuInstalls in 30 days: 0OpenAPI Lint
Lint OpenAPI 3.x documents for missing security, responses, descriptions and versioning.
basitalisandhuInstalls in 30 days: 0OSV Advisories
Query OSV.dev for known vulnerabilities by package and version, and scan lockfiles in batch.
basitalisandhuInstalls in 30 days: 0Regex Lab
Test regular expressions in a timeout-guarded worker, explain them, find catastrophic backtracking.
basitalisandhuInstalls in 30 days: 0Security Headers
Fetch a URL's response headers and grade CSP, HSTS, X-Frame-Options and related security headers.
basitalisandhuInstalls in 30 days: 0io.github.beSaif/zenpilot
Let Claude use your Zen Browser, like Claude in Chrome. No extension, only sites you allow.
beSaifInstalls in 30 days: 0ivygrep
Local code search and task context packs for coding agents
bvolpatoInstalls in 30 days: 0ViralClipper
Create short-form videos and photo carousels for TikTok, Instagram Reels, and YouTube Shorts.
io.github.cocaina999Installs in 30 days: 0Opik
Read and score Opik traces, experiments, datasets and prompts from your AI assistant.
comet-mlInstalls in 30 days: 0io.github.cyanheads/calculator-mcp-server
Evaluate, simplify, and differentiate mathematical expressions.
cyanheadsInstalls in 30 days: 0io.github.cyanheads/internet-archive-mcp-server
Search the Wayback Machine and IA library (40M+ items), fetch snapshots, item metadata, and text.
cyanheadsInstalls in 30 days: 0io.github.cyanheads/national-parks-mcp-server
Plan US National Park Service trips — parks, alerts, campgrounds, things to do, events.
cyanheadsInstalls in 30 days: 0IDigiTrust SSL Toolkit
Free SSL/PKI tools: HTTPS audit incl. GM SM2/TLCP, DCV pre-check, CSR, cert decode, P12/JKS.
MintreetechInstalls in 30 days: 0Backlink Checker: Referring Domains & Anchor Text
Bulk backlinks of any domain or URL: anchors, dofollow, spam score, referring domains.
io.github.NadaHoInstalls in 30 days: 0Domain Authority & Spam Score Checker
Bulk domain rank (0-100), SEO spam score, backlinks and referring domains for up to 10,000 domains.
io.github.NadaHoInstalls in 30 days: 0Domain SEO Overview (Semrush alternative)
Organic traffic, keyword counts and up to 1,000 competitor keywords of any domain; 94 countries.
io.github.NadaHoInstalls in 30 days: 0Google Maps Businesses Without Website (leads)
Local businesses on Google Maps with no website: name, phone, address, rating. For web agencies.
io.github.NadaHoInstalls in 30 days: 0Google Keyword Planner Alternative (no Ads account)
Google Ads Keyword Planner data without an Ads account: search volume, CPC, bid range, competition.
io.github.NadaHoInstalls in 30 days: 0Keyword Search Volume & CPC (Ahrefs alternative)
Bulk Google keyword search volume, CPC, difficulty, intent and monthly history; 94 countries.
io.github.NadaHoInstalls in 30 days: 0PlainRows SEO tools: volume, backlinks, authority
5 SEO tools: keyword volume, Keyword Planner data, backlinks, domain authority, domain traffic.
io.github.NadaHoInstalls in 30 days: 0Image Converter & Compressor
Convert, compress and resize many images to WebP, JPEG, PNG or AVIF; returns links and sizes.
io.github.Nero-EngineInstalls in 30 days: 0Domain Availability Checker: Bulk WHOIS Lookup & Domain Age
Is each domain or name idea available or taken? Plus registration date, expiry, age and registrar.
io.github.Nero-EngineInstalls in 30 days: 0