Developer API Directory
Every developer API in our index, ranked by agentic readiness. All entries expose at least one programmatic signal agents can discover at build time.
4309
Sites Indexed
37
Avg Score
1316 entries in this directory
Mobile DevOps Platform for iOS & Android | Bitrise
bitrise.io
Streamline your mobile development process with Bitrise. The Mobile DevOps platform that helps you build, test, and deploy your apps quickly and reliably.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Strale — Trust and Quality Infrastructure for AI Agents
strale.dev
Company data, compliance checks, financial validation. Structured JSON with audit trails. Every capability independently quality-scored.
llms.txt
AI bots
Schema.org
MCP
developer
45
+25 llms.txt
+10 MCP
missing +20 ai-plugin
Compare B2B Software, Download, & Develop Open Source & Business Software - SourceForge
sourceforge.net
SourceForge is the complete software discovery platform. SourceForge is the largest B2B software review and comparison site in the world, and features the largest business software directory, as well as free & fast open source software downloads and development.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Galileo AI: The AI Observability and Evaluation Platform
rungalileo.io
Galileo's AI observability and evaluation platform empowers AI teams to evaluate, monitor, and protect GenAI applications and agents at enterprise scale.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
GitHub
openfort.io
Open-source wallet infrastructure: embedded wallets, smart accounts, stablecoin orchestration, and agent wallets. A Privy alternative you can self-host.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Launch Your SaaS Faster - Astro, Next.js &… | LaunchFast
launchfa.st
Skip weeks of auth, payments, and infra setup. Production-ready SaaS starter kits with swap-any provider integrations. Trusted by 110+ developers shipping in…
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
J
Journify — Ad signal infrastructure for Meta, TikTok, Snap, and Google
journify.io
Ad platforms miss 30 to 40% of your conversions. Journify captures, validates, and delivers clean conversion signals server-side so Meta, TikTok, Snap, or Google optimize from real data. Better signals. Better ROAS.
llms.txt
API
AI bots
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
PDF Filling API — Fill & Generate PDF Documents | DocSpring
docspring.com
Fill out and generate PDFs with a simple API request. Design templates in our drag-and-drop editor, POST your JSON data, and download a finished PDF in seconds.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
Authentication | ZOKO API Documentation
docs.zoko.io
Zoko API authentication
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Abstract API: Automate anything with Abstract APIs
abstractapi.com
Abstract provides powerful APIs to help you enrich any user experience or automate any workflow. Used by 10,000+ developers worldwide.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
45
+25 llms.txt
+20 OpenAPI
missing +20 ai-plugin
Screenshotlayer API | Free, Powerful Screenshot API
screenshotlayer.com
Free URL to Screenshot API - capture crisp and clean snapshots of any website, with any device, any setting and lightning fast. Free for personal use.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
The Brief | The Brief Public API
docs.creatopy.com
Integration documentation
llms.txt
API
AI bots
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Crawlbase · Web Data Infrastructure for Developers, Enterprises & LLMs
proxycrawl.com
Web data infrastructure that keeps your data flowing. Crawl and scrape any website with a smart AI proxy, crawling API, enterprise crawler, managed scrapers, cloud storage, and a Web MCP Server for AI agents. No browsers, proxies or anti-bot maintenance. Start free with up to 10,000 requests.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
BugSplat: Crash Reporting, Error Monitoring, and Application Monitoring
bugsplat.com
Trusted by thousands of developers, BugSplat catches crashes the moment they happen, groups them by root cause, and gives your team the stack traces and context to fix them fast.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
D
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
ads.txt Guru - Manage, validate, collaborate
adstxt.guru
Manage your ads.txt files online, automatically validate your ads.txt files, and collaborate between publisher and ad network to automate ads.txt updates.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
DevOps & Platform Engineering Suite
buddy.works
DevOps & Platform Engineering Copilot
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Geekflare | Crawl, Scrape & Search API for AI Agents
apidocs.geekflare.com
Turn the chaotic web into clean Markdown. Access a suite of APIs to feed your legacy and AI apps without the infrastructure overhead.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Documentation Software — Jamdesk
jamdesk.com
Documentation software with AI included. Build fast docs from MDX in your Git repo — analytics, white labeling, and custom domains.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
W
Google Workspace MCP Server - Gmail, Drive, Docs, Sheets, Calendar AI Integration
workspacemcp.com
The most complete Google Workspace MCP server. Connect AI assistants to Gmail, Drive, Docs, Sheets, Calendar and 12 services with 100+ tools and OAuth 2.1.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
vLLora - Debug your agents in realtime
vllora.dev
Trace. Debug. Repeat. vLLora integrates seamlessly with frameworks like LangChain, Google ADK, and OpenAI Agents — providing unified tracing, cost tracking, and runtime observability across every model call.
llms.txt
API
AI bots
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
SWAGENT - API Documentation for the Agent Era
swagent.dev
Generate AI-readable llms.txt, human-friendly markdown, and semantic HTML from your OpenAPI spec. One command, three outputs.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
OpenMetadata: #1 Open Source Context Layer
open-metadata.org
OpenMetadata is the open-source AI context layer — powered by metadata, semantics, and memory that give people and AI a shared, rich understanding of your data. Built by the founders of Apache Hadoop, Apache Atlas, and Uber Databook. The unified platform for data cataloging, discovery, quality, observability, governance, lineage, collaboration & more.
llms.txt
API
AI bots
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
The Intuitive Vue UI Library - Nuxt UI
ui.nuxt.com
A comprehensive Vue UI component library (Nuxt optional) with 125+ accessible, Tailwind CSS components for building modern web applications. Works with Nuxt and plain Vue apps (Vite, Inertia, SSR).
llms.txt
AI bots
Schema.org
MCP
developer
45
+25 llms.txt
+10 MCP
missing +20 ai-plugin
Sourcebot
sourcebot.dev
Sourcebot is a self-hosted tool that helps humans and agents search, navigate, and understand complex enterprise codebases.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Load Testing Platform | Stress Test Your Website & APIs | LoadForge
loadforge.com
LoadForge is a modern, fully featured load testing platform, perfect for your next web application.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Hostinger - Bring Your Idea Online With a Website
hostinger.com
Choose Hostinger and make the perfect site. From Shared Hosting and Domains to VPS and Cloud plans. We have all you need for online success.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
The Open Source Context Layer for Agents and Humans | Marmot
marmotdata.io
Marmot is the open source context layer for agents and humans. Catalog what your data is, what it means, and who owns it, then make it available to your team and to every AI assistant through one MCP server.
llms.txt
API
Schema.org
developer
45
+25 llms.txt
+15 structured API
missing +20 ai-plugin
Wire NHS into your agent — MCP server
Add Not Human Search as an MCP tool. Your agent can call search_agents, get_site_details, get_stats, and submit_site at runtime.
Claude Code
claude mcp add --transport http nothumansearch https://nothumansearch.ai/mcp
Other clients: point any MCP-compatible tool at
https://nothumansearch.ai/mcp (streamable-http transport).Use NHS via REST
Prefer plain HTTP? Hit the search endpoint directly.
Search API
curl "https://nothumansearch.ai/api/v1/search?q=payment+API"
Agent Docs
Hiring AI / agentic engineers?
Live feed of AI/agent roles from AI Dev Jobs — 8,000+ positions, 489 companies:
Free: Monitor Your Agentic Readiness
We'll email you when your site's agent signals regress — so you catch it before your AI traffic drops. One email per week, only on real regressions.
Set up free monitoring →Submit Your Site
Get crawled and scored on agentic readiness. Appear in agent search results.