PUBLICAPI / API directory

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A practical starting point for public APIs. Compare access, pricing and limitations — with direct links to the original sources.

Categories (61)

government

Twilio - Numbers — twilio_numbers_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_numbers_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Numbers — twilio_numbers_v2 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_numbers_v2, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

security

Twilio - Oauth — twilio_oauth_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_oauth_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Preview — twilio_preview (twilio.com)

OpenAPI-specified service (twilio.com:twilio_preview, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Pricing — twilio_pricing_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_pricing_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Pricing — twilio_pricing_v2 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_pricing_v2, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Proxy — twilio_proxy_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_proxy_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Routes — twilio_routes_v2 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_routes_v2, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Serverless — twilio_serverless_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_serverless_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Studio — twilio_studio_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_studio_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Studio — twilio_studio_v2 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_studio_v2, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Supersim — twilio_supersim_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_supersim_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Sync — twilio_sync_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_sync_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Taskrouter — twilio_taskrouter_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_taskrouter_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Trunking — twilio_trunking_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_trunking_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Trusthub — twilio_trusthub_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_trusthub_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Verify — twilio_verify_v2 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_verify_v2, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

books-media

Twilio - Video — twilio_video_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_video_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Voice — twilio_voice_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_voice_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

government

Twilio - Wireless — twilio_wireless_v1 (twilio.com)

OpenAPI-specified service (twilio.com:twilio_wireless_v1, version 1.42.0): This is the public Twilio REST API.

Type: API

profiles

mcp-servers

Twinbay

Spin up stateful API twins, read request logs and grade agent runs

Access: OAuthType: MCP server

github-public-apis

social

Twitch

Game Streaming API

Access: OAuthType: API

HTTPS: Yes

github-public-apis

social

Twitter

Read and write Twitter data

Access: OAuthType: API

HTTPS: Yes · CORS: No

github-public-apis

developer-tools

Twitter API v2

OpenAPI-specified web service (twitter.com, version 2.61): Twitter API v2 available endpoints

Type: API

profiles

developer-tools

Twitter API v2 — current (twitter.com)

OpenAPI-specified service (twitter.com:current, version 2.61): Twitter API v2 available endpoints

Type: API

profiles

social

TwitterAPIs

Twitter / X data API: search, profiles, timelines, followers, DMs, write actions

Access: Personal API keyType: API

HTTPS: Yes

github-public-apis

social

TwittrAPI

Public Twitter/X data: profiles, tweets, replies, search, followers, lists, communities, trends

Access: Personal API keyType: API

HTTPS: Yes · CORS: Yes

github-public-apis

blockchain

TWZRD Agent Intel

Solana on-chain agent trust scoring via MCP; 4 free tools to score, resolve and verify AI agent wallets

Access: No keyType: API

HTTPS: Yes · CORS: Yes

github-public-apis

development

Tyk

Api and service management platform

Access: Personal API keyType: API

HTTPS: Yes · CORS: Yes

github-public-apis

government

U.S. EPA Enforcement and Compliance History Online (ECHO) - All Data (epa.gov)

OpenAPI-specified service (epa.gov:echo, version 2019.10.15): Enforcement and Compliance History Online (ECHO) is a tool developed and maintained by EPA's Office of Enforcement and Compliance Assurance for public use. ECHO provides integrated compliance and enforcement information for over 1 million regulated facilities nationwide. ECHO Rest Services provide multiple service endp

Type: API

profiles

government

U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act

OpenAPI-specified web service (epa.gov, version 2019.10.15): Enforcement and Compliance History Online (ECHO) is a tool developed and maintained by EPA's Office of Enforcement and Compliance Assurance for public use. ECHO provides integrated compliance and enforcement information for over 1 million regulated facilities nationwide. Air Rest Services provides multiple service endp

Type: API

profiles

government

U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Air Act (epa.gov)

OpenAPI-specified service (epa.gov:air, version 2019.10.15): Enforcement and Compliance History Online (ECHO) is a tool developed and maintained by EPA's Office of Enforcement and Compliance Assurance for public use. ECHO provides integrated compliance and enforcement information for over 1 million regulated facilities nationwide. Air Rest Services provides multiple service endp

Type: API

profiles

government

U.S. EPA Enforcement and Compliance History Online (ECHO) - Clean Water Act (CWA) Rest Services (epa.gov)

OpenAPI-specified service (epa.gov:cwa, version 2019.10.15): Enforcement and Compliance History Online (ECHO) is a tool developed and maintained by EPA's Office of Enforcement and Compliance Assurance for public use. ECHO provides integrated compliance and enforcement information for over 1 million regulated facilities nationwide. CWA Rest Services provides multiple service endp

Type: API

profiles

government

U.S. EPA Enforcement and Compliance History Online (ECHO) - Detailed Facility Report (DFR) (epa.gov)

OpenAPI-specified service (epa.gov:dfr, version 0.0.0): Enforcement and Compliance History Online (ECHO) is a tool developed and maintained by EPA's Office of Enforcement and Compliance Assurance for public use. ECHO provides integrated compliance and enforcement information for over 1 million regulated facilities nationwide. DFR Rest Services provide multiple service endpo

Type: API

profiles

government

U.S. EPA Enforcement and Compliance History Online (ECHO) - Effluent Charting and Reporting (epa.gov)

OpenAPI-specified service (epa.gov:eff, version 2019.10.15): Enforcement and Compliance History Online (ECHO) is a tool developed and maintained by EPA's Office of Enforcement and Compliance Assurance for public use. ECHO provides integrated compliance and enforcement information for over 1 million regulated facilities nationwide. EFF Rest Services provides the data for ECHO's E

Type: API

profiles

government

U.S. EPA Enforcement and Compliance History Online (ECHO) - Enforcement Case Search (epa.gov)

OpenAPI-specified service (epa.gov:case, version 1.0.0): Enforcement and Compliance History Online (ECHO) is a tool developed and maintained by EPA's Office of Enforcement and Compliance Assurance for public use. ECHO provides integrated compliance and enforcement information for over 1 million regulated facilities nationwide. CASE Rest Services provide multiple service endp

Type: API

profiles

government

U.S. EPA Enforcement and Compliance History Online (ECHO) - Resource Conservation and Recovery Act — rcra (epa.gov)

OpenAPI-specified service (epa.gov:rcra, version 2019.10.15): Enforcement and Compliance History Online (ECHO) is a tool developed and maintained by EPA's Office of Enforcement and Compliance Assurance for public use. ECHO provides integrated compliance and enforcement information for over 1 million regulated facilities nationwide. RCRA Rest Services provides multiple service end

Type: API

profiles

government

U.S. EPA Enforcement and Compliance History Online (ECHO) - Safe Drinking Water Act — sdw (epa.gov)

OpenAPI-specified service (epa.gov:sdw, version 2019.10.15): Enforcement and Compliance History Online (ECHO) is a tool developed and maintained by EPA's Office of Enforcement and Compliance Assurance for public use. ECHO provides integrated compliance and enforcement information for over 1 million regulated facilities nationwide. SDW Rest Services provides multiple service endp

Type: API

profiles

transportation

Uber

Uber ride requests and price estimation

Access: OAuthType: API

HTTPS: Yes · CORS: Yes

github-public-apis

uchecker

Bulk email verification with full SMTP server responses

Access: Personal API keyType: API

HTTPS: Yes

github-public-apis

personality

Udemy(instructor)

API for instructors on Udemy

Access: Personal API keyType: API

HTTPS: Yes

github-public-apis

geocoding

Uebermaps

Discover and share maps with friends

Access: Personal API keyType: API

HTTPS: Yes

github-public-apis

geography

uebermaps API endpoints

OpenAPI-specified web service (uebermaps.com, version 2.0): Enable people to store spots on public and private maps

Type: API

profiles

geography

UGC (haloapi.com)

OpenAPI-specified service (haloapi.com:ugc, version 1.0): API that provides Metadata about User-Generated Content (Maps and Game Variants).

Type: API

profiles

business

UGC VZ

Directory of DACH user-generated-content creators with topics, cities, rates and contact requests

Access: No keyType: API

HTTPS: Yes · CORS: No

github-public-apis

developer-tools

UGC, the Human Ad Network (MCP Server)

MCP server (africa.ugc/ugc v1.0.0): The Human Ad Network. Campaigns, clipping, and Clip Studio from chat.

Type: API

profiles

video

UGCdrop

Search real UGC video clips (reactions, hooks, b-roll) by emotion, niche, age and setting

Access: No keyType: API

HTTPS: Yes · CORS: Yes

github-public-apis

developer-tools

UI Names

UI Names (Test Data): Generate random fake names

Access: No keyType: API

profiles

geography

Uit in Enschede - Gemeente Enschede (Overheid Open Data)

Dutch public-sector open dataset and API ("Uit in Enschede - Gemeente Enschede") registered in the national data.overheid.nl catalog. Original Dutch description: Uit agenda van de Gemeente Enschede. Er is een API beschikbaar, alleen is deze API beperkt beschikbaar. Er kan een aanvraag voor gebruik worden ingediend bij Stichting Enschede Promotie. Voor meer informatie kunt u terecht bij de volgende link: https://www.uitinenschede.nl/api-agenda-en-locatie-feed#

Access: No keyPrice: FreeType: API

profiles

geography

Uitgaven rechtsbescherming en veiligheid door de overheid (Overheid Open Data)

Dutch public-sector open dataset and API ("Uitgaven rechtsbescherming en veiligheid door de overheid") registered in the national data.overheid.nl catalog. Original Dutch description: Uitgaven van Justitie, Defensie, Binnenlandse zaken, gemeenten, politie - regio's, Rijksgebouwendienst. 1990 - 2008*. Gewijzigd op 28 oktober 2008. Verschijningsfrequentie: Stopgezet.

Access: No keyPrice: FreeType: API

profiles

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