No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- IPinfo
An API that returns location, ASN, carrier and privacy details for any IP address, for developers and security teams.
Since 2014
Free plan · Developer tools · Developers
- Assertible
Runs automated tests against your APIs and websites after each deploy and on a schedule, with alerts on failure.
Since 2016
Uptime and monitoring · Developers
- ipapi.is
API that returns location, ASN, company and hosting data for an IP and flags VPN, proxy and Tor traffic.
Free plan · Security and passwords · Developers
- DB-IP
An API and downloadable database that maps IP addresses to country, city and network, used for localisation and fraud checks.
Free plan · Developer tools · Developers
- Abstract API
APIs that let developers check email addresses, phone numbers and IPs to catch fake signups and fraud.
Free plan · Security and passwords · Developers
- IPGeolocation.io
APIs and downloadable databases that give location, timezone and VPN or proxy risk data for IP addresses.
Free plan · Security and passwords · Developers
- IP2Location.io
API that returns the country, city, ISP and proxy status of an IP address, plus domain WHOIS data, for developers.
Free plan · Security and passwords · Developers
- Callosum
Desktop app for designing, calling and documenting APIs that keeps an OpenAPI spec in sync, offline with no login.
Since 2024
Free trial · Developer tools · Developers
- Antideo
APIs and a WordPress plugin that check IP location and reputation, emails and phone numbers to filter out fake form signups.
Free plan · Security and passwords · Developers
- BigDataCloud
APIs that turn IP addresses and GPS coordinates into locations and check phone numbers and emails, for app developers.
Free plan · Developer tools · Developers
- Ip2Geo
Turns IPv4 and IPv6 addresses into country, city, ISP and timezone through an API, SDKs or CLI, for developers.
Free plan · Developer tools · Developers
- InstantCLI
Builds a command line tool for your API from its docs, with binaries, install scripts and updates, so AI agents can use it.
Since 2026
Developer tools · Developers
- Beeceptor
Spin up hosted mock servers from OpenAPI, SOAP, GraphQL or gRPC specs so teams can test without the real backend.
Since 2025
Free plan · Developer tools · Developers
- IPWho
Returns geolocation, ISP, company, timezone and currency for any IP address, with cheap plans that include every field.
Free plan · Developer tools · Online sellers
- FreeIPAPI
Looks up the country, city, timezone and currency of any IP address through a JSON or XML API.
Since 2026
Free plan · Developer tools · Developers
- SpecShield
Compares your OpenAPI spec on each pull request and blocks merges that would break the services using your API.
Since 2026
Free plan · Developer tools · Developers
- Pitch31
Upload an OpenAPI or Postman file to get a chat agent that lets your users run your software's actions in plain language.
Since 2025
Free plan · Developer tools · Software companies
- Octri
Generates API docs, client libraries in ten languages and an MCP server from your OpenAPI file, plus usage monitoring, for API providers.
Since 2026
Free plan · Developer tools · Developers
- Routebase
Keeps API specs, mock servers, tests and published docs in step from a single spec, for software teams.
Since 2026
Free plan · Developer tools · Developers
- redirs
Point any domain at any URL with automatic HTTPS, path rules and hit analytics, no server to run.
Free plan · Website builders
- DollarDeploy
Deploys apps from a GitHub repo onto a server in your own cloud account, with HTTPS and redeploys on each push.
Since 2026
Free plan · Developer tools · Developers
- Scalar
Turns an OpenAPI file into hosted API docs, client SDKs and an MCP server for software companies.
Developer tools · Developers
- ipbase
Developer API that tells you the location, time zone, network provider and VPN or proxy status of an IP address.
Free plan · Security and passwords · Developers
- Geolocated.io
An API that returns location, ISP and coordinates for any IP address, with servers on several continents.
Developer tools · Developers
- Treblle
Watches live API traffic so engineering teams can see usage, catch problems and enforce API standards.
Uptime and monitoring · Developers
- IP-API
Looks up location, ISP and proxy status for any IP address or domain, free for non-commercial use with paid plans for business.
Free plan · Developer tools · Developers
- ipapi
API that returns the city, country, timezone and coordinates of an IP address, with paid plans for higher volumes.
Subscription · Developer tools · Developers
- Appliku
Sets up and manages your own cloud server to deploy Django apps, with a dashboard, CLI and API.
Since 2021
Free plan · Developer tools · Developers
- IP Flare
An API that returns country, city, time zone and currency for any IP address, for apps doing fraud checks or localisation.
Since 2024
Free plan · Developer tools · Developers
- Network Data Labs
An IP lookup API for developers that returns location with an honest accuracy radius, plus ASN, VPN, Tor and hosting flags.
Free plan · Security and passwords · Developers