No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- 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
- Appwrite
Open-source backend for app builders with auth, databases, storage, functions and hosting, run in the cloud or on your own servers.
Since 2021
Developer tools · Developers
- authentik
Self-hosted identity provider that gives an organisation single sign-on and login flows across its apps, with APIs and templates.
Security and passwords
- Back4app
Hosted app backend with database, user login and generated REST and GraphQL APIs, so developers skip running servers.
Developer tools · Developers
- Nile
Serverless Postgres that keeps each customer's data and vector embeddings in its own virtual database, for teams building B2B SaaS.
Developer tools · Developers
- Faable
Hosts apps from Git on European servers and adds user login through a hosted OAuth and OpenID Connect server.
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
- Para Cloud
Managed hosting of the open-source Para backend with a JSON API, login, search and backups, priced per app.
Free plan · Developer tools · Developers
- Authgear
Login, passkeys, SMS and WhatsApp codes, SSO and user management for apps, run in their cloud or on your servers.
Free plan · Security and passwords · Developers
- Hanko
Open-source login service with passkeys, 2FA and SSO for app makers, run in Hanko's cloud or on your own servers.
Since 2025
Free plan · Security and passwords · 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
- 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
- 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
- Authress
An API that adds login, SSO and fine-grained permissions to the software you build.
Security and passwords · Developers
- SuperTokens
Adds sign-in to your app with prebuilt screens for passwords, magic links, social login and SSO, self-hosted or managed.
Security and passwords · Developers
- Treblle
Watches live API traffic so engineering teams can see usage, catch problems and enforce API standards.
Uptime and monitoring · 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
- InsForge
A hosted backend with database, auth, storage and functions that AI coding agents can set up and run for you.
Since 2025
Developer tools · Developers
- Nhost
Managed backend with Postgres, GraphQL, user sign-in, file storage and serverless functions so developers can ship apps quickly.
Since 2020
Free plan · Developer tools · Developers
- Forte
Deploys apps from GitHub and adds sign-in, payments, scaling and monitoring, so small teams can skip building infrastructure.
Since 2026
Subscription · Developer tools · Developers
- Zitadel
Multi-tenant login and identity service with hosted login pages, SSO, passkeys and MFA for app builders.
Free plan · Security and passwords · Developers