No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- 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
- ALTCHA
CAPTCHA that blocks bot sign-ups and form spam without cookies or tracking, available as a WordPress plugin, self-hosted or managed.
Free plan · Security and passwords
- Quadratic
Spreadsheet that links to databases and files and lets AI write the formulas, Python and charts for you.
Since 2023
Data and spreadsheets
- ImgSEO
Writes alt text and file names for images in bulk to help WordPress sites with search ranking and accessibility.
Free plan · SEO · Agencies
- pbar.io
Lets developers share live progress of scripts and jobs through a link, via an API or a tqdm replacement.
Uptime and monitoring · Developers
- redirs
Point any domain at any URL with automatic HTTPS, path rules and hit analytics, no server to run.
Free plan · Website builders
- ROLLIN
An app that rates how wheelchair accessible restaurants, bars and cafes are so people can check before going out.
Since 2026
Free plan · Travel · Individuals and families
- 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
- 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
- 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
- Back4app
Hosted app backend with database, user login and generated REST and GraphQL APIs, so developers skip running servers.
Developer tools · Developers
- AIR Blackbox
Records every AI agent decision in a signed, tamper-evident log so teams can show regulators what their AI did under the EU AI Act.
Since 2026
Free plan · Developer tools · 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
- AltTextLab
Generates accessible alt text for images in bulk across WordPress, Shopify and other sites, with an API and browser extensions.
Free plan · SEO · Online sellers
- 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
- SEO Score API
Send a URL to this API and get back an SEO score, check results and a ranked list of fixes as JSON.
Since 2026
Free plan · SEO · Agencies
- Authress
An API that adds login, SSO and fine-grained permissions to the software you build.
Security and passwords · 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
- 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
- AutoAlt
Writes alt text for shop and website images in many languages to help with search ranking and accessibility rules.
Free plan · SEO
- Zitadel
Multi-tenant login and identity service with hosted login pages, SSO, passkeys and MFA for app builders.
Free plan · Security and passwords · Developers
- Alt Magic
Writes image alt text automatically in 150 languages for WordPress and Shopify sites, via plugin, browser extension or API.
Free plan · SEO · Online sellers