No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- MLJAR Studio
Desktop data analysis app where you ask about your data in plain English and get Python code, charts and notebooks run on your computer.
Since 2017
Data and spreadsheets
- 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
- 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
- Keeper.sh
Copies events between your work, personal and school calendars so you show as busy everywhere, keeping details private.
Free plan · Scheduling and booking · Individuals and families
- PlanPop
Group calendar app where friends, partners and families layer their schedules to see when everyone is free.
Family and parenting · Individuals and families
- 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
- Quadratic
Spreadsheet that links to databases and files and lets AI write the formulas, Python and charts for you.
Since 2023
Data and spreadsheets
- 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
- 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
- WP Booking Calendar
WordPress plugin that lets visitors check open dates or time slots, book and pay, with an admin panel to manage reservations.
Free plan · Scheduling and booking
- 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
- DBLift
Runs versioned SQL and Python database migrations with dry runs, history checks and rollbacks, for Python teams.
Since 2026
Free plan · Developer tools · Developers
- Overcast
Pools GPUs and CPUs from many cloud providers and your own servers so developers can run large data jobs in one place.
Since 2026
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
- Settle It
Make a quick poll, ranking or group availability check and share the link, with no accounts needed.
Since 2026
Scheduling and booking · Individuals and families
- SYNCDATE
Syncs Google, Outlook and iCloud calendars so clients see you as busy while you keep the meeting details.
Free plan · Scheduling and booking · Individuals and families
- Magic Login Pro
Lets WordPress users sign in with an emailed one-time link instead of typing a password.
Security and passwords
- Runcell
An AI agent inside Jupyter that writes and runs Python cells, reads the results and fixes errors during data analysis.
Since 2025
Free plan · Developer tools · 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
- 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
- FastAPI Cloud
Hosting for Python FastAPI apps that deploys with one command and handles scaling and HTTPS for developers.
Since 2026
Developer tools · Developers
- CalOverlap
Paste up to four booking links from tools like Calendly, HubSpot or Cal.com to see when every person is free, for teams setting meetings.
Since 2025
Free · Scheduling and booking
- FluentBooking
A WordPress plugin that lets clients book appointments based on your availability and synced calendar.
Scheduling and booking
- 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
- 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
- Zitadel
Multi-tenant login and identity service with hosted login pages, SSO, passkeys and MFA for app builders.
Free plan · Security and passwords · Developers