No moat. Still in business.

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A server you run yourself that resizes and converts images on the fly from URL options, for web teams.

Since 2019

Free · Developer tools · Developers

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Open-source error tracker that ranks frontend bugs from errors and session replays and opens fix pull requests on GitHub.

Since 2024

Uptime and monitoring · Developers

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Self-hosted identity provider that gives an organisation single sign-on and login flows across its apps, with APIs and templates.

Security and passwords

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A free knowledge base you run on your own server to publish help articles sorted into nested categories.

Free · Customer support

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Dashboard for email sent through Amazon SES showing bounces, deliveries, complaints, opens and clicks, run yourself or hosted.

Free · Transactional email · Developers

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Stores, resizes, converts and serves images and video from your own bucket, as a Cloudinary replacement.

Free plan · Design and images · Developers

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A self-hosted panel for running game servers in Docker containers, for friends' groups or hosting companies.

Free · Developer tools · Software companies

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Continuous integration and delivery service that runs builds and tests for software teams, billed by usage.

Pay as you go · Developer tools · Developers

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CAPTCHA and bot blocking that stops scrapers, fake signups and account takeover on forms, APIs and full sites, explaining each block.

Free plan · Security and passwords

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Runs scheduled and batch container jobs on any cloud or your own servers, with an API, logs and cost controls.

Free plan · Developer tools · Developers

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A hosted container image registry built on Harbor for teams that need to store, secure and share images.

Free trial · Developer tools · Developers

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Turns your own Linux servers into a Docker cluster so you can deploy Compose apps to production with one command.

Developer tools · Developers

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A light S3-compatible storage server you run yourself, with a web dashboard, replication and encryption built in.

Since 2026

Free · Developer tools · Developers

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A federated code host with stacked pull request review and CI. You can use the hosted service or run it yourself.

Since 2025

Developer tools · Developers

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Self-hosted platform that deploys apps and databases from Git onto your own servers, with HTTPS, logs, backups and monitoring.

Since 2025

Developer tools · Developers

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A self-hosted web workspace for ClickHouse with a SQL editor, dashboards and cluster monitoring, for data teams.

Since 2026

Free plan · Developer tools · Developers

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Proxy that sits in front of PostgreSQL to pool connections, spread reads across replicas and shard data.

Developer tools · Developers

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Translates the text in your app, docs and website into many languages, with a CLI, API and review tools.

Since 2025

Developer tools · Developers

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Package registry for teams to store npm, Maven, PyPI, NuGet and Docker packages, used as a hosted service or installed on your servers.

Free plan · Developer tools · Developers

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Uptime checks for sites, APIs, databases and queues you run on your own server, with alerts and public status pages.

Free · Uptime and monitoring · Developers

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A small platform you install on your own server to deploy apps with git push, with databases and storage included.

Since 2026

Free · Developer tools · Developers

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Hosts Docker apps, Postgres databases and file storage on European servers, deploying straight from GitHub.

Since 2025

Subscription · Developer tools · Developers

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Desktop app for developers to inspect, debug and replay Kafka topics, schemas and consumer groups.

Since 2026

Free plan · Developer tools · Developers

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Generates a typed Laravel and Vue monorepo with auth, Docker and CI from a schema you define, for developers starting a SaaS.

Since 2025

Free plan · Developer tools · Developers

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Open-source monitoring you host yourself for websites, servers, containers and SSL, with status pages and alerts.

Free · Uptime and monitoring · Developers

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A free status page and uptime monitor you run in Docker, with incident updates, maintenance plans and subscriber notices.

Free · Uptime and monitoring · Developers

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Alerts you when a cron job, worker or container stops checking in, and attaches its last log lines to the alert.

Since 2026

Free plan · Uptime and monitoring · Developers

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A backend for map and location apps: import spatial files into PostGIS and get SQL, realtime and OGC APIs, hosted or self-run.

Since 2025

Developer tools · Developers

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A Docker image you run yourself that solves DataDome and Akamai bot challenges for scraping workers, at a flat fee.

Developer tools · Developers

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A self-hosted wiki for engineering teams where pages embed live Prometheus and SQL charts and edits are reviewed like pull requests.

Since 2026

Free · Developer tools · Developers

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A self-hosted gateway that gives teams logged, single sign-on access to SSH, databases, Kubernetes and remote desktops.

Since 2026

Free · Security and passwords · Developers

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Hosting that runs your apps from a git push or an AI agent request, with managed Postgres, Redis, domains and logs.

Since 2026

Free trial · Developer tools · Developers

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Feature flags and remote settings service you host yourself, letting teams change app behaviour without shipping an update.

Free · Developer tools · Developers

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Logs every LLM call with cost, latency and agent traces once you change one base URL; hosted or self-hosted.

Free plan · Uptime and monitoring · Developers

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Hosts apps from a GitHub repo on European servers, with attack filtering, logs and metrics for a fixed monthly fee.

Free plan · Developer tools · Developers

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Maps which repos rely on shared base images, Terraform modules and Helm charts, so you can see what a change will break.

Since 2026

Free plan · Developer tools · Developers

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A control panel for your own server that deploys apps from Git, runs databases and handles SSL and backups.

Developer tools · Agencies

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Self-hosted platform that deploys Docker apps from Git with domains, SSL and databases for small dev teams.

Since 2026

Free · Developer tools · Developers

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Hosted Firecracker sandboxes for coding agents that pause with their memory kept and bill by the minute.

Since 2026

Subscription · Developer tools · Developers

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Gives each customer of your software a registry login that can only pull the image versions their license covers.

Since 2026

Subscription · Developer tools · Software companies

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A status page and endpoint monitor you install on your own server, with incident updates by email and Slack.

Free · Uptime and monitoring · Developers

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Self-hosted gateway that makes private web, TCP and UDP services reachable through outbound WireGuard tunnels you control.

Since 2025

Security and passwords · Developers

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Cheap cloud sandboxes that host AI agent harnesses and background jobs for developers, billed by the minute.

Since 2025

Pay as you go · Developer tools · Developers

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Open-source platform you host yourself to deploy container images to many servers and manage release versions.

Developer tools · Developers

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A desktop app for managing Linux servers over plain SSH, with dashboards, terminals, files, Docker and firewalls.

Since 2026

Free · Developer tools · Developers

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Open-source uptime monitor you run yourself, checking sites, ports, DNS and SSL, with status pages and alerts.

Since 2025

Free · Uptime and monitoring · Developers

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Monitors Linux and Windows servers, network devices, websites and cron jobs from one dashboard using a small agent.

Subscription · Uptime and monitoring · Agencies

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Lightweight self-hosted platform for deploying apps from git or Docker onto your own servers, with domains and SSL handled.

Since 2024

Free · Developer tools · Developers