No moat. Still in business.

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Deploys each labelled GitHub pull request as a live preview environment on your own Lightsail or Hetzner servers.

Since 2020

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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A simple self-hosted wiki that stores markdown pages in git, with file attachments and full page history.

Free · Notes and knowledge

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Visual canvas where teams arrange repos, notes, links and people for a project and work on it together live.

Projects and tasks · Software companies

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Security teams build automated response workflows and agents, and track incidents as cases, self-hosted or managed.

Security and passwords · Software companies

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An editing dashboard for Markdown and MDX kept in your GitHub repo, so clients can update static sites without Git.

Since 2022

Free plan · Website builders · Agencies

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Keyword research, backlink checks, rank tracking and site audits paid per use, self-hostable and usable from AI agents.

Pay as you go · SEO

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Open-source AI analyst for data teams that links any LLM to company data and answers questions in a web app or Slack.

Since 2025

Data and spreadsheets

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A web file manager that puts one interface over S3, SFTP, SMB and other storage so teams can browse and share files.

Documents and e-signature

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Sends multi-step B2B outreach emails from your own mailboxes and sorts replies, with control from coding agents.

Since 2026

Free · CRM and sales

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A free, open-source help desk with a website chat widget, shared inbox and help centre that you run yourself.

Since 2025

Free · Customer support

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Free browser app for building and editing a family tree without an account, saving it as a standard GEDCOM file.

Free · Family and parenting · Individuals and families

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Desktop and web client for querying and editing SQL and NoSQL databases such as PostgreSQL, MySQL and MongoDB.

Since 2021

Free · Developer tools · Developers

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Deploys Docker Compose apps from GitHub to your own Linux servers on each push, with domains, logs and backups.

Developer tools · Developers

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Sorts, filters and archives your GitHub notifications so developers can keep track of issues and pull requests outside email.

Free plan · Developer tools · Developers

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Self-hosted pastebin where every code snippet is a Git repo, for developers and teams who want their own Gist.

Free · Developer tools · Developers

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Self-hostable alternative to Vercel and Netlify for deploying web apps, with previews, environments and logs.

Free plan · Developer tools · Developers

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Runs coding agents inside your team's own workflows, turning tickets into pull requests you review, on their cloud or yours.

Developer tools · Developers

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Self-hosted platform for deploying web apps, static sites, databases and cron jobs from GitHub or GitLab.

Free · Developer tools · Developers

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Builds, tests and deploys code on Windows, Linux and macOS machines, hosted or on your own server.

Free plan · Developer tools · Developers

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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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API that sends a bot into Meet, Teams or Zoom calls and streams speaker-labelled transcripts, self-hosted or in their cloud.

Since 2024

Free plan · Developer tools · Developers

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A light self-hosted Git server with a web interface that runs as one binary or Docker container on small machines.

Free · Developer tools · Developers

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Developers can mock or proxy HTTP endpoints at shareable public URLs to test against APIs that are not finished yet.

Free · Developer tools · Developers

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Secrets manager that lets dev teams and AI agents store, sync and deploy app keys and env variables across environments.

Security and passwords · Developers

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Searches your company's Slack, Drive, GitHub and other tools by permission and answers questions with links to the source.

Notes and knowledge

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Tracks test coverage over time for your repos and flags untested code, free for open source projects.

Free plan · Developer tools · Developers

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Runs code benchmarks on dedicated bare metal machines and flags speed regressions in pull requests before merge.

Free plan · Developer tools · Developers

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Self-hosted platform for managing Git, Subversion and Mercurial repos with shared code review and permissions.

Free · Developer tools · Developers

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Captures UI screenshots on each build and flags visual changes so dev teams can review them before release.

Since 2024

Free plan · Developer tools · Developers

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Platform for AI teams to trace, simulate and evaluate their LLM agents and keep track of model spend.

Uptime and monitoring · Developers

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Open-source shared editor and headless CMS for writing technical docs, dev blogs and knowledge bases, with Git sync.

Notes and knowledge · Developers

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Model your data warehouse in YAML, then send business-term queries and get back one deterministic SQL statement.

Since 2026

Developer tools · Developers

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Pulls your photos, messages, locations and social posts into one private timeline stored on your own computer.

Since 2025

Free · Notes and knowledge · Individuals and families

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Run Claude, Codex, Gemini and other coding agents from desktop or phone with encrypted sync, on your existing subscriptions.

Free · Developer tools · Developers

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Gives AI coding agents and developers isolated full-stack environments on your own Kubernetes setup to test code against real services.

Since 2025

Free plan · 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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Task tracker for product teams that adds a public board where users vote on ideas and follow the roadmap and changelog.

Free plan · Projects and tasks · Software companies

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Holds risky actions from unattended AI coding agents until someone approves them from a dashboard or phone, and logs each decision.

Since 2026

Free trial · Security and passwords · Developers

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Visual editor for database schemas that writes SQL migrations and keeps a history of schema changes.

Developer tools · Developers

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Open-source wiki software you host yourself so a team can write and share its internal documentation.

Free · Notes and knowledge

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Open-source issue and sprint tracker you host yourself, built as a Jira replacement with test cases and time logs.

Projects and tasks · Developers

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Hosted git and Mercurial repos, CI builds, bug trackers and mailing lists for software projects, with no tracking.

Subscription · Developer tools · Developers

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Runs Claude Code and OpenCode sessions side by side in cloud sandboxes, started from Slack, Linear, GitHub or a phone.

Since 2026

Free plan · Developer tools · Developers

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Self-hosted on-call paging that pulls commits, logs and metrics when an alert fires and explains the likely cause.

Free · Uptime and monitoring · Developers

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An open-source gateway between AI agents and company systems that enforces identity, tool policies and audit logs.

Since 2025

Security and passwords · Developers

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Project tracker with boards, grids, timelines and time logging, priced without per-user fees, hosted or on your own server.

One-off payment · Projects and tasks

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Hosts agents, small APIs and internal tools with sandboxes, secrets, environments and many app connections, run from your editor.

Since 2026

Free plan · Developer tools · Developers