No moat. Still in business.

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

Data and spreadsheets

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A free workspace for running AI coding agents in isolated Git worktrees on your laptop or a remote server.

Free · Developer tools · Developers

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Widget for your web app that lets users send annotated screenshots plus console and network logs as bug reports.

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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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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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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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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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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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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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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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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Lightweight project tracker with boards, Gantt charts and GitHub links for software teams that would rather ship.

Subscription · Projects and tasks · 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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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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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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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-hostable alternative to Vercel and Netlify for deploying web apps, with previews, environments and logs.

Free plan · Developer tools · Developers

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Project management with Gantt charts, boards and time and cost reports that teams can self-host or use as a cloud service.

Free · Projects and tasks

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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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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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A cloud coding agent that works in your real dev setup and returns tested pull requests with previews to approve.

Subscription · Developer tools · Developers

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A dashboard that organises the services in your homelab and checks they are up, self-hosted or run for you in the cloud.

Uptime and monitoring · Individuals and families

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

Uptime and monitoring · 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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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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A set of AI agents that turn customer requests into tickets, code changes and reviewed pull requests for software teams.

Subscription · Developer tools · Developers

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

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

Free plan · Developer tools · Developers

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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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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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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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Connect a GitHub repo and each push to main is built, containerised and served over HTTPS, on their servers or your own VPS.

Free plan · Developer tools · Developers

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A self-hosted developer portal that finds services in your GitHub repos and Kubernetes clusters and shows who owns them.

Free · Developer tools · Developers

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Memory layer for AI agents that links company data from Slack, GitHub and Linear, self-hosted or on their cloud.

Developer tools · Developers

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Gives AI agents API keys only after a person approves the request, stores them encrypted and logs every access.

Security and passwords · Developers