No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- Assertible
Runs automated tests against your APIs and websites after each deploy and on a schedule, with alerts on failure.
Since 2016
Uptime and monitoring · Developers
- Opslane
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
- Pocket Alert
Sends messages from your scripts, servers or webhooks straight to the Pocket Alert app on your iPhone or Android phone.
Since 2024
Free plan · Uptime and monitoring · Developers
- Squey
Free open source desktop tool that plots millions of table rows visually so analysts can spot outliers and odd patterns.
Since 2024
Free · Data and spreadsheets
- LangWatch
Platform for AI teams to trace, simulate and evaluate their LLM agents and keep track of model spend.
Uptime and monitoring · Developers
- Livebook
Interactive code notebooks for Elixir teams to document work, explore data, and turn notebooks into small apps.
Free · Developer tools · Developers
- Pipetrics
Shows where GitHub Actions minutes and money go by repo, workflow and step, and flags slow or failing runs to fix.
Since 2025
Free plan · Uptime and monitoring · Developers
- Bag of words
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
- Steadwing
An AI on-call helper that looks through logs, metrics and code to find why production broke and suggest fixes.
Since 2026
Free plan · Uptime and monitoring · Developers
- Market Data
Real-time US stock, ETF and options data through an API or Google Sheets formulas, for traders and developers.
Free plan · Data and spreadsheets · Individuals and families
- CH-UI
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
- Wachd
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
- Peekaping
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
- FixBugs
An AI agent for on-call engineers that triages alerts, finds the root cause and proposes code fixes with reproduction tests.
Since 2026
Uptime and monitoring · Developers
- Gonewatch
Alerts you by email, Slack or a ticket when a cron job, backup or pipeline misses its expected check-in.
Since 2026
Free plan · Uptime and monitoring · Developers
- Checkmate
Open-source monitoring you host yourself for websites, servers, containers and SSL, with status pages and alerts.
Free · Uptime and monitoring · Developers
- Kener
A free status page and uptime monitor you run in Docker, with incident updates, maintenance plans and subscriber notices.
Free · Uptime and monitoring · Developers
- mcdview
Upload a SQL, Prisma or similar model file and get an interactive database diagram you can share by link.
Since 2026
Developer tools · Developers
- Sessy
Dashboard for email sent through Amazon SES showing bounces, deliveries, complaints, opens and clicks, run yourself or hosted.
Free · Transactional email · Developers
- Capto
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
- Centia.io
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
- CoIsland
Mac app that pulls builds, deploys, pull requests and errors into one small inbox and hands fixes to a coding agent.
Since 2026
Free plan · Uptime and monitoring · Developers
- Rejourney
Product analytics for web and mobile apps with session replay, funnels, heatmaps and crash tracking from a small SDK.
Since 2026
Free plan · Website analytics · Developers
- Spanlens
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
- IncidentFox
An AI agent that looks into production alerts, finds the likely root cause and prepares fixes for engineering teams.
Since 2026
Free plan · Uptime and monitoring · Developers
- GeoLens
An open-source catalog you host yourself so teams can search, preview, map and serve their geospatial datasets.
Since 2026
Free · Data and spreadsheets
- Selfship
Watches your AI agent's real traffic, finds where it fails customers and opens tested pull requests with fixes.
Since 2026
Subscription · Uptime and monitoring · Developers
- Nimbus
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
- RocketGraph
Observability for logs and traces that answers questions in Slack and drafts fix pull requests when alerts fire.
Since 2026
Free plan · Uptime and monitoring · Developers
- RushDB
Open source graph database that records the shape of your data on every write, so AI agents can query it accurately.
Since 2025
Free plan · Developer tools · Developers
- LLM Status
Scans your code for the AI models it calls and warns before any are deprecated or retired, with suggested replacements.
Since 2026
Free plan · Uptime and monitoring · Developers
- Statusnook
A status page and endpoint monitor you install on your own server, with incident updates by email and Slack.
Free · Uptime and monitoring · Developers
- Superlog
Runs automations that triage production errors, watch deploys and answer support questions for software teams.
Since 2026
Uptime and monitoring · Developers
- ServerBuddy
Mac app for checking and managing Linux servers: stats, services, Docker, files and cron jobs through a visual interface.
Since 2025
Free plan · Uptime and monitoring · Developers
- UniDeck
Build no-code dashboards from widgets that read from GitHub, Slack, Stripe, Google Workspace and your own APIs, then share by link.
Since 2025
Free plan · Data and spreadsheets
- plsfix
Learns from incidents your team already fixed and answers repeat outages in Slack with a runbook you can run.
Since 2024
Uptime and monitoring · Developers
- Kuvasz
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
- Fivenines
Monitors Linux and Windows servers, network devices, websites and cron jobs from one dashboard using a small agent.
Subscription · Uptime and monitoring · Agencies
- Mockaroo
Generates realistic fake datasets in CSV, JSON, SQL or Excel and hosts mock APIs so developers can test apps.
Free plan · Developer tools · Developers
- DockStats
An agent on each Docker host sends container logs and metrics to one dashboard, for developers running their own servers.
Since 2025
Uptime and monitoring · Developers
- RobinRelay
A Slack bot that answers new alerts with notes on how your team fixed similar incidents before.
Since 2025
Free plan · Uptime and monitoring · Developers