No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- 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
- 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
- Sessy
Dashboard for email sent through Amazon SES showing bounces, deliveries, complaints, opens and clicks, run yourself or hosted.
Free · Transactional email · Developers
- Alertee
Runs scheduled SQL checks on Postgres and ClickHouse and alerts your team when data goes missing, stale or wrong.
Since 2025
Free plan · Uptime and monitoring · Developers
- NeverBlink
Watches Elasticsearch, OpenSearch, ClickHouse and Postgres clusters and suggests tuning and fixes, with engineers on hand.
Since 2025
Free plan · Uptime and monitoring · Developers
- Coroot
Open-source observability that gathers metrics, logs and traces with eBPF and points DevOps teams to the root cause of outages.
Since 2024
Uptime and monitoring · Developers