No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- Notifly
A hosted API for product teams to send app notifications over email, SMS, push, chat and an in app inbox.
Since 2020
Free plan · Transactional email · Developers
- Dittofeed
Sends automated email, SMS, push and WhatsApp messages using user segments and a visual journey builder, and can be embedded in your app.
Subscription · Email marketing · Health and clinics
- Uptrace
Collects traces, metrics and logs through OpenTelemetry for engineering teams, hosted or on your own servers.
Since 2022
Free trial · Uptime and monitoring · Developers
- PromptLayer
Lets AI teams version and test prompts, run evaluations and trace production agent calls outside the codebase.
Since 2023
Developer tools · Developers
- SuprSend
One API and dashboard for sending product notifications by email, SMS, push, Slack and in-app inbox.
Since 2022
Subscription · Transactional email · Developers
- Novu
One API and an in-app inbox component that let software teams send notifications by email, SMS, push, chat and in-app.
Transactional email · Developers
- Dash0
Observability built on OpenTelemetry for software teams, covering logs, traces, dashboards and alerts with cost control.
Since 2024
Free trial · Uptime and monitoring · Developers
- SigNoz
Application performance monitoring with logs, traces, metrics and alerts on OpenTelemetry, in the cloud or self-hosted.
Since 2022
Free plan · Uptime and monitoring · Developers
- nano
Security log search, detection rules and OpenTelemetry data in one store, run in the cloud or on your own servers.
Since 2026
Uptime and monitoring · Software companies
- Parseable
Stores and queries logs, metrics and traces on object storage at low cost, as a managed cloud or on your own servers.
Since 2026
Uptime and monitoring · Developers
- Lumbox
Gives each AI agent a real email address, and soon a phone number, so it can read mail, reply and use login codes.
Since 2026
Free plan · Developer tools · Developers
- AIR Blackbox
Records every AI agent decision in a signed, tamper-evident log so teams can show regulators what their AI did under the EU AI Act.
Since 2026
Free plan · Developer tools · Developers
- OpenObserve
Stores and searches logs, metrics and traces at low storage cost, as a cloud service or software you host yourself.
Free plan · Uptime and monitoring · Developers
- Multiplayer
Captures full stack session data from production and passes it to coding agents like Claude Code so they can fix bugs.
Since 2025
Developer tools · Developers
- Vartiq
Hosted service that sends webhooks for software teams, with retries, dead letter queues and delivery logs.
Since 2025
Free plan · Developer tools · Developers
- Gigapipe
An observability backend on ClickHouse that takes logs, metrics, traces and profiles and lets teams query them in Grafana.
Free plan · Uptime and monitoring · Developers
- Overcast
Pools GPUs and CPUs from many cloud providers and your own servers so developers can run large data jobs in one place.
Since 2026
Developer tools · Developers
- DollarDeploy
Deploys apps from a GitHub repo onto a server in your own cloud account, with HTTPS and redeploys on each push.
Since 2026
Free plan · Developer tools · Developers
- 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
- Raindrop
Traces AI agent runs in production, flags silent failures and lets teams test changes in simulation before release.
Since 2025
Free plan · Uptime and monitoring · Developers
- DBLift
Runs versioned SQL and Python database migrations with dry runs, history checks and rollbacks, for Python teams.
Since 2026
Free plan · Developer tools · Developers
- Maple
Collects traces, logs, metrics and session replays from OpenTelemetry for $39 a month, with EU hosting or self-hosting.
Subscription · 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
- Vero
Lets SaaS teams message users by email, push or SMS when they take certain actions inside the product.
Since 2021
Subscription · Email marketing · Software companies
- 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
- Appliku
Sets up and manages your own cloud server to deploy Django apps, with a dashboard, CLI and API.
Since 2021
Free plan · Developer tools · Developers
- Coroot
Gathers metrics, logs and traces using eBPF and explains why production incidents happened, for SRE and DevOps teams.
Since 2025
Subscription · Uptime and monitoring · Developers
- Respan
Sends requests to many AI models through one API with fallbacks, and records traces and evals of each agent run.
Free plan · Uptime and monitoring · Developers
- Trigger.dev
Run long background tasks and AI agents in TypeScript with retries, queues, schedules and tracing, hosted or on your servers.
Since 2023
Developer tools · Developers