8 Monitoring Tools in One APM. Install in 5 Minutes.
Errors, performance, logs, uptime, hosts, anomalies, dashboards, and check-ins. One interface.
AppSignal works out of the box for Ruby, Elixir, Node.js, Python, and more. 30-day free trial, no credit card required.
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AI-generated apps that pass security review
Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.
Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
Simple web interface for Postfix domains, accounts, aliases
These are 3 very simple web forms to help administration of Postfix:
(1) domain management - adding / deleting domains, adding / deleting supervisors, assigning supervisor for domains
(2) account management - adding / changing / deleting / deactivating / reactivating mail accounts for a given domain; specifying recipients for BCC copies of all incoming and outgoing messages of a given mail account
(3) alias management - adding / changing / deleting aliases and their destination(s)
Mailafar is a mail server designed for use in difficult communication environments providing a full set of Internet email protocols, web mail, web admin, dial-in and wireless LAN access control. It will run on Linux, FreeBSD and Windows.
dkim-connector is a daemon that facilitates the configuration of dkim-milter (especially for multi domain hosting; with postfix and sendmail) and is accessible via webservices (for a simplified adaption of specific admin tools) and a console client
Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.
Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.
Delphi / FPC SMTP / POP3 Mail Server. High volume, customizable E-mail, for Win32, small footprint, secure, simple and fast with Web-based admin. See Documentation for more.
PoCoMy: Postfix + Courier + Mysql :: Webfrontend for administration. Features: Virtual domains, forwarding, aliases, sender aliases, multi user, multi language, privileges system, delegation of rights per domain, ...
Cadmin (Courier Admin) is a free software package that provides a framework and associated toolset for managing a scalable courier mail system with virtual domains.
TLim (Transaction Limiter)
TLim is a patch that spam-hardens sendmail against both inbound and outbound abuse.
TLim counts the number of transactions an IP performs. Should the IP violate admin-defined limits, it is sanctioned via a null route.
A scalable e-mail system framework. Based around an LDAP, all modules are independant, giving the administrator the right to choose their own personal favourite component. Designed to improve the migration & admin of large scale mail systems.
eXtremail manager is a php based SMTP/POP server manager. Specificly for the eXtremail server. It offers the server admin many ways to monitor server activity and add/edit/delete users and domains.
phpMEQPopAdmin is a small collection of PHP4-Scripts to administrate the mysql-tables for your virtual mailserver (http://www.netd.co.za/mysql-mail/). The admin of each domain can logon and create pop-mailboxes, forwarders and catchall-accounts.