Real-time error alerts, performance insights, and anomaly detection across your full stack. Free 30-day trial.
Move from alert to fix before users notice. AppSignal monitors errors, performance bottlenecks, host health, and uptime—all from one dashboard. Instant notifications on deployments, anomaly triggers for memory spikes or error surges, and seamless log management. Works out of the box with Rails, Django, Express, Phoenix, Next.js, and dozens more. Starts at $23/month with no hidden fees.
Try AppSignal Free
Gemini 3 and 200+ AI Models on One Platform
Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.
Build generative AI apps with Vertex AI Studio. Switch between models without switching platforms.
A very simple gui-based email send/retreive client written in Java. Designed specifically for use over a dial-up connection. Allows messages to be previewed and deleted without downloading from server.
Faeromail is a simple but powerful PHP based IMAP email client.
FaeroMail is a forked version of aeromail. Several features were desired by users that the original author didn't want, so the code was forked at version 1.30.
Postilion is an E-mail client (MUA) for the X-Windows system. It is based upon the TkRat code base, and intends to look and feel like the Mail.app program from NeXT. It supports several languges, and offers a robust feature set.
Portable opensource e-mail client and Personal Information Manager written for the Unices and Linux. Our goal is to support various mail servers including Exchange Server, POP3, IMAP4, etc., eventually having the functionality of MS Outlook.
Mail-Lite is a php server side (mobile) email reader interface.You can view and manage your server based imap email from any browser. Use this program to view,edit, delete, write, or filter spam when you are away from your home or office computer.
Spicebird is an open-source email and collaboration suite based on the Mozilla platform. It provides integrated e-mail, contacts, calendaring and instant messaging. It can connect to any SMTP/IMAP email server, CalDav Calendar server and Jabber serve
Nikita is a peer-to-peer PIM. It will offer all the same benefits of the standard PIMS (such as Outlook or Chandler) but will not require a central server. Items can be marked as Calendar, Task, Email, etc... or any combination of those. Silos be gone!