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Tattler

tattler.dev·Infrastructure

Tattler is an open-source CLI and API tool that enables developers to send branded HTML emails and SMS notifications from their applications. It supports template expansion, live previews, and multi-channel delivery, streamlining notification workflows for development teams.

Open SourceBSD-3-Clause
WebCLIAPISelf-hosted
T
Tattler preview
Visit tattler.dev↗
⭐3
stars
✓5
features
📅2023
since

Overview

5 features

Tattler sits in PulseGate's API design, testing & docs category. It focuses on simplifying the process of sending branded notifications (email/SMS) from applications without complex setup. Tattler is an open-source project aimed at developers building notification systems. The project is open source (BSD-3-Clause). It runs on the web, the command line, and API, and it can be self-hosted.

It is developed by Tattler Dev Team, and the product first shipped in 2023. The project is developed in the open on GitHub with 47 commits in the last 90 days. Among its 5 catalogued features are email notifications, SMS notifications, and template support. It exposes integrations via a public API.

  • ✓Email notifications
  • ✓SMS notifications
  • ✓Template support
  • ✓Live preview
  • ✓Multi-channel delivery

Tags

notification-apiemail-deliverysms-integrationcli-tooltemplate-engine

Built with & integrations

Connectors
API
Runs on
BrowserCLIAPI-onlySelf-hosted

Trust & compliance

LicenseBSD-3-Clause
Verified signals
✓ HTTPS✓ Open Source✓ Free tier✓ GitHub · ★ 3✓ Active maintenance

Recent events

Latest indexed changes and source events

  1. IndexedJun 16, 3:04 AM

    Listing verified by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about Tattler

What is Tattler?
Tattler focuses on simplifying the process of sending branded notifications (email/SMS) from applications without complex setup. It is catalogued under API design, testing & docs on PulseGate.
Who should use Tattler?
Tattler is an open-source project built for developers building notification systems.
Does Tattler have a free plan?
Yes — Tattler is open source under the BSD-3-Clause license and free to use.
What platforms does Tattler run on?
Tattler runs on the web, the command line, and API. It can also be self-hosted.
Is Tattler still active?
PulseGate's automated liveness checks currently classify Tattler as active. The GitHub repository shows 47 commits in the last 90 days.
What tools are similar to Tattler?
Similar tools tracked by PulseGate include Tatem, Tatomo, and MailTally.TatemTatomoMailTally
Who develops Tattler?
Tattler is developed by Tattler Dev Team.
How long has Tattler been around?
Tattler first shipped in 2023.

At a glance

Pricing
Open Source
Platforms
Cli · Web
Languages
English
Open source
Yes · ★ 3
License
BSD-3-Clause
First seen
Jan 5, 2024
Activity
🟢 Active
Status
🟢 Active
Built for
Developers building notification systems
Model
Open source
Solves
Simplifying the process of sending branded notifications (email/SMS) from applications without complex setup.

Developer

Tattler Dev Team
Small team
↗ GitHub

Open source

View on GitHub →
⭐ Stars
3
🍴 Forks
0
Open issues
0
Last commit
2mo ago
Commits 90d
47
Contributors
4
Authorship
Small team
Default branch
main
Latest release
v3.3.0 · 2mo ago

Live coverage

Confidence
Medium · 80
Indexed
Jun 16, 2026
Lifecycle
Alive
Activity
Active
First seen
Jan 2024
Last seen
4w ago
Identity audit (9)
Entity ID
cmqg28tfl0drbgynznv1fa0m4
Slug
tattler-tattler-dev
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jun 16, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jun 17, 2026
Canonical URL
https://tattler.dev/

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