01
Novu
The open-source notification infrastructure. In-app Inbox component, E-mail, SMS, Push and Slack Integrations.
Health95
Shipping100
Score98
Confidence100
Stars39.4k
ModeSource-visible project
Transactional Messaging
Alternatives to Open BSP API
Compare healthier or more active tools in the same use case using ToolVitals public evidence.
Why compare
Signals behind this alternatives page
- Open BSP API currently shows at least one risk or watch signal in ToolVitals data.
- The tool is still alive, but signs of slower momentum are visible.
- Health score: 54/100.
- Shipping score: 44/100.
Switching guide
Best alternatives by need
Healthier optionsNovu, OpenWA, WPPConnect, Notifuse
Stronger current public-health signal than Open BSP API.
Verified open/source-visibleOpenWA, WPPConnect, Notifuse, Wraps
Useful when portability and inspectability matter.
License unknown, source-visible signalsNovu
Public source signals exist, but ToolVitals has not verified the license class.
Ranked alternatives
Best-fit transactional messaging options
02
OpenWA
Self-hosted WhatsApp API gateway.
Health80
Shipping100
Score89
Confidence93
Stars12.1k
ModeSource-visible project
03
WPPConnect
WPPConnect is an open source project developed by the JavaScript community with the aim of exporting functions from WhatsApp Web to the node, which can be used to support the creation of any interaction, such as customer service, media sending, intelligence recognition based on phrases artificial and many other things, use your imagination
Health87
Shipping78
Score88
Confidence100
Stars3.4k
ModeSource-visible project
04
Notifuse
Notifuse is an open-source & modern emailing platform
Health79
Shipping80
Score85
Confidence100
Stars2k
ModeSource-visible project
05
Wraps
AWS Email, SMS, and CDN tools.
Health76
Shipping93
Score86
Confidence90
Stars51
ModeSource-visible project
06
Nodemailer
✉️ Send e-mails with Node.JS – easy as cake!
Health84
Shipping69
Score83
Confidence98
Stars17.6k
ModeSource-visible project
07
Gotify
A simple server for sending and receiving messages in real-time per WebSocket. (Includes a sleek web-ui)
Health80
Shipping73
Score81
Confidence89
Stars15.5k
ModeSource-visible project
08
Plunk
The Open-Source Email Platform
Health87
Shipping66
Score83
Confidence94
Stars5.3k
ModeSource-visible project
09
useSend
Open source alternative to Resend, Sendgrid, Postmark etc.
Health83
Shipping58
Score79
Confidence100
Stars4.5k
ModeSource-visible project
10
TextBee
open-source sms-gateway. turn any android phone into an sms gateway
Health76
Shipping67
Score79
Confidence100
Stars3k
ModeSource-visible project
11
Eonvelope
Self-hostable email archive.
Health80
Shipping60
Score78
Confidence92
Stars223
ModeSource-visible project
12
Hyvor Relay
✉️ Open-Source Email API for Developers. Self-hosted Alternative to SES, Mailgun, SendGrid.
Health70
Shipping36
Score67
Confidence100
Stars707
ModeSource-visible project