Marketing Automation
Iterable
Iterable is a cloud customer-engagement and marketing automation platform for coordinating personalized campaigns across email, mobile, web, and other messaging channels.
TechZella Directory
Software for REST API in 2026
List of REST API Software | Last updated: October 13, 2026
This page lists the 51 tools in the TechZella directory that are classified under REST API, a platform in our taxonomy. Every profile summarises what the product does, who it suits, what it costs, and where it falls short, based on documented vendor and independent sources rather than hands-on testing. Examples in this group include Acronis Cyber Protect, Browse AI, Egnyte, Gladia, Keycloak, Rapid7 InsightIDR, Speechmatics and TranscribeMe; the list is alphabetical and does not imply a ranking. Across these tools the industries most often documented are Healthcare, Education, Retail, Financial Services. The most common documented use cases are Order fulfillment, Order management, Sales pipeline management, Audio transcription. Tools here are most often also filed under Speech-to-Text Software, Supply Chain Management, Transcription Software, CRM Software. To compare options, open each profile and read the Decision Snapshot, the pricing and total cost sections, and the Gotchas, then check the alternatives listed for the products you are considering. Features, pricing and availability change, so confirm current details with each vendor before you decide.
Editorial guide
About REST API software
This page lists the 51 tools in the TechZella directory that are classified under REST API, a platform in our taxonomy. Every profile summarises what the product does, who it suits, what it costs, and where it falls short, based on documented vendor and independent sources rather than hands-on testing. Examples in this group include Acronis Cyber Protect, Browse AI, Egnyte, Gladia, Keycloak, Rapid7 InsightIDR, Speechmatics and TranscribeMe; the list is alphabetical and does not imply a ranking. Across these tools the industries most often documented are Healthcare, Education, Retail, Financial Services. The most common documented use cases are Order fulfillment, Order management, Sales pipeline management, Audio transcription. Tools here are most often also filed under Speech-to-Text Software, Supply Chain Management, Transcription Software, CRM Software. To compare options, open each profile and read the Decision Snapshot, the pricing and total cost sections, and the Gotchas, then check the alternatives listed for the products you are considering. Features, pricing and availability change, so confirm current details with each vendor before you decide.
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Explore REST API through related software needs
These links use TechZella's existing product-to-taxonomy relationships. They are navigation aids, not independent endorsements.
Directory
Software listed under REST API
Browse the current directory listings and open individual profiles for detailed feature, pricing and evidence information.
Quick comparison
REST API Software
| # | Software / Tool | Best For | TechZella Score | User Rating | Pricing |
|---|---|---|---|---|---|
| 1 | Buttondown | Buttondown is a browser-based newsletter platform for writing, managing, and sending email… | 8.2/10 | — | $0 / Varies by active subscriber count |
| 2 | Brevo (formerly Sendinblue) | Brevo is a cloud-based marketing and CRM platform for email campaigns, automation,… | 7.9/10 | — | $0 / From $9 |
| 3 | Squidex | Squidex is an open-source headless CMS for modeling and managing structured content,… | 7.8/10 | — | Free / €19 |
| 4 | Flotiq | Flotiq is a managed headless CMS with customizable content models and automatically… | 7.7/10 | — | $0 / $37 |
| 5 | Letterhead | Letterhead provides newsletter production, audience management, analytics and monetization tools. Studio layers… | 7.6/10 | — | See pricing |
| 6 | Cockpit CMS | Cockpit CMS is a self-hosted headless CMS with REST and GraphQL APIs,… | 7.5/10 | — | €0 / €299 |
| 7 | Mailcoach | Mailcoach is an email marketing platform for campaigns, newsletters, automations, and transactional… | 7.3/10 | — | €9.99 / €0 |
| 8 | Audienceful | Audienceful is a web-based email marketing platform for newsletters, campaigns, signup forms,… | 7.2/10 | — | $0 / $29 |
| 9 | Bolt CMS | Bolt is an open-source PHP CMS for structured website content, Twig-based sites… | 7.2/10 | — | $0 |
| 10 | Curated | Curated is a newsletter publishing platform for collecting links, adding commentary, and… | 5.8/10 | — | $0 / $39 |
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Editorial selection
Software for REST API in 2026
Marketing Automation
Braze
Braze is a cloud customer engagement and marketing automation platform for customer data, cross-channel messaging, and journey orchestration. It supports web and…
Custom quote / Not publicly listed
Content Marketing Software
StoryChief
StoryChief is a web-based content marketing platform for planning, creating, reviewing, publishing, and measuring articles and social content across connected channels.
€49 / month; €588 billed yearly
Content Marketing Software
Percolate by Seismic
Percolate is an enterprise content marketing platform for campaign planning, production workflows, approvals, asset management, and publishing. Its capabilities are now integrated…
Not publicly listed
W
Project Management Software
Workfront (Adobe Workfront)
Adobe Workfront is cloud-based work management software for planning projects, managing resources, routing requests, and reviewing work across teams.
Custom quote
Project Management Software
Screendragon
Screendragon is a cloud-based work management platform for marketing teams and agencies, combining project planning, resource management, content workflows, approvals, and integrations.
Contact vendor
Content Marketing Software
Optimizely Content Marketing Platform (Welcome)
Optimizely CMP is a cloud-based workspace for planning campaigns, creating content, coordinating approvals, managing assets, and connecting publishing workflows.
Quote-based
A
Marketing Automation
Adobe Marketo Engage
Adobe Marketo Engage is a cloud marketing automation platform for managing multichannel campaigns, lead nurturing, audience segmentation, and marketing measurement.
Project Management Software
Smartsheet
Smartsheet is a cloud-based work management platform for coordinating projects, processes, and portfolios. It combines spreadsheet-style sheets with dashboards, reports, forms, and…
$9 per member / month, billed annually
Supply Chain Management
Tive
Tive combines a cloud shipment-visibility platform with connected trackers to monitor cargo location and condition, alert teams to exceptions, and share shipment…
Contact sales