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JustKalm
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Changelog Feeds

Subscribe to API changes via RSS, Atom, JSON Feed, webhooks, or email. Get notified about new features, breaking changes, and deprecations.

Email Notifications

Get changelog updates delivered to your inbox. We send one email per release, never spam.

Available Formats

RSS 2.0

Compatible with all RSS readers

https://api.justkalm.com/changelog.rss

Atom

Modern feed format with better metadata

https://api.justkalm.com/changelog.atom

JSON Feed

Easily parse with any programming language

https://api.justkalm.com/changelog.json

Feed Examples

RSS 2.0 Format
<?xml version="1.0" encoding="UTF-8"?>
<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
  <channel>
    <title>JustKalm API Changelog</title>
    <link>https://justkalm.com/changelog</link>
    <description>API updates, new features, and deprecations</description>
    <atom:link href="https://api.justkalm.com/changelog.rss" rel="self"/>
    <item>
      <title>2024-01-15: Streaming API & Enhanced Valuations</title>
      <link>https://justkalm.com/changelog#2024-01-15</link>
      <pubDate>Mon, 15 Jan 2024 00:00:00 GMT</pubDate>
      <guid>2024-01-15</guid>
      <description>
        <![CDATA[
          <p><strong>Breaking:</strong> Confidence scores now 0-100</p>
          <p><strong>Added:</strong> SSE streaming support</p>
          <p><strong>Deprecated:</strong> /v1/estimate endpoint</p>
        ]]>
      </description>
      <category>major</category>
    </item>
  </channel>
</rss>
JSON Feed Format
{
  "version": "https://jsonfeed.org/version/1.1",
  "title": "JustKalm API Changelog",
  "home_page_url": "https://justkalm.com/changelog",
  "feed_url": "https://api.justkalm.com/changelog.json",
  "items": [
    {
      "id": "2024-01-15",
      "title": "2024-01-15: Streaming API & Enhanced Valuations",
      "url": "https://justkalm.com/changelog#2024-01-15",
      "date_published": "2024-01-15T00:00:00Z",
      "content_html": "<p>Breaking: Confidence scores now 0-100</p>",
      "tags": ["major", "breaking"],
      "_justkalm": {
        "breaking": true,
        "changes": [
          { "type": "added", "description": "SSE streaming support" },
          { "type": "changed", "description": "Confidence 0-100 scale" },
          { "type": "deprecated", "description": "/v1/estimate endpoint" }
        ]
      }
    }
  ]
}
Webhook Subscription
# Subscribe to changelog webhooks
curl -X POST https://api.justkalm.com/v2/webhooks \
  -H "Authorization: Bearer jk_live_xxx" \
  -H "Content-Type: application/json" \
  -d '{
    "url": "https://example.com/webhooks/justkalm",
    "events": [
      "changelog.published",
      "api.version.deprecated",
      "api.version.sunset"
    ]
  }'

# Webhook payload
{
  "event": "changelog.published",
  "data": {
    "version": "2024-01-15",
    "type": "major",
    "breaking": true,
    "title": "Streaming API & Enhanced Valuations",
    "changes_count": 6
  },
  "timestamp": "2024-01-15T00:00:00Z"
}
Slack Integration
# Add to Slack via RSS
# 1. Go to your Slack channel
# 2. Add the RSS app
# 3. Subscribe to: https://api.justkalm.com/changelog.rss

# Or use webhook with Slack integration
curl -X POST https://api.justkalm.com/v2/integrations/slack \
  -H "Authorization: Bearer jk_live_xxx" \
  -d '{
    "webhook_url": "https://hooks.slack.com/services/xxx",
    "channel": "#engineering",
    "events": ["changelog.published"]
  }'

Webhook Event Types

EventDescriptionPayload
changelog.publishedNew changelog entry releasedversion, type, title, changes
api.version.deprecatedAPI version marked deprecatedversion, sunset_date, migration_guide
api.version.sunsetAPI version reaching end of lifeversion, sunset_date, replacement
feature.releasedNew feature availablefeature_name, documentation_url
breaking.announcedBreaking change announceddescription, affected_endpoints, migration

Popular Integrations

Slack
Post to channels
Discord
Webhook notifications
Microsoft Teams
Incoming webhooks
Feedly
RSS aggregation
Zapier
Automate workflows
IFTTT
Trigger actions
PagerDuty
Breaking change alerts
Linear
Create migration tasks

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