Lokryn LLC
@lokryn.bsky.social
Blue collar data tools for SMBs. Compliance-grade logging, webhooks, and validation—without the enterprise price tag. Tools for the people that do the work.
Builders ship.
Perfectionists polish forever.
Perfectionists polish forever.
January 20, 2026 at 11:00 PM
Builders ship.
Perfectionists polish forever.
Perfectionists polish forever.
"This will only take five minutes."
Three hours later, you're still not back to the thing you were actually building.
Three hours later, you're still not back to the thing you were actually building.
January 20, 2026 at 12:57 PM
"This will only take five minutes."
Three hours later, you're still not back to the thing you were actually building.
Three hours later, you're still not back to the thing you were actually building.
Slack to check the message.
Jira to find the ticket.
Confluence to read the doc.
Notion to find the other doc.
Back to Slack to ask where the actual doc is.
Just builder things.
Jira to find the ticket.
Confluence to read the doc.
Notion to find the other doc.
Back to Slack to ask where the actual doc is.
Just builder things.
January 19, 2026 at 10:57 PM
Slack to check the message.
Jira to find the ticket.
Confluence to read the doc.
Notion to find the other doc.
Back to Slack to ask where the actual doc is.
Just builder things.
Jira to find the ticket.
Confluence to read the doc.
Notion to find the other doc.
Back to Slack to ask where the actual doc is.
Just builder things.
47 browser tabs open.
None of them are the one you need.
None of them are the one you need.
January 19, 2026 at 1:01 PM
47 browser tabs open.
None of them are the one you need.
None of them are the one you need.
lokryn-merkle-tree is the foundation of Field Notes, our tamper-evident logging product.
Open-sourcing the building blocks as we build:
→ merkle-tree (now)
→ compliance-log-schema (next week)
→ mcp-log (coming)
Field Notes: Jan 15th.
Open-sourcing the building blocks as we build:
→ merkle-tree (now)
→ compliance-log-schema (next week)
→ mcp-log (coming)
Field Notes: Jan 15th.
January 7, 2026 at 1:00 PM
lokryn-merkle-tree is the foundation of Field Notes, our tamper-evident logging product.
Open-sourcing the building blocks as we build:
→ merkle-tree (now)
→ compliance-log-schema (next week)
→ mcp-log (coming)
Field Notes: Jan 15th.
Open-sourcing the building blocks as we build:
→ merkle-tree (now)
→ compliance-log-schema (next week)
→ mcp-log (coming)
Field Notes: Jan 15th.
The Lokryn stack:
1. compliance-log-schema → what to log
2. merkle-tree → tamper-evidence
3. mcp-log → capture MCP calls
4. Field Notes → store & query
Open source foundations. Product on top.
Field Notes: Jan 15th.
1. compliance-log-schema → what to log
2. merkle-tree → tamper-evidence
3. mcp-log → capture MCP calls
4. Field Notes → store & query
Open source foundations. Product on top.
Field Notes: Jan 15th.
January 6, 2026 at 11:03 PM
The Lokryn stack:
1. compliance-log-schema → what to log
2. merkle-tree → tamper-evidence
3. mcp-log → capture MCP calls
4. Field Notes → store & query
Open source foundations. Product on top.
Field Notes: Jan 15th.
1. compliance-log-schema → what to log
2. merkle-tree → tamper-evidence
3. mcp-log → capture MCP calls
4. Field Notes → store & query
Open source foundations. Product on top.
Field Notes: Jan 15th.
Tracking affiliate sales in a spreadsheet you update monthly?
What if you knew the moment a code converted — and your affiliate did too?
Affiliate Ping. Real-time alerts. Unlimited codes.
apps.shopify.com/lokryn-affl...
What if you knew the moment a code converted — and your affiliate did too?
Affiliate Ping. Real-time alerts. Unlimited codes.
apps.shopify.com/lokryn-affl...
January 6, 2026 at 8:02 PM
Tracking affiliate sales in a spreadsheet you update monthly?
What if you knew the moment a code converted — and your affiliate did too?
Affiliate Ping. Real-time alerts. Unlimited codes.
apps.shopify.com/lokryn-affl...
What if you knew the moment a code converted — and your affiliate did too?
Affiliate Ping. Real-time alerts. Unlimited codes.
apps.shopify.com/lokryn-affl...
Your influencer just made you a sale.
They don't know. You don't know. The spreadsheet won't update until next week.
Affiliate Ping fixes that. Real-time alerts to Email and Slack the moment a discount code converts.
apps.shopify.com/lokryn-affl...
They don't know. You don't know. The spreadsheet won't update until next week.
Affiliate Ping fixes that. Real-time alerts to Email and Slack the moment a discount code converts.
apps.shopify.com/lokryn-affl...
January 6, 2026 at 1:56 PM
Your influencer just made you a sale.
They don't know. You don't know. The spreadsheet won't update until next week.
Affiliate Ping fixes that. Real-time alerts to Email and Slack the moment a discount code converts.
apps.shopify.com/lokryn-affl...
They don't know. You don't know. The spreadsheet won't update until next week.
Affiliate Ping fixes that. Real-time alerts to Email and Slack the moment a discount code converts.
apps.shopify.com/lokryn-affl...
App crashed. Server restarted. Chain broken?
Nope.
Get last hash from DB, resume the chain. Recovery is one query away.
github.com/lokryn-llc/...
Nope.
Get last hash from DB, resume the chain. Recovery is one query away.
github.com/lokryn-llc/...
GitHub - lokryn-llc/merkle-tree: Merkle tree and hash chain utilities for building tamper-evident audit logs in Python
Merkle tree and hash chain utilities for building tamper-evident audit logs in Python - lokryn-llc/merkle-tree
github.com
January 6, 2026 at 1:00 PM
App crashed. Server restarted. Chain broken?
Nope.
Get last hash from DB, resume the chain. Recovery is one query away.
github.com/lokryn-llc/...
Nope.
Get last hash from DB, resume the chain. Recovery is one query away.
github.com/lokryn-llc/...
Affiliate Ping just went live on Shopify.
Get instant alerts when your affiliate codes drive sales. Know within seconds, not days.
Celebrate wins together in real time.
7-day free trial, $9.99/month.
apps.shopify.com/lokryn-affl...
Get instant alerts when your affiliate codes drive sales. Know within seconds, not days.
Celebrate wins together in real time.
7-day free trial, $9.99/month.
apps.shopify.com/lokryn-affl...
January 6, 2026 at 2:00 AM
Affiliate Ping just went live on Shopify.
Get instant alerts when your affiliate codes drive sales. Know within seconds, not days.
Celebrate wins together in real time.
7-day free trial, $9.99/month.
apps.shopify.com/lokryn-affl...
Get instant alerts when your affiliate codes drive sales. Know within seconds, not days.
Celebrate wins together in real time.
7-day free trial, $9.99/month.
apps.shopify.com/lokryn-affl...
Why protobuf for compliance logs?
→ Strict schema = can't log garbage
→ Binary = smaller than JSON
→ Generated code = type safety
→ Language agnostic
JSON is flexible. Compliance needs structure.
github.com/lokryn-llc/...
→ Strict schema = can't log garbage
→ Binary = smaller than JSON
→ Generated code = type safety
→ Language agnostic
JSON is flexible. Compliance needs structure.
github.com/lokryn-llc/...
January 5, 2026 at 10:58 PM
Why protobuf for compliance logs?
→ Strict schema = can't log garbage
→ Binary = smaller than JSON
→ Generated code = type safety
→ Language agnostic
JSON is flexible. Compliance needs structure.
github.com/lokryn-llc/...
→ Strict schema = can't log garbage
→ Binary = smaller than JSON
→ Generated code = type safety
→ Language agnostic
JSON is flexible. Compliance needs structure.
github.com/lokryn-llc/...
Process 1000 records. Store one hash. Verify the whole batch instantly.
That's a merkle root.
Match = untampered
Mismatch = something changed
github.com/lokryn-llc/...
That's a merkle root.
Match = untampered
Mismatch = something changed
github.com/lokryn-llc/...
GitHub - lokryn-llc/merkle-tree: Merkle tree and hash chain utilities for building tamper-evident audit logs in Python
Merkle tree and hash chain utilities for building tamper-evident audit logs in Python - lokryn-llc/merkle-tree
github.com
January 5, 2026 at 6:00 PM
Process 1000 records. Store one hash. Verify the whole batch instantly.
That's a merkle root.
Match = untampered
Mismatch = something changed
github.com/lokryn-llc/...
That's a merkle root.
Match = untampered
Mismatch = something changed
github.com/lokryn-llc/...
Your data: standard Parquet on S3.
No proprietary format. No lock-in.
Outgrow DuckLake? Migrate to Iceberg or Databricks without rewriting.
aws.amazon.com/marketplace...
No proprietary format. No lock-in.
Outgrow DuckLake? Migrate to Iceberg or Databricks without rewriting.
aws.amazon.com/marketplace...
January 5, 2026 at 1:00 PM
Your data: standard Parquet on S3.
No proprietary format. No lock-in.
Outgrow DuckLake? Migrate to Iceberg or Databricks without rewriting.
aws.amazon.com/marketplace...
No proprietary format. No lock-in.
Outgrow DuckLake? Migrate to Iceberg or Databricks without rewriting.
aws.amazon.com/marketplace...
Write logs once. Export to:
→ AWS Security Lake (OCSF)
→ Datadog
→ Splunk
→ Elastic
→ Microsoft Sentinel
No format translation. Pre-computed export fields.
github.com/lokryn-llc/...
→ AWS Security Lake (OCSF)
→ Datadog
→ Splunk
→ Elastic
→ Microsoft Sentinel
No format translation. Pre-computed export fields.
github.com/lokryn-llc/...
January 4, 2026 at 11:02 PM
Write logs once. Export to:
→ AWS Security Lake (OCSF)
→ Datadog
→ Splunk
→ Elastic
→ Microsoft Sentinel
No format translation. Pre-computed export fields.
github.com/lokryn-llc/...
→ AWS Security Lake (OCSF)
→ Datadog
→ Splunk
→ Elastic
→ Microsoft Sentinel
No format translation. Pre-computed export fields.
github.com/lokryn-llc/...
Every record points to the previous one.
Change any record in the middle? The chain breaks. We know exactly where.
Same principle that secures Bitcoin.
github.com/lokryn-llc/...
Change any record in the middle? The chain breaks. We know exactly where.
Same principle that secures Bitcoin.
github.com/lokryn-llc/...
GitHub - lokryn-llc/merkle-tree: Merkle tree and hash chain utilities for building tamper-evident audit logs in Python
Merkle tree and hash chain utilities for building tamper-evident audit logs in Python - lokryn-llc/merkle-tree
github.com
January 4, 2026 at 6:00 PM
Every record points to the previous one.
Change any record in the middle? The chain breaks. We know exactly where.
Same principle that secures Bitcoin.
github.com/lokryn-llc/...
Change any record in the middle? The chain breaks. We know exactly where.
Same principle that secures Bitcoin.
github.com/lokryn-llc/...
"What did this table look like last Tuesday?"
Time travel queries on S3. No extra setup. Just works.
aws.amazon.com/marketplace...
Time travel queries on S3. No extra setup. Just works.
aws.amazon.com/marketplace...
January 4, 2026 at 1:00 PM
"What did this table look like last Tuesday?"
Time travel queries on S3. No extra setup. Just works.
aws.amazon.com/marketplace...
Time travel queries on S3. No extra setup. Just works.
aws.amazon.com/marketplace...
SOC2 auditors are starting to ask about AI agent logs.
Most teams: "We're logging... something?"
No standard exists for MCP audit trails. So we made one.
github.com/lokryn-llc/...
Most teams: "We're logging... something?"
No standard exists for MCP audit trails. So we made one.
github.com/lokryn-llc/...
January 3, 2026 at 10:58 PM
SOC2 auditors are starting to ask about AI agent logs.
Most teams: "We're logging... something?"
No standard exists for MCP audit trails. So we made one.
github.com/lokryn-llc/...
Most teams: "We're logging... something?"
No standard exists for MCP audit trails. So we made one.
github.com/lokryn-llc/...
Storing audit logs in a database?
Anyone with DB access can edit history.
Hash chaining fixes that. Every record links to the previous. Break the chain, we know.
github.com/lokryn-llc/...
Anyone with DB access can edit history.
Hash chaining fixes that. Every record links to the previous. Break the chain, we know.
github.com/lokryn-llc/...
GitHub - lokryn-llc/merkle-tree: Merkle tree and hash chain utilities for building tamper-evident audit logs in Python
Merkle tree and hash chain utilities for building tamper-evident audit logs in Python - lokryn-llc/merkle-tree
github.com
January 3, 2026 at 1:00 PM
Storing audit logs in a database?
Anyone with DB access can edit history.
Hash chaining fixes that. Every record links to the previous. Break the chain, we know.
github.com/lokryn-llc/...
Anyone with DB access can edit history.
Hash chaining fixes that. Every record links to the previous. Break the chain, we know.
github.com/lokryn-llc/...
DuckLake pricing:
$0.05/hour
8 hrs/day = $0.40
Weekdays only ≈ $8/mo
Always on ≈ $36/mo
Managed alternatives: $500+/mo or weeks of engineering.
aws.amazon.com/marketplace...
$0.05/hour
8 hrs/day = $0.40
Weekdays only ≈ $8/mo
Always on ≈ $36/mo
Managed alternatives: $500+/mo or weeks of engineering.
aws.amazon.com/marketplace...
January 2, 2026 at 11:00 PM
DuckLake pricing:
$0.05/hour
8 hrs/day = $0.40
Weekdays only ≈ $8/mo
Always on ≈ $36/mo
Managed alternatives: $500+/mo or weeks of engineering.
aws.amazon.com/marketplace...
$0.05/hour
8 hrs/day = $0.40
Weekdays only ≈ $8/mo
Always on ≈ $36/mo
Managed alternatives: $500+/mo or weeks of engineering.
aws.amazon.com/marketplace...
"DuckLake won't work with BI tools."
Just published: Metabase and Superset both connecting to DuckLake, querying S3 data.
15 min walkthrough.
youtu.be/WpzPfsjtibo
Just published: Metabase and Superset both connecting to DuckLake, querying S3 data.
15 min walkthrough.
youtu.be/WpzPfsjtibo
January 2, 2026 at 7:57 PM
"DuckLake won't work with BI tools."
Just published: Metabase and Superset both connecting to DuckLake, querying S3 data.
15 min walkthrough.
youtu.be/WpzPfsjtibo
Just published: Metabase and Superset both connecting to DuckLake, querying S3 data.
15 min walkthrough.
youtu.be/WpzPfsjtibo
Released lokryn-compliance-log-schema — a protobuf schema for compliance audit logs.
First-class MCP/AI agent support. Export to OCSF, OTel, Splunk, Elastic.
One schema, ship everywhere.
github.com/lokryn-llc/...
First-class MCP/AI agent support. Export to OCSF, OTel, Splunk, Elastic.
One schema, ship everywhere.
github.com/lokryn-llc/...
January 2, 2026 at 1:04 PM
Released lokryn-compliance-log-schema — a protobuf schema for compliance audit logs.
First-class MCP/AI agent support. Export to OCSF, OTel, Splunk, Elastic.
One schema, ship everywhere.
github.com/lokryn-llc/...
First-class MCP/AI agent support. Export to OCSF, OTel, Splunk, Elastic.
One schema, ship everywhere.
github.com/lokryn-llc/...
Just released lokryn-merkle-tree — tamper-evident audit logs in Python.
Zero dependencies. Hash chaining. Merkle proofs.
If someone edits your audit logs, you'll know.
github.com/lokryn-llc/...
Zero dependencies. Hash chaining. Merkle proofs.
If someone edits your audit logs, you'll know.
github.com/lokryn-llc/...
January 1, 2026 at 11:00 PM
Just released lokryn-merkle-tree — tamper-evident audit logs in Python.
Zero dependencies. Hash chaining. Merkle proofs.
If someone edits your audit logs, you'll know.
github.com/lokryn-llc/...
Zero dependencies. Hash chaining. Merkle proofs.
If someone edits your audit logs, you'll know.
github.com/lokryn-llc/...
Setting up a data lakehouse:
→ YAML (Spark)
→ YAML (Hive)
→ IAM policies
→ Glue crawlers
→ Stack traces
3 days later, still no SELECT *
Or: one container, 5 min, done.
aws.amazon.com/marketplace...
→ YAML (Spark)
→ YAML (Hive)
→ IAM policies
→ Glue crawlers
→ Stack traces
3 days later, still no SELECT *
Or: one container, 5 min, done.
aws.amazon.com/marketplace...
January 1, 2026 at 6:00 PM
Setting up a data lakehouse:
→ YAML (Spark)
→ YAML (Hive)
→ IAM policies
→ Glue crawlers
→ Stack traces
3 days later, still no SELECT *
Or: one container, 5 min, done.
aws.amazon.com/marketplace...
→ YAML (Spark)
→ YAML (Hive)
→ IAM policies
→ Glue crawlers
→ Stack traces
3 days later, still no SELECT *
Or: one container, 5 min, done.
aws.amazon.com/marketplace...
DuckLake Container is live on AWS Marketplace.
A data lakehouse in one container:
→ PostgreSQL 17 + DuckDB
→ Parquet on S3
→ ACID transactions, time travel
→ 5 min setup, $0.05/hr
No Spark. No Hive. No YAML hell.
aws.amazon.com/marketplace...
A data lakehouse in one container:
→ PostgreSQL 17 + DuckDB
→ Parquet on S3
→ ACID transactions, time travel
→ 5 min setup, $0.05/hr
No Spark. No Hive. No YAML hell.
aws.amazon.com/marketplace...
January 1, 2026 at 4:19 PM
DuckLake Container is live on AWS Marketplace.
A data lakehouse in one container:
→ PostgreSQL 17 + DuckDB
→ Parquet on S3
→ ACID transactions, time travel
→ 5 min setup, $0.05/hr
No Spark. No Hive. No YAML hell.
aws.amazon.com/marketplace...
A data lakehouse in one container:
→ PostgreSQL 17 + DuckDB
→ Parquet on S3
→ ACID transactions, time travel
→ 5 min setup, $0.05/hr
No Spark. No Hive. No YAML hell.
aws.amazon.com/marketplace...