SYNAPSE — 04 / SYSTEMBRUTALIST EDITION
Local-first · No subscriptions for sync · Export or die · 100% markdown
SYNAPSE SYSTEMEST. 2026BETA
SECONDBRAIN.WITH RULES.
Not a playground. A system. Capture → Link → Retrieve. No magic AI, no vague “second brain” mysticism. Just a strict, fast, predictable tool you control.
01
CAPTURE IN 200MS
02
LINK WITH [[ ]]
03
RECALL ON TIME
▸ 12,400 SYSTEMS DEPLOYED · 99.9% UPTIME · 0 TRACKERS
SPECIMEN: DAILY NOTE_2026-08-05.md
Field notes
How to stop hoarding and start linking
RULE: Every note must link to one existing note or it is deleted in 7 days.
BACKLINKS (3)
[[ inbox ]][[ zettel ]]+ ADD
ENCRYPTEDOFFLINE144 WORDS
NO AI REQUIRED
100% YOUR FILES
42MS SEARCH
LOCAL-FIRST
E2E ENCRYPTED
NO CLOUD LOCK
SYSTEM 01
STRICT CAPTURE
Press C. No title dialog. No template theater. A timestamp, a block, a cursor. Write or leave.
SYSTEM 02
BRUTAL LINKS
[[ links are mandatory. Orphan notes auto-archive in 7 days. The graph rewards connection, not hoarding.
SYSTEM 03
TIMED RECALL
Spaced repetition without the app-y gloss. Plain SM-2, runs offline, shows exactly 5 notes daily.
TECHNICAL SPECIFICATIONS — V2.4
STORAGE
Plain Markdown + SQLite · Git history
SEARCH
Rust (ripgrep) · 42ms / 50k notes
SYNC
CRDT · No server needed (optional relay $8/mo)
BENCHMARK: 50,000 NOTES
0.04s
QUERY
60FPS
GRAPH
0
TRACKERS
▸ Source available. Read the manual before emailing support.
POPULAR — PRO
TIER 02 — PRO
$8/mo
SYNC + PUBLISH · E2E
- Encrypted relay
- Publish to URL
- Priority manual
▸ NOTION IS A DATABASE. OBSIDIAN IS A FOLDER. SYNAPSE IS A SYSTEM.Questions? Read the manual first.