Good stuff. A few other suggestions perhaps in different verticals and some that fit within your current categories.
Marketing
- Inbound.org www.inbound.org
- Growth Hackers www.growthhackers.com
Research, VC, Startup Data
- Dan Primack's newsletter (http://fortune.com/tag/term-sheet/)
- PE Hub www.pehub.com
- CB Insights http://www.cbinsights.com/blog
Blogs by VCs
- Fred Wilson (Union Square Ventures) – avc.com
- Brad Feld (Foundry Group) – feld.com
- Mark Suster (GRP Partners) – bothsidesofthetable.com
- Bill Gurley (Benchmark) – abovethecrowd.com
- Ben Horowitz (A16Z) – bhorowitz.com
- Chris Dixon (A16Z) – cdixon.org
- First Round Capital Blog - firstround.com/blog/
- Hunter Walk (Homebrew) - hunterwalk.com
My company, CB Insights, is involved in this industry so folks who join our team are given the following on-boarding reading list which may be useful - https://www.cbinsights.com/blog/tech-reading-list/
Look forward to seeing how your side project evolves.
Marketing
- Inbound.org www.inbound.org
- Growth Hackers www.growthhackers.com
Research, VC, Startup Data
- Dan Primack's newsletter (http://fortune.com/tag/term-sheet/)
- PE Hub www.pehub.com
- CB Insights http://www.cbinsights.com/blog
Blogs by VCs
- Fred Wilson (Union Square Ventures) – avc.com
- Brad Feld (Foundry Group) – feld.com
- Mark Suster (GRP Partners) – bothsidesofthetable.com
- Bill Gurley (Benchmark) – abovethecrowd.com
- Ben Horowitz (A16Z) – bhorowitz.com
- Chris Dixon (A16Z) – cdixon.org
- First Round Capital Blog - firstround.com/blog/
- Hunter Walk (Homebrew) - hunterwalk.com
My company, CB Insights, is involved in this industry so folks who join our team are given the following on-boarding reading list which may be useful - https://www.cbinsights.com/blog/tech-reading-list/
Look forward to seeing how your side project evolves.